Publications

Abdul, N.S.* & Marnewick, J.L. 2023. Fumonisin B1 disrupts mitochondrial function in oxidatively poised HepG2 liver cells by disrupting oxidative phosphorylation complexes and potential participation of lincRNA-p21. Toxicon, x:107057. https://doi.org/10.1016/j.toxicon.2023.107057. (Impact factor: 3.035).

Abdul, N.S.*, & Marnewick, J.L. 2023. What has been the focus of rooibos health research? A bibliometric overview. Journal of Herbal Medicine, 37: 100615. https://doi.org/10.1016/j.hermed.2022.100615. (Impact factor: 2.542).

Adabi, S.G.*, Torshizi, M.A.K., Raei, H. & Marnewick, J.L. 2023. Effect of dietary n-3 fatty acid and rooibos (Aspalathus linearis) supplementation on semen quality, sperm fatty acids and reproductive performance of aged male broiler breeders. Journal of Animal Physiology and Animal Nutrition, 107(1):248-261. https://doi.org/10.1111/jpn.13705. (Impact factor: 2.718).

Davies, S.E., Marnewick, J.L., Kamati, O. & Bester, D.J. 2023. The Power of Transdisciplinary Research for Business Innovation: The Case of Rooibos as a Potential Ergogenic Sport Drink. In Kuo, C-C (ed). Current Aspects in Business, Economics and Finance, Vol 8. London, UK: BP International, 13-46. https://doi.org/10.9734/bpi/cabef/v8/4496E.

Fakee, J., Bolton, J.J., Le Roes-Hill, M., Durrell, K.A., Antunes, E., & Beukes, D.R. 2023. Antimicrobial activity of the secondary metabolites isolated from a South African red seaweed, Laurencia corymbosa. Molecules, 28:2063. https://doi.org/10.3390/molecules28052063. (Impact factor: 4.927).

Geddie, H., Cairns, M., Smith, L., van Wyk, M., Beselaar, L., Truter, N., Rautenbach, F., Marnewick, J.L., Joseph, D.E. & Essop, M.F. 2023. The impact of chronic stress on intracellular redox balance: A systems level analysis. Physiological Reports, 11(7), Article 15640. https://doi.org/10.14814/phy2.15640. (Not indexed. Listed by DHET.)

Holtman, G.A., Haldenwang, R. & Welz, P.J. 2023. Biosand reactors for remediation of winery effluent in support of a circular economy and the positive effect of sand fractionation on hydraulic and operational performance. Journal of Water Process Engineering, 53, Article 103849. https://doi.org/10.1016/j.jwpe.2023.103849. (Impact factor: 7.340).

Kaela, C.R., Lilly, M., Rheeder, J.P., Misihairabgwi, J.M. & Alberts, J.F. 2023. Mycological and Multiple Mycotoxin Surveillance of Sorghum and Pearl Millet Produced by Smallholder Farmers in Namibia. Current Microbiology, 80(5) Article 164. https://doi.org/10.1007/s00284-023-03263-7. (Impact factor: 2.408).

Le Roes-Hill, M., Prins, A. & Agunbiade, M. 2023. Bacterial laccase-like multicopper oxidases in delignification and biofuel production. In Yadav, D. & Kudanga, T. (eds.). Bacterial laccases: engineering, immobilization, heterologous production and industrial applications. Amsterdam, The Netherlands: Elsevier Publications. ISBN 978-0323914574.

Minné, D., Stromin, J., Docrat, T., Engel-Hills, P. and Marnewick, J.L., 2023. The effects of tea polyphenols on emotional homeostasis: Understanding dementia risk through stress, mood, attention & sleep. Clinical Nutrition ESPEN, 57:77-88. https://doi.org/10.1016/j.clnesp.2023.06.008. (Impact factor: 2.408).

Mndi, O., Sogoni, A., Jimoh, M.O., Wilmot, C.M., Rautenbach, F. & Laubscher, C.P. 2023. Interactive effects of salinity stress and irrigation intervals on plant growth, nutritional value, and phytochemical content in Mesembryanthemum crystallinum L. Agriculture, 13(5), Article 1026. https://doi.org/10.3390/agriculture13051026. (Impact factor: 3.408).

Mpofu, A.B., Kaira, W.M., Holtman, G.A., Oyekola, O.O., van Hille, R.P., & Welz, P.J. 2023. Resource recovery from tannery wastewater using an integrated biological system: Towards a circular bioeconomy and net positive tannery operations. Journal of Cleaner Production, 387, Article 135872. https://doi.org/10.1016/j.jclepro.2023.135872. (Impact factor: 9.297).

Ninon, G.E., Etsassala, E., Macuphe, N., Rhoda, I., Rautenbach, F. & Nchu, F. 2023. An Endophytic Beauveria bassiana (Hypocreales) strain enhances the flavonol contents of Helichrysum petiolare. In Kambizi, L., Bvenura, C. (ed). Sustainable Uses and Prospects of Medicinal Plants, CRC Press. Sustainable Uses and Prospects of Medicinal Plants, Boca Raton, Florida: Taylor & Francis Group, LLC, 367-377. https://doi.org/10.1201/9781003206620-20.

Okaiyeto, K., Kerebba, N., Rautenbach, F., Kumar Singh, S., Dua, K., & Oguntibeju, O.O. 2023. UPLC-ESI-QTOF-MS phenolic compounds identification and quantification from ethanolic extract of Myrtus communis ‘Variegatha’: In vitro antioxidant and antidiabetic potentials. Arabian Journal of Chemistry, 16(2), Article 104447. https://doi.org/10.1016/j.arabjc.2022.104447. (Impact factor: 6.212).

Omoruyi, B.E., Volschenk, H., Gelderblom, W.C. & Lilly, M. 2023. Biocontrol of Fusarium species utilizing indigenous rooibos and honeybush extracts. Microbiology Spectrum, 24, Article e02742-22. https://doi.org/10.1128/spectrum.02742-22. (Impact factor: 9.043).

Thobejane, M.P., Nico van Blerk, N. & Welz, P.J., 2023. Influence of seasonality, wastewater treatment plant process, geographical location and environmental parameters on bacterial community selection in activated sludge wastewater treatment plants treating municipal sewage in South Africa. Environmental Research, 222, Article 115394. https://doi.org/10.1016/j.envres.2023.115394. (Impact factor: 8.300).

Wimberger, K., Carstens, K.F., Carstens, J.C., Brooke, F.R. & Rautenbach, F. 2023. Cape Parrot Poicephalus robustus diet in a nutshell: use of indigenous and exotic plants in the Eastern Cape Province, South Africa. Ostrich, 94(1):28-39. https://doi.org/10.2989/00306525.2022.2164805. (Impact factor: 1.093).

Abdul, N.S.* & Marnewick, J.L. 2022. Green rooibos extract attenuates high glucose induced oxidative stress in a human derived (HepG2) liver cell line. South African Journal of Botany, 151(Part A):852-865. https://doi.org/10.1016/j.sajb.2022.11.002. (Impact factor: 3.111).

Ademakinwa, A.N. & Agunbiade, M.O. 2022. Banana peel wastes as a source of tyrosinase useful in the production of L-DOPA. Sustainable Chemistry and Pharmacy, 30, Article 100853. https://doi.org/10.1016/j.scp.2022.100853. (Impact factor: 5.464).

Adewinogo, S.O., Sharma, R., Africa, C.W.J., Marnewick, J.L. & Hussein, A.A. 2022. Chemical study and comparison of the biological activities of the essential oils of Helichrysum petiolare, H. cymosum, and H. odoratissimum. Plants, 11(19), Article 2606. https://doi.org/10.3390/plants11192606. (Impact factor: 4.658).

Adimulam, T., Abdul, N.S.* & Chuturgoon, A. 2022. HepG2 liver cells treated with fumonisin B1 in galactose supplemented media have altered expression of genes and proteins known to regulate cholesterol flux. World Mycotoxin Journal, 15(3):313-324. https://doi.org/10.3920/WMJ2021.2723. (Impact factor: 3.353).

Agunbiade, M. & Le Roes-Hill, M. 2022. Application of bacterial tyrosinases in organic synthesis. World Journal of Microbiology and Biotechnology, 38(1), Article 2. https://doi.org/10.1007/s11274-021-03186-0. (Impact factor: 4.253).

Agunbiade, M., Oladipo, B., Ademakinwa, A.N., Awolusi, O., Adesiyan, I.M., Oyekola, O., Ololade, O. & Ojo, A. 2022. Bioflocculant produced by Bacillus velezensis and its potential application in brewery wastewater treatment. Scientific Reports, 12), Article 10945. https://doi.org/10.1038/s41598-022-15193-8. (Impact factor: 4.997).

Ajuwon, O.R., Marnewick, J.L., Oguntibeju, O.O. & Davids, L.M. 2022. Red palm oil ameliorates oxidative challenge and inflammatory responses associated with lipopolysaccharide-induced hepatic injury by modulating NF-κβ and Nrf2/GCL/HO-1 signaling pathways in rats. Antioxidants, 11(8), Article 1629. https://doi.org/10.3390/antiox11081629. (Impact factor: 7.675).

Bosch, C., Hauwanga, E., Omoruyi, B.E., Okeleye, B.I., Okudoh, V.I. & Aboua, Y.G. 2022. Effects of population knowledge, perceptions, attitudes, and practices on COVID-19 infection prevention and control in NUST. International Journal of Environmental Research and Public Health, 19(10), Article 5918. https://doi.org/10.3390/ijerph19105918. (Impact factor: 4.614)

Docrat, T.F., Abdul, N.S.* & Marnewick, J.L. 2022. The phytotherapeutic potential of commercial South African medicinal plants: current knowledge and future prospects. In Ramasami, P. (ed.). Basic sciences for sustainable development: energy, artificial intelligence, chemistry, and materials science. Berlin, Boston: De Gruyter, 197-216. https://doi‑org.ezproxy.cput.ac.za/10.1515/9783110913361-009.

Etsassala, N.G.E.R., Badmus, J.A., Marnewick, J.L., Iwuoha, E.I., Nchu, F., Hussein, A.A. & Egieyeh, S. 2022. Alpha-glucosidase and alpha-amylase inhibitory activities, molecular docking, and antioxidant capacities of Plectranthus ecklonii constituents. Antioxidants, 11(2), Article 378. https://doi.org/10.3390/antiox11020378. (Impact factor: 7.675)

Hamdi, S., Allala, F., Mechri, S., Bouacem, K., Rekik, H., Hacene, H., Jaouadi, B., Le Roes-Hill, M. & Jaouadi, N.Z. 2022. Biochemical and molecular characterization of a new heme peroxidase from Aspergillus niger CTM10002, and its application in textile reactive dye decolorization. Process Biochemistry, 121:619-634. https://doi.org/10.1016/j.procbio.2022.08.007. (Impact factor: 4.885)

Holtman, G.A., Haldenwang, R. & Welz, P.J. 2022. Calcite dissolution and bioneutralization of acidic wastewater in biosand reactors. Water (Switzerland), 14(21), Article 3482. https://doi.org/10.3390/w14213482. (Impact factor: 3.530)

Holtman, G.A., Haldenwang, R. & Welz, P.J. 2022. Comparison of continuous and pulse mode of operation of pilot biosand reactors treating winery effluent. Ecological Engineering, 182, Article 106706. https://doi.org/10.1016/j.ecoleng.2022.106706. (Impact factor: 4.379)

Holtman, G.A., Haldenwang, R. & Welz, P.J. 2022. Effect of particle character and calcite dissolution on the hydraulic conductivity and longevity of biosand filters treating winery and other acidic effluents. Water (Switzerland), 14(17), Article 2603. https://doi.org/10.3390/w14172603. (Impact factor: 3.530)

Horn, E.J., van Hille, R.P., Oyekola, O.O. & Welz, P.J. 2022. Functional Microbial Communities in Hybrid Linear Flow Channel Reactors for Desulfurization of Tannery Effluent. Microorganisms, 2022, 10(11), Article 2305. https://doi.org/10.3390/microorganisms10112305. (Impact factor: 4.926).

Horn, E.J., Oyekola, O.O., Welz, P.J. & van Hille, R.P. 2022. Biological desulfurization of tannery effluent using hybrid linear flow channel reactors. Water (Switzerland), 14(1), Article 32. https://doi.org/10.3390/w14010032. (Impact factor: 3.530)

Hussein, E.A., Thron, C., Ghaziasgar, M., Vaccari, M., Marnewick, J.L. & Hussein, A.A. 2022. Comparison of phenolic content and antioxidant activity for fermented and unfermented rooibos samples extracted with water and methanol. Plants, 11(1), Article 16. https://doi.org/10.3390/plants11010016. (Impact factor: 4.658)

Jadalla, B.M., Moser, J.J., Sharma, R., Etsassala, N.G., Egieyeh, S.A., Badmus, J.A., Marnewick, J.L., Beukes, D., Cupido, C.N. & Hussein, A.A. 2022. In Vitro Alpha-glucosidase and alpha-amylase inhibitory activities and antioxidant capacity of Helichrysum cymosum and Helichrysum pandurifolium Schrank constituents. Separations, 9(8), Article 190. https://doi.org/10.3390/separations9080190. (Impact factor: 3.344)

Kibangou, A.V., Lilly, M., Mpofu, B.A., de Jonge, N., Oyekola, O.O. & Welz, J.P. 2022. Sulfate-reducing and methanogenic microbial community responses during anaerobic digestion of tannery effluent. Bioresource Technology, 347, Article 126308. https://doi.org/10.1016/j.biortech.2021.126308. (Impact factor: 11.889)

Koki, M., Yalo, M., Makhaba, M., Nako, N., Rautenbach, F., Badmus, J.A., Marnewick, J., Hussein, A.A. & Mabusela, W.T. 2022. Phytochemical investigation and biological studies on selected Searsia species. Plants, 11(20), Article 2793. https://doi.org/10.3390/plants11202793. (Impact factor: 4.658)

Lawal, A. O., Lester, D. M. & Marnewick, J.L. 2022. The effects of rooibos (Aspalathus linearis) and honeybush (Cyclopia species) on air pollutant chemicals-induced cytoxicity in human skin fibroblasts and keratinocytes. African Journal of Biological Sciences (South Africa), 4(1):22-36. https://doi.org/10.33472/AFJBS.4.1.2022.22-36. (Not indexed. Listed by DHET.)

Mader, A. E., Holtman, G. A. & Welz, J.P. 2022. Treatment wetlands and phyto-technologies for remediation of winery effluent: Challenges and opportunities. Science of the Total Environment, 807(Part 1), Article 150544. https://doi.org/10.1016/j.scitotenv.2021.150544(Impact factor: 10.764).

Maibeche, R., Boucherba, N., Bendjeddou, K., Prins, A., Bouiche, C., Hamma, S., Benhoula, M., Azzouz, Z., Bettache, A., Benallaoua, S. & Le Roes-Hill, M. 2022. Peroxidase-producing actinobacteria from Algerian environments and insights from the genome sequence of peroxidase-producing Streptomyces sp. S19. International Microbiology, 25(2):379-396. https://doi.org/10.1007/s10123-022-00236-x. (Impact factor: 3.097)

Matsabisa, M.G., Bala, A., Tripathy, S., Digashu, M.M., Rautenbach, F., Dassarma, B., Erhabor, J.O., Braga, F.C., Mukherjee, P.K., Tang, M. & Kang, Y. 2022. Study on South African indigenous teas - Antioxidant potential, nutritional content, and hypoxia-induced cyclooxygenase inhibition on U87 MG cell line. Molecules, (11), Article 3505. https://doi.org/10.3390/molecules27113505. (Impact factor: 4.927).

Mechri, S., Allala, F., Bouacem, K., Hasnaoui, I., Gwaithan, H., Chalbi, T.B., Saalaoui, E., Asehraou, A., Noiriel, A., Abousalham, A., Hacene, H., Bouanane-Darenfed, A., Le Roes-Hill, M. & Jaouadi, B. 2022. Preparation, characterization, immobilization, and molecular docking analysis of a novel detergent-stable subtilisin-like serine protease from Streptomyces mutabilis strain TN-X30. International Journal of Biological Macromolecules, 222:1326-1342. https://doi.org/10.1016/j.ijbiomac.2022.09.161. (Impact factor: 8.025).

Minné, D., Stromin, J., Docrat, T., Engel-Hills, P. and Marnewick, J.L., 2023. The effects of tea polyphenols on emotional homeostasis: Understanding dementia risk through stress, mood, attention & sleep. Clinical Nutrition ESPEN. https://doi.org/10.1016/j.clnesp.2023.06.008

Mohan, J., Sheik Abdul, N., Nagiah, S., Ghazi, T. and Chuturgoon, A.A., 2022. Fumonisin B2 induces mitochondrial stress and mitophagy in human embryonic kidney (Hek293) cells - A preliminary study. Toxins, 14(3), Article 171. https://doi.org/10.3390/toxins14030171. (Impact factor: 5.075).

Mpofu, A.B., Kaira, W.M., Oyekola, O.O. & Welz, P.J. 2022. Anaerobic co-digestion of tannery effluents: Process optimisation for resource recovery, recycling and reuse in a circular bioeconomy. Process Safety and Environmental Protection, 158:547-559. https://doi.org/10.1016/j.psep.2021.12.027. (Impact factor: 7.926).

Naudé, A., Snyman, R. G., Marnewick, J.L. & Odendaal, J. P. 2022. Metal bioaccumulation and oxidative stress in millipedes experimentally exposed to a cocktail of aluminium, iron and manganese. Polish Journal of Environmental Studies, 31(5):4213-4222. https://doi.org/10.15244/pjoes/146706. (Impact factor: 1.871)

Ngobeni, R., Gilchrist, C. and Samie, A., 2022. Prevalence and distribution of Cryptosporidium spp. and Giardia lamblia in rural and urban communities of South Africa. Turkiye Parazitolojii Dergisi (Turkish Journal of Entomology), 46(1):14-19. https://doi.org/10.4274/tpd.galenos.2021.37039. (Not indexed. Listed by DHET).

Ntobela, B., Oguntibeju, O. O., Rautenbach, F., Etsassala, N. G., Akinpelu, E. A. & Nchu, F. 2022. Evaluating the effect of 40% and 0% shading levels on the secondary metabolites, antifungal and anti-insect activities of extracts of allium porrum cultivated hydroponically under greenhouse conditions. Journal of Medicinal Plants for Economic Development, 6(1), Article 9. https://doi.org/10.4102/jomped.v6i1.144. (Not indexed. Listed by DHET.)

Okafor, J. N. C., Jideani, V. A., Meyer, M. & Le Roes-Hill, M. 2022. Bioactive components in bambara groundnut (vigna subterraenea (L.) verdc) as a potential source of nutraceutical ingredients. Heliyon, 2022, Article e09024. https://doi.org/10.1016/j.heliyon.2022.e09024. (Impact factor: 3.776)

Okafor, J. N. C., Meyer, M., Le Roes-Hill, M. & Jideani, V. A. 2022. Flavonoid and phenolic acid profiles of dehulled and whole vigna subterranea (L.) verdc seeds commonly consumed in South Africa. Molecules, 2022, 27(16), Article 5265. https://doi.org/10.3390/molecules27165265. (Impact factor: 4.927)

Sam, T., Le Roes-Hill, M., Hoosain, N. & Welz, J.P. 2022. Strategies for controlling filamentous bulking in activated sludge wastewater treatment plants: The old and the new. Water (Switzerland), 14(20), Article 3223. https://doi.org/10.3390/w14203223. (Impact factor: 3.530)

Siseho, K. N., Omoruyi, B. E., Okeleye, B. I., Okudoh, V. I., Amukugo, H. J. & Aboua, Y. G. 2022. Women’s perception of cervical cancer pap smear screening. Nursing Open, 9(3):1715-1722. https://doi.org/10.1002/nop2.1196. (Impact factor: 1.942)

Weels, S. S. L., Welz, J.P., Prins, A. & Le Roes-Hill, M. 2022. Impact of physicochemical parameters on the diversity and distribution of microbial communities associated with three South African peatlands. Microorganisms, 2022, 10(11), Article 2103. https://doi.org/10.3390/microorganisms10112103. (Impact factor: 4.926).

Welz, J.P., Linganiso, L.Z., Murray, P., Kumari, S., Arthur, G.D., Ranjan, A., Collins, C. & Bakare, B.F. 2022. Status quo and sector readiness for (bio)plastic food and beverage packaging in the 4IR. South African Journal of Science, 118(7-8), Article 9748. https://doi.org/10.17159/sajs.2022//9748. (Impact factor: 2.134)

Welz, P.J. & Ranjan, A. 2022. Concurrent biodiesel production and wastewater remediation using microalgae. In Simpson, M.F. The Future of Biodiesel. Hauppauge, New York: Nova Science Publishers, 1-46. ISBN 979-8886971729. LCCN 2022036093.

Abdul, N.S.* & Chuturgoon, A.A. 2021. Fumonisin B1 regulates LDL receptor and ABCA1 expression in an LXR dependent mechanism in liver (HepG2) cells. Toxicon, 190:58-64. https://doi.org/10.1016/j.toxicon.2020.12.011. (Impact factor: 3.035).

Abdul, N.S.* & Marnewick, J.L. 2021. Rooibos, a supportive role to play during the COVID-19 pandemic? Journal of Functional Foods, 86:104684. (Impact factor: 4.451).

Adedayo, B.C., Anyasi, T.A., Taylor, M.J.C., Rautenbach, F., Le Roes-Hill, M. & Jideani, V.A. 2021. Phytochemical composition and antioxidant properties of methanolic extracts of whole and dehulled Bambara groundnut (Vigna subterranea) seeds. Scientific Reports, 11(1), Article 14116. https://doi.org/10.1038/s41598-021-93525-w(Impact factor: 4.380).

Ademakinwa, A.N., Agunbiade, M.O., & Fagbohun, O. 2021. Biodegradation of cyanide in cassava wastewater using a novel thermodynamically-stable immobilized rhodanese. Preparative Biochemistry and Biotechnology, 51(6):607-617. https://doi.org/10.1080/10826068.2020.1846053. (Impact factor: 3.141).

Adewinogo, S.O., Sharma, R., Africa, C.W., Marnewick, J.L. & Hussein, A.A., 2021. Chemical composition and cosmeceutical potential of the essential oil of Oncosiphon suffruticosum (L.) Källersjö. Plants, 10(7), Article 1315. https://doi.org/10.3390/plants10071315. (Impact factor: 3.935).

Akinfenwa, A. O., Abdul, N.S.*, Docrat, F.T., Marnewick, J.L., Luckay, R. C. & Hussein, A. A. 2021. Cytotoxic effects of phytomediated silver and gold nanoparticles synthesised from rooibos (Aspalathus linearis), and aspalathin. Plants, 10(11), Article 2460. https://doi.org/10.3390/plants10112460. (Impact factor: 3.935).

Akinfenwa, A.O., Abdul, N.S.*, Marnewick, J.L. & Hussein, A.A. 2021. Protective effects of linearthin and other chalcone derivatives from aspalathus linearis (rooibos) against uvb induced oxidative stress and toxicity in human skin cells. Plants, 10(9), Article 1936. https://doi.org/10.3390/plants10091936. (Impact factor: 3.935).

Alberts, J.F., Davids, I., Moll, W.D., Schatzmayr, G., Burger, H.M., Shephard, G.S.* and Gelderblom, W.C., 2021. Enzymatic detoxification of the fumonisin mycotoxins during dry milling of maize. Food Control, 123, Article 107726. https://doi.org/10.1016/j.foodcont.2020.107726. (Impact factor: 5.548). [*Institute of Biomedical and Microbial Biotechnology]

Badmus, J.A., Oyelami, K.O., Adedeji, A.L., Adedosu, O.T., Bolarinwa, I.F.B. & Marnewick, J. L. (2021). Comparative study of physicochemical properties, fatty acid composition, antioxidant and toxicological potential of Citrullus lanatus and Citrullus colocynthis seeds oils. South African Journal of Botany, 142:156-164, https://doi.org/10.1016/j.sajb.2021.06.019. (Impact factor: 2.395).

George, T.T., Obilana, A.O., Oyenihi, A.B. & Rautenbach, F.G.* 2021. Moringa oleifera through the years: A bibliometric analysis of scientific research (2000-2020). South African Journal of Botany, 141:12-24. https://doi.org/10.1016/j.sajb.2021.04.025. (Impact factor: 2.315). [*Oxidative Stress Research Centre]

George, T.T., Oyenihi, A.B., Rautenbach, F.* & Obilana, A.O. 2021. Characterization of Moringa oleifera leaf powder extract encapsulated in maltodextrin and/or gum arabic coatings. Foods, 10(12), Article 3044. https://doi.org/10.3390/foods10123044. (Impact factor: 4.350). [*Oxidative Stress Research Centre]

Ighodaro, I.D., Lewu, B.F. & Omoruyi, B.E. 2021. Smallholder farmers’ adoption decision-making regarding soil erosion control on food security in South Africa. Indian Journal of Agricultural Research, 55(1):42-50. https://doi.org/10.18805/IJARe.A-533. (Not indexed. Listed by DHET).

Lilly, M., Rheeder, J.P., Proctor, R.H. & Gelderblom, W.C.A. 2021. FUM gene expression and variation in fumonisin production of clonal isolates of fusarium verticillioides MRC 826. World Mycotoxin Journal, 14(2):121-137. https://doi.org/10.3920/WMJ2020.2626. (Impact factor: 3.353).

Lohoff, C., Buchholz, P.C., Le Roes‐Hill, M. & Pleiss, J. 2021. Expansin engineering database: A navigation and classification tool for expansins and homologues. Proteins: Structure, Function, and Bioinformatics, 89(2):149-162. https://doi.org/10.1002/prot.26001. (Impact factor: 3.756).

Masson, C., van der Westhuizen, D.*, Noel, J., Prevost, A., van Honk, J., Fotopoulou, A., Solms, M. & Serino, A. 2021. Testosterone administration in women increases the size of their peripersonal space. Experimental Brain Research, 239(5):1639-1649. https://doi.org/10.1007/s00221-021-06080-1(Impact factor: 2.064). [*Minné, Cape Peninsula University of Technology]

Mpofu, A.B., Kibangou, V.A., Kaira, W.M., Oyekola, O.O. & Welz, P.J. 2021. Anaerobic co-digestion of tannery and slaughterhouse wastewater for solids reduction and resource recovery: Effect of sulfate concentration and inoculum to substrate ratio. Energies, 14, Article 2491. https://doi.org/10.3390/en14092491. (Impact factor: 3.004).

Mpofu, A.B., Oyekola, O.O. & Welz, P.J. 2021. 2021. Anaerobic treatment of tannery wastewater in the context of a circular bioeconomy for developing countries. Journal of Cleaner Production, 296), Article 126490. https://doi.org/10.1016/j.jclepro.2021.126490. (Impact factor: 9.297).

Ndjoubi, K.O., Sharma, R., Badmus, J.A., Jacobs, A., Jordaan, A., Marnewick, J., Warner, D.F. & Hussein, A.A. 2021. Antimycobacterial, cytotoxic, and antioxidant activities of abietane diterpenoids isolated from Plectranthus madagascariensis. Plants, 10(1), Article 175. https://doi.org/10.3390/plants10010175. (Impact factor: 3.935).

Ntsobi, N., Fanadzo, M., Le Roes-Hill, M. & Nchu, F. 2021. Effects of Clonostachys rosea f. catenula inoculum on the composting of cabbage wastes and the endophytic activities of the composted material on tomatoes and red spider mite infestation. Microorganisms, 9(6), Article 1184. https://doi.org/10.3390/microorganisms9061184. (Impact factor: 4.128).

Okafor, J.N.C., Rautenbach, F., Meyer, M., Le Roes-Hill, M., Harris, T. & Jideani, V.A. 2021. Phenolic content, antioxidant, cytotoxic and antiproliferative effects of fractions of Vigna subterraenea (L.) verdc from Mpumalanga, South Africa. Heliyon, 7 (11), Article e08397. https://doi.org/10.1016/j.heliyon.2021.e08397. (Impact factor: 3.776).

Omolaja, A.A., Pearce, B., Omoruyi, S.I., Badmus, J.A., Ismail, E., Marnewick, J., Botha, S., Benjeddou, M., Ekpo, O.E. & Hussein, A.A. 2021. The potential of chalcone-capped gold nanoparticles for the management of diabetes mellitus. Surfaces and Interfaces, 25, Article 101251. https://doi.org/10.1016/j.surfin.2021.101251. (Impact factor: 4.837).

Omoruyi B.E., Ighodaro I.D., Afolayan A.J. & Bradley G. 2021. Micro-morphological information of Carpobrotus edulis (L.) bolus: A Southern African herbal plant. Asian Journal of Plant Sciences, 20(1):15-23. https://doi.org/10.3923/ajps.2021.15.23. (Not indexed. Listed by DHET).

Omoruyi, B.E., Ighodaro I.D. & Lewu B.F. 2021. Analysis of some natural products for prevention of diseases associated with COVID-19. African Journal Biomedical Research, 24(1):11-23. (Not indexed. Listed by DHET.)

Omoruyi, S.I., Kangwa, T.S., Ibrakaw, A.S., Cupido, C.N., Marnewick, J.L., Ekpo, O.E. & Hussein, A.A. 2021. Cytotoxic activities of selected plants of the family Amaryllidaceae on brain tumour cell lines. South African Journal of Botany, 136:118-125. https://doi.org/10.1016/j.sajb.2020.09.015. (Impact factor: 2.315).

Samodien, S., Kock, M.D., Joubert, E., Swanevelder, S. and Gelderblom, W.C., 2021. Differential cytotoxicity of rooibos and green tea extracts against primary rat hepatocytes and human liver and colon cancer cells–causal role of major flavonoids. Nutrition and Cancer, 73(10):2050-2064. https://doi.org/10.1080/01635581.2020.1820054. (Impact factor: 2.363).

Welz, P.J., Swanepoel, G., Weels, S.L. & Le Roes-Hill, M. 2021. Wastewater from the edible oil industry as a potential source of lipase- and surfactant-producing Actinobacteria. Microorganisms, 9(9), Article 1987. https://doi.org/10.3390/microorganisms9091987. (Impact factor: 4.128).

Yadav, D., Ranjan, B., Mchunu, N., Le Roes-Hill, M. & Kudanga, T. 2021. Enhancing the expression of recombinant small laccase in pichia pastoris by a double promoter system and application in antibiotics degradation. Folia Microbiologica, 66(6):917-930. https://doi.org/10.1007/s12223-021-00894-w. (Impact factor: 2.099).

Yadav, D., Ranjan, B., Mchunu, N., Le Roes-Hill, M. & Kudanga, T. 2021. Enzymatic treatment of phenolic pollutants by a small laccase immobilized on APTES-functionalised magnetic nanoparticles. 3 Biotech, 11(6), Article 302. https://doi.org/10.1007/s13205-021-02854-0. (Impact factor: 2.406).

Abdul, N.S.* & Marnewick, J.L. 2020. Fumonisin B1-induced mitochondrial toxicity and hepatoprotective potential of rooibos: An update. Journal of Applied Toxicology, 40(12):1602-1613. https://doi.org/10.1002/jat.4036. (Impact factor: 2.997).

Adewumi, S. S., Akinpelu, B. A., Akinpelu, D. A., Aiyegoro, O. A., Alayande, K. A. & Agunbiade, M.O. 2020. Studies on wound healing potentials of the leaf extract of Terminalia avicennioides (guill. & parr.) on wistar rats. South African Journal of Botany, 133:285-297. https://doi.org/10.1016/j.sajb.2020.07.039. (Impact factor: 3.111).

Abidoye, O.R., Akinpelu, D.A., Alayande, K.A. and Agunbiade, M.O., 2020. Biocidal potentials of stem bark extracts of Psidium guajava (Linn.) on panel of bacterial strains associated with diarrhea and dysentery. Asian Journal of Pharmaceutical and Clinical Research, 13(2), pp. 84-96. https://doi.org/10.22159/ajpcr.2020.v13i2.36003. (Impact factor: 0.655).

Afolabi, W. O., Hussein, A., Shode, F. O., Le Roes-Hill, M. & Rautenbach, F. 2020. Leptospermum petersonii as a potential natural food preservative. Molecules, 25(23), Article 5487. https://doi.org/10.3390/molecules25235487. (Impact factor: 4.927).

Ajayi, O. F., Olasunkanmi, O. O., Agunbiade, M.O.*, Alayande, K. A., Aiyegoro, O. A. & Akinpelu, D. A. 2020. Study on antimicrobial and antioxidant potentials of Alchornea cordifolia (linn.): An in vitro assessment. Transactions of the Royal Society of South Africa, 75(3):266-281. https://doi.org/10.1080/0035919X.2020.1830868. (Impact factor: 1.104). [*Biocatalysis and Technical Biology Research Group]

Akuru, E. A., Oyeagu, C. E., Mpendulo, T. C., Rautenbach, F. & Oguntibeju, O.O. 2020. Effect of pomegranate (Punica granatum L) peel powder meal dietary supplementation on antioxidant status and quality of breast meat in broilers. Heliyon, 6(12), Article e05709. https://doi.org/10.1016/j.heliyon.2020.e05709. (Not indexed. Listed by DHET.)

Awolusi, O.O., Ademakinwa, A.N., Ojo, A., Erasmus, M., Bux, F. & Agunbiade, M.O.* 2020. Marine actinobacteria bioflocculant: A storehouse of unique biotechnological resources for wastewater treatment and other applications. Applied Sciences, 10(21), Article 7671. https://doi.org/10.3390/app10217671. (Impact factor: 2.474). [*Biocatalysis and Technical Biology Research Group]

Badeggi, U. M., Badmus, J. A., Botha, S. S., Ismail, E., Marnewick, J.L., Africa, C. W. J. & Hussein, A. A. 2020. Biosynthesis, characterization, and biological activities of procyanidin capped silver nanoparticles. Journal of Functional Biomaterials, Special issue: Bioactive Properties of Advanced Nanomaterials, 11(3), Article 66. https://doi.org/10.3390/JFB11030066. (Impact factor: 5.73).

Badeggi, U.M., Ismail, E., Adeloye, A.O., Botha, S., Badmus, J.A., Marnewick, J.L., Cupido, C.N. & Hussein, A.A. 2020. Green synthesis of gold nanoparticles capped with procyanidins from Leucosidea sericea as potential antidiabetic and antioxidant agents. Biomolecules, 10(3), Article 452. https://doi.org/10.3390/biom10030452. (Impact factor: 4.082).

Badmus, J.A., Oyemomi, S.A., Adedosu, O.T., Yekeen, T.A., Azeez, M.A., Adebayo, E.A., Lateef, A., Badeggi, U.M., Botha, S., Hussein, A.A. & Marnewick, J.L. 2020. Photo-assisted bio-fabrication of silver nanoparticles using Annona muricata leaf extract: exploring the antioxidant, anti-diabetic, antimicrobial, and cytotoxic activities. Heliyon, 6(11), Article e05413. https://doi.org/10.1016/j.heliyon.2020.e05413. (Not indexed 2020, 2021 Impact factor: 3.776).

Benade, J., Sher, L., De Klerk, S., Deshpande, G., Bester, D., Marnewick, J.L., Sieck, G., Laher, I. & Essop, M.F. 2020. The impact of sugar-sweetened beverage consumption on the liver: a proteomics-based analysis. Antioxidants, 9(7), Article 569. https://doi.org/10.3390/antiox9070569. (Impact factor: 5.014).

Chansa, J. L., Wewers, F. & Mthethwa, T. 2020. Plasmonic photocatalysts consisting of a mixture of au nanospheres and au nanorods on TiO2 support for improved visible light induced photocatalytic degradation properties. Journal of Photochemistry and Photobiology A: Chemistry, 401, Article 112740. https://doi.org/10.1016/j.jphotochem.2020.112740. (Impact factor: 3.306).

Etsassala, N.G., Badmus, J.A., Marnewick, J.L., Iwuoha, E.I., Nchu, F. & Hussein, A.A. 2020. Alpha-glucosidase and alpha-amylase inhibitory activities, molecular docking, and antioxidant capacities of Salvia aurita constituents. Antioxidants, 9(11), Article 1149. https://doi.org/10.3390/antiox9111149. (Impact factor: 5.014).

Faber, R. J., Laubscher, C. P., Rautenbach, F. & Jimoh, M. O. 2020. Variabilities in alkaloid concentration of Sceletium tortuosum (L.) N.E. br in response to different soilless growing media and fertigation regimes in hydroponics. Heliyon, 6(11), Article e05479. https://doi.org/10.1016/j.heliyon.2020.e05479. (Not indexed 2020, 2021 Impact factor: 3.776).

Gräff, M., Buchholz, P.C., Le Roes‐Hill, M. & Pleiss, J. 2020. Multicopper oxidases: modular structure, sequence space, and evolutionary relationships. Proteins-Structure Function and Bioinformatics, 88(10):1329-1339. https://doi.org/10.1002/prot.25952(Impact factor: 2.828).

Ighodaro, I.D., Mushunje, A., Lewu, B.F. & Omoruyi, B.E.* 2020. Climate-smart agriculture and smallholder farmers’ income: the case of soil conservation practice-adoption at Qamata irrigation scheme, South Africa. Journal of Human Ecology, 69(1-3):81-94. https://doi.org/10.31901/24566608.2020/69.1-3.3207. (Not indexed. Listed by DHET in 2021.) [*Biocatalysis and Technical Biology Research Group]

Ighodaro, I.D., Lewu, B.F. & Omoruyi, E.B.* 2020. Is there really anything like ‘No-Till’ or ‘Zero-Tillage’ farming? An obvious contradiction. Journal of Human Ecology, 71(1-3):161-168. https://doi.org/10.31901/24566608.2020/71.1-3.3254. (Not indexed. Listed by DHET in 2021.) [*David, I.I., Francis, L.B. and Beauty, O.E. Names in Journal Content iso Surnames - David, I.I., Francis, L.B. and Beauty, O.E.]

Malgas, S., Mkabayi, L., Mathibe, B.N., Thoresen, M., Mafa, M.S., Le Roes-Hill, M., van Zyl, W.H.E. and Pletschke, B.I., 2020. Enzymatic path to bioconversion of lignocellulosic biomass. In Filho, E.X.F., De Souza Moreira, L.R., De Aquino Ximenes, E. & Farinas, C.S. (eds.) Recent advances in bioconversion of lignocellulose to biofuels and value-added chemicals within the biorefinery concept. Amsterdam, The Netherlands: Elsevier Publications, 5-32. https://doi.org/10.1016/B978-0-12-818223-9.00002-3. ISBN: 978-0-12-818223-9.

Mpofu, A. B., Welz, P. J. & Oyekola, O. O. 2020. Anaerobic digestion of secondary tannery sludge: Optimisation of initial pH and temperature and evaluation of kinetics. Waste and Biomass Valorization, 11(3):873-885. https://doi.org/10.1007/s12649-018-00564-y. (Impact factor: 2.851).

Musengi, A., Durrell, K., Prins, A., Khan, N., Agunbiade, M., Kudanga, T., Kirby-McCullough, B., Pletschke, B.I., Burton, S.G. & Le Roes-Hill, M. 2020. Production and characterisation of a novel actinobacterial DyP-type peroxidase and its application in coupling of phenolic monomers. Enzyme and Microbial Technology, 141), Article 109654. https://doi.org/10.1016/j.enzmictec.2020.109654. (Impact factor: 3.488).

Ngoie, W.I., Oyekola, O.O., Ikhu-Omoregbe, D. & Welz, P.J. 2020. Qualitative assessment of biodiesel produced from primary edible oil wastewater sludge. Waste and Biomass Valorization, 11(8):3873-3881. https://doi.org/10.1007/s12649-019-00772-0. (Impact factor: 2.851).

Ngoie, W.I., Oyekola, O.O., Ikhu‑Omoregbe, D. & Welz, P.J. 2020. Valorisation of edible oil wastewater sludge: Bioethanol and biodiesel production. Waste and Biomass Valorization, 11(6):2431-2440. https://doi.org/10.1007/s12649-019-00633-w. (Impact factor: 2.851).

Omoruyi, B.E., Ighodaro, D. I., Afolayan, A. J. & Bradley, G. 2020. Inhibition of HIV-1 protease by carpobrotus edulis (L.). Evidence-Based Complementary and Alternative Medicine, 2020, Article 9648056. https://doi.org/10.1155/2020/9648056. (Impact factor: 1.813).

Stander, E.A., Williams, W., Mgwatyu, Y., Heusden, P.V., Rautenbach, F., Marnewick, J.L., Le Roes-Hill, M. & Hesse, U. 2020. Transcriptomics of the rooibos (Aspalathus linearis) species complex. BioTech, 9(4), Article 19. https://doi.org/10.3390/biotech9040019. (Not indexed. Listed by DHET).

Vreulink, J.M., Boekhout, T., Vismer, H. and Botha, A., 2020. The growth of Cryptococcus gattii MATα and MATa strains is affected by the chemical composition of their woody debris substrate. Fungal Ecology, 47), Article 100943. https://doi.org/10.1016/j.funeco.2020.100943. (Impact factor: 4.204).

Abel S., Muller C.J.C., Sasanti B., 2019. Effect of alternating total mixed ration and pasture feeding on the fatty acid content and health indices of Jersey and Fleckvieh x Jersey milk. South African Journal of Animal Science, 49(3), pp.432-440. https://doi.org/10.4314/sajas.v49i3.4. (Impact factor 0.678).

Abrahams S., Samodien S., Lilly M., Joubert E., Gelderblom W., Differential modulation of gene expression encoding hepatic and renal xenobiotic metabolizing enzymes by an aspalathin-enriched rooibos extract and aspalathin. Planta medica, 85(01), pp.6-13. https://doi.org/10.1055/a-0656-7500. (Impact factor 2.746).

Ademakinwa, A.N., Agunbiade, M.O., and Agboola, F.K., 2019. Trilepisium madagascariense fruit-wastes as cheap feedstock for bioethanol production. Acta Biologica Szegediensis, 63(1), pp. 45-50. https://doi.org/10.14232/abs.2019.1.45-50. (Impact factor 0.950).

Ademakinwa, A.N., Agunbiade, M.O., Ayinla, Z.A. and Agboola, F.K., 2019. Optimization of aqueous two-phase partitioning of Aureobasidium pullulans a-amylase via response surface methodology and investigation of its thermodynamic and kinetic properties. International Journal of Biological Macromolecules, 140, pp.833-841. https://doi.org/10.1016/j.ijbiomac.2019.08.159. (Impact factor 4.784).

Agunbiade, M.O., Pohl, C., Van Heerden, E. Oyekola, O. and Ashafa, A., 2019. Evaluation of fresh water actinomycete bioflocculent and its biotechnological applications in wastewaters treatment and removal of heavy metals. Environmental Research and Public Health, 16(18), art. 3337. https://doi.org/10.3390/ijerph16183337. (Impact factor 2.468).

Agunbiade, M.O., Saheed, S., Van Heerden, E. and Pohl, C.H., 2019. In vivo toxicopathological evaluation of a purified bioflocculent produced by Arthrobacter humicola. Pharmacognosy Journal, 11(3), pp. 486-492. https://doi.org/10.5530/pj.2019.11.77. (Impact factor 0.82).

Alberts, J., Schatzmayr, G., Moll, W.D., Davids, I., Rheeder, J., Burger, H.M., Shephard, G. and Gelderblom, W., Detoxification of the fumonisin mycotoxins in maize: an enzymatic approach. Toxins, 11(9), art. 523. https://doi.org/10.3390/toxins11090523. (Impact factor 3.273).

Alberts, J., Rheeder, J., Gelderblom, W., Shephard, G. and Burger, H.M., Rural subsistence maize farming in South Africa: Risk assessment and intervention models for reduction of exposure to fumonisin Mycotoxins. Toxins, 11(6), art.334. https://doi.org/10.3390/toxins11060334. (Impact factor 3.273).

Chukwuma, C.I., Matsabisa, M.G., Rautenbach, F., Rademan, S., Oyedemi, S.O., Chaudhary, S.K. and Javu, M., 2019. Evaluation of the nutritional composition of Myrothamnus flabellifolius (Welw.) herbal tea and its protective effect against oxidative hepatic cell injury. Journal of Food Biochemistry, 43(11), art. e13026. https://doi.org/10.1111/jfbc.13026. (Impact factor 1.358).

Davies, S.E., Marnewick, J.L., West, S., Taliep, M.S., Rautenbach, F. and Gamieldien, R., 2019. The efficacy of rooibos Aspalathus linearis as an ergogenic aid during exercise. International Journal of Human Factors and Ergonomics, 6(1), pp.88-102. https://doi.org/1504/IJHFE.2019.099585. (Not indexed).

Driescher, N., Joseph, D.E., Human, V.R., Ojuka, E., Cour, M., Hadebe, N., Bester, D., Marnewick, J.L., Lecour, S., Lochner, A. and Essop, M.F., 2019. The impact of sugar-sweetened beverage intake on rat cardiac function. Heliyon, 5(3), art. e01357. https://doi.org/10.1016/j.heliyon.2019.e01592. (Not indexed).

Espinoza, F., Vidal, S., Rautenbach, F., Lewu, F. and Nchu, F., 2019. Effects of Beauveria bassiana (Hypocreales) on plant growth and secondary metabolites of extracts of hydroponically cultivated chive (Allium schoenoprasum [Amaryllidaceae]). Heliyon, 5(12), art. e03038. https://doi.org/10.1016/j.heliyon.2019.e03038. (Not indexed).

Etsassala, N.G., Badmus, J.A., Waryo, T.T., Marnewick, J.L., Cupido, C.N., Hussein, A.A. and Iwuoha, E.I., 2019. Alpha-glucosidase and alpha-amylase inhibitory activities of novel abietane diterpenes from Salvia africana-lutea. Antioxidants, 8(10), art. 421. https://doi.org/10.3390/antiox8100421. (Impact factor 4.521).

Joubert, E., de Beer, D., Malherbe, C.J., Muller, M., Louw, A. and Gelderblom, W.C.A., 2019. Formal honeybush tea industry reaches 20-year milestone–progress of product research targeting phenolic composition, quality and bioactivity. South African Journal of Botany, 127, pp.58-79. https://doi.org/1016/j.sajb.2019.08.027. (Impact factor 1.504).

Lawal, A.O., Davids, L.M. and Marnewick, J.L., Rooibos (Aspalathus linearis) and honeybush (Cyclopia species) modulate the oxidative stress associated injury of diesel exhaust particles in human umbilical vein endothelial cells. Phytomedicine, 59, art.152898. https://doi.org/10.1016/j.phymed.2019.152898. (Impact factor 4.180).

Le, Q.N., Roman, B., Driksna, D., Gilbert, L., Gonzales, K., Klein, F., Donofrio, R., Shephard, G., Trucksess, M. and Ziemer, W., 2019. Reveal Q+ MAX® for detection of total aflatoxin in corn, almonds, pistachios, walnuts, and peanuts. Journal of AOAC International, 102(2), pp.525-531. https://doi.org/10.5740/jaoacint.18-0298. (Impact factor 1.130).

Misihairabgwi, J.M., Ezekiel, C.N., Sulyok, M., Shephard, G.S. and Krska, R., 2019. Mycotoxin contamination of foods in Southern Africa: A 10-year review (2007-2016). Critical Reviews in Food Science and Nutrition, 59(1), pp.43-58. https://doi.org/10.1080/10408398.2017.1357003. (Impact factor 6.707).

Mpofu, A.B., Oyekola, O.O. and Welz, P.J., Co-digestion of tannery waste activated sludge with slaughterhouse sludge to improve organic biodegradability and biomethane generation. Process Safety and Environmental Protection, 131, pp.235-245. https://doi.org/10.1016/j.psep.2019.09.018. (Impact factor 4.384).

Ndobeni, A., Oyekola, O.O., and Welz, P.J., Organic removal rates and biogas production of an upflow anaerobic sludge blanket reactor treating sugarcane molasses. South African Journal of Chemical Engineering 28: 1-7. https://doi.org/10.1016/j.sajce.2019.01.002. (Not Indexed).

Ngoie, W.I., Welz, P.J., Ikhu-Omoregbe, D. and Oyekola, O.O., 2019. Heterogeneous nanomagnetic catalyst from cupriferous mineral processing gangue for the production of biodiesel. Catalysts, 9(12), 1047. https://doi.org/10.3390/catal9121047. (Impact factor 3.444).

Ntuli, S.S., Gelderblom, W.C. and Katerere, D.R., 2018. The mutagenic and antimutagenic activity of Sutherlandia frutescens extracts and marker compounds. BMC Complementary and Alternative Medicine, 18(1), art. 93. https://doi.org/10.1186/s12906-018-2159-z. (Impact factor 2.478).

Phokane, S., Flett, B.C., Ncube, E., Rheeder, J.P. and Rose, L.J., 2019. Agricultural practices and their potential role in mycotoxin contamination of maize and groundnut subsistence farming. South African Journal of Science, 115(9-10), art. 6221. https://doi.org/10.17159/sajs.2019/6221. (Impact factor 1.351).

Piek, H., Venter, I., Rautenbach, F. and Marnewick, J.L., Rooibos herbal tea: An optimal cup and its consumers. Health SA Gesondheid (Online), 24, art. a1090; https://doi.org/10.4102/hsag.v24i0.1090. (Not indexed).

Régnier, M., Polizzi, A., Lukowicz, C., Smati, S., Lasserre, F., Lippi, Y., Naylies, C., Laffitte, J., Bétoulières, C., Montagner, A., Ducheix, S., Gourbeyre, P., Ellero-Simatos, S., Menard, S., Bertrand-Michel, J., Al Saati, T., Lobaccaro, J.-M., Burger, H.M., Gelderblom, W.C., Guillou, H., Oswald, I.P., Loiseau, N., 2019. The protective role of liver X receptor (LXR) during fumonisin B1-induced hepatotoxicity. Archives of Toxicology, 93(2), pp.505-517. https://doi.org/10.1007/s00204-018-2345-2. (Impact factor 5.728).

Shephard, G.S., Burger, H.M., Rheeder, J.P., Alberts, J.F. and Gelderblom, W.C., The effectiveness of regulatory maximum levels for fumonisin mycotoxins in commercial and subsistence maize crops in South Africa. Food Control, 97, pp.77-80. https://doi.org/10.1016/j.foodcont.2018.10.004. (Impact factor 4.248).

Sparks, C., Marnewick, J., Toefy, R., Snyman, R., Odendaal, J., 2019. Baseline levels of antioxidant activities in Mytilus galloprovincialis along the coast of Cape Town, South Africa. Marine Pollution Bulletin, 140, pp.287-293. https://doi.org/10.1016/j.marpolbul.2019.01.059. (Impact factor 3.241).

Stander, A.E., Williams, W., Rautenbach, F., Le Roes-Hill, M., Mgwatyu, Y., Marnewick, J. and Hesse, U., 2019. Visualization of aspalathin in rooibos (Aspalathus linearis) plant and herbal tea extracts using thin-layer chromatography. Molecules, 24(5), art. 938. https://doi.org/10.3390/molecules24050938. (Impact factor 3.098).

Vismer, H.F., Shephard, G.S., Van der Westhuizen, L., Mngqawa, P., Bushula-Njah, V. and Leslie, J.F., 2019. Mycotoxins produced by Fusarium proliferatum and pseudonygamai on maize, sorghum and pearl millet grains in vitro. International Journal of Food Microbiology, 296, pp.31-36. https://doi.org/10.1016/j.ijfoodmicro.2019.02.016. (Impact factor 4.006).

Welz, P.J., Edible seed oil waste: status quo and future perspectives. Water Science and Technology, 80(11), pp.2107-2116. https://doi.org/10.2166/wst.2020.043. (Impact factor 1.624).

Burger, H.M., Abel, S. and Gelderblom, W.C.A., Modulation of key lipid raft constituents in primary rat hepatocytes by fumonisin B1-Implications for cancer promotion in the liver. Food and Chemical Toxicology, 115, pp.34-41. https://doi.org/10.1016/j.fct.2018.03.004. (Impact factor 3.778).

Ezekiel, C.N., Ayeni, K.I., Misihairabgwi, J.M., Somorin, Y.M., Chibuzor‐Onyema, I.E., Oyedele, O.A., Abia, W.A., Sulyok, M., Shephard, G.S. and Krska, R., 2018. Traditionally processed beverages in Africa: A review of the mycotoxin occurrence patterns and exposure assessment. Comprehensive Reviews in Food Science and Food Safety, 17(2), pp.334-351. https://doi.org/10.1111/1541-4337.12329. (Impact factor 5.974)

Harris, T., Jideani, V. and Le Roes-Hill, M., Flavonoids and tannin composition of Bambara groundnut (Vigna subterranea) of Mpumalanga, South Africa. Heliyon, 4(9), art. e00833. https://doi.org/10.1016/j.heliyon.2018.e00833. (Impact factor 1.650)

Holtman, G.A., Haldenwang, R. and Welz, P.J., 2018. Biological sand filter system treating winery effluent for effective reduction in organic load and pH neutralisation. Journal of Water Process Engineering, 25, pp.118-127. https://doi.org/10.1016/j.jwpe.2018.07.008. (Impact factor 3.173).

Le Roes-Hill, M., Durrell, K., Prins, A. and Meyers, P.R., 2018. Streptosporangium minutum nov., isolated from garden soil exposed to microwave radiation. The Journal of Antibiotics, 71(6), pp.564-574. https://doi.org/10.1038/s41429-018-0036-0. (Impact factor 2.237).

Le Roes-Hill, M., Prins, A. and Meyers, P.R., 2018. Streptomyces swartbergensis nov., a novel tyrosinase and antibiotic producing actinobacterium. Antonie van Leeuwenhoek, International Journal of General and Molecular Microbiology, 111(4), pp.589-600. https://doi.org/10.1007/s10482-017-0979-3. (Impact factor 5.389).

Logrieco, A.F., Miller, J.D., Eskola, M., Krska, R., Ayalew, A., Bandyopadhyay, R., Battilani, P., Bhatnagar, D., Chulze, S., De Saeger, S. and Li, P., Perrone, G., Poapolathep, A., Rahayu, E.S., Shephard, G.S., Stepman, F., Zhang, H., Leslie, J.F., The Mycotox Charter: Increasing awareness of, and concerted action for, minimizing mycotoxin exposure worldwide. Toxins, 10(4), art. 149. https://doi.org/10.3390/toxins10040149. (Impact factor 3.895).

Nemadziva, B., Le Roes-Hill, M., Koorbanally, N. and Kudanga, T., 2018. Small laccase-catalyzed synthesis of a caffeic acid dimer with high antioxidant capacity. Process Biochemistry, 69, pp.99-105. https://doi.org/10.1016/j.procbio.2018.03.009. (Impact factor 2.980).

Ntuli, S.S., Gelderblom, W.C. and Katerere, D.R., 2018. The mutagenic and antimutagenic activity of Sutherlandia frutescens extracts and marker compounds. BMC Complementary and Alternative Medicine, 18(1), art. 93. https://doi.org/10.1186/s12906-018-2159-z. (Impact factor 2.478).

O’Donnell, K., McCormick, S.P., Busman, M., Proctor, R.H., Ward, T.J., Doehring, G., Geiser, D.M., Alberts, J.F. and Rheeder, J.P., 2018. Marasas et al. 1984 “Toxigenic Fusarium species: Identity and mycotoxicology” revisited. Mycologia, 110(6), pp.1058-1080. https://doi.org/10.1080/00275514.2018.1519773. (Impact factor 2.861).

Oyagbemi, A.A., Bester, D., Esterhuyse, J. and Farombi, E.O., 2018. Kolaviron and Garcinia kola seed extract protect against ischaemia/reperfusion injury on isolated rat heart. Drug Research, 68(05), pp.286-295. https://doi.org/10.1055/s-0043-123686. (Not indexed).

Petersen, K.S., Marnewick, J.L. and Smith, C., 2018. Grape polyphenols corrects ageing-related detriments in neutrophil functionality via modulation of specific molecular targets. Inflammopharmacology, 26(5), pp.1349-1358. https://doi.org/10.1007/s10787-018-0511-z. (Impact factor 3.838).

Shephard, G.S., 2018. Mycotoxin crises: Fit-for-purpose analytical responses in the developing world. Journal of AOAC International, 101(3), pp.609-612. https://doi.org/10.5740/jaoacint.17-0334. (Impact factor 130).

Shephard, G.S., Aflatoxins in peanut oil: food safety concerns. World Mycotoxin Journal, 11(1), pp.149-158. https://doi.org/10.3920/WMJ2017.2279. (Impact factor 2.189).

Sparks, C., Marnewick, J., Odendaal, J. and Snyman, R., (2018). Antioxidant responses in Mytilus galloprovincialis exposed to copper. Fresenius Environmental Bulletin, 27 (1), pp. 488-502. (Impact factor 0.691).

Welz, P.J., Khan, N. and Prins, A., 2018. The effect of biogenic and chemically manufactured silver nanoparticles on the benthic bacterial communities in river sediments. Science of the Total Environment, 644, pp.1380-1390. https://doi.org/10.1016/j.scitotenv.2018.06.283. (Impact factor 5.589).

Welz, P.J., Mbasha, W., Smith, I., Holtman, G., Terblanche, G., Le Roes-Hill, M., Haldenwang, R. 2018. The influence of grain physicochemistry and biomass on hydraulic conductivity in sand-filled treatment wetlands. Ecological Engineering, 116, pp.21-30. https://doi.org/10.1016/j.ecoleng.2018.02.017. (Impact factor 2.914).

Welz, P.J., Ramond, J.B., Braun, L., Vikram, S. and Le Roes-Hill, M., Bacterial nitrogen fixation in sand bioreactors treating winery wastewater with a high carbon to nitrogen ratio. Journal of Environmental Management, 207, pp.192-202. https://doi.org/10.1016/j.jenvman.2017.11.015. (Impact factor 4.010).

Xue, K.S., Qian, G., Lin, S., Su, J., Tang, L., Gelderblom, W.C., Riley, R.T., Phillips, T.D. and Wang, J.S., 2018. Modulation of pre-neoplastic biomarkers induced by sequential aflatoxin B1 and fumonisin B1 exposure in F344 rats treated with UPSN clay. Food and Chemical Toxicology, 114, pp.316-324. https://doi.org/10.1016/j.fct.2018.02.048. (Impact factor 3.778).

Yadav, D., Ranjan, B., Mchunu, N., Le Roes-Hill, M., Kudanga, T., 2018. Secretory expression of recombinant small laccase from Streptomyces coelicolor A3(2) in Pichia pastoris. International Journal of Biological Macromolecules, 108, pp.642-649. https://doi.org/10.1016/j.ijbiomac.2017.11.169. (Impact factor 3.671).

Alberts, J.F., Lilly, M., Rheeder, J.P., Burger, H.M., Shephard, G.S. and Gelderblom, W.C.A., 2017. Technological and community-based methods to reduce mycotoxin exposure. Food Control, 73, pp.101-109. https://doi.org/10.1016/j.foodcont.2016.05.029. (Impact factor 3.388).

Beukes, I., Rose, L.J., Shephard, G.S., Flett, B.C. and Viljoen, A., 2017. Mycotoxigenic Fusarium species associated with grain crops in South Africa-A review. South African Journal of Science 113(3/4) art. 2016-0121. https://doi.org/10.17159/sajs.2017/20160121. (Impact factor 1.351).

Dube, P., Meyer, S. and Marnewick, J.L., Antimicrobial and antioxidant activities of different solvent extracts from fermented and green honeybush (Cyclopia intermedia) plant material. South African Journal of Botany, 110, pp.184-193. https://doi.org/10.1016/j.sajb.2016.10.010. (Impact factor 1.244).

Durrell, K., Prins, A. and Le Roes-Hill, M., Draft Genome Sequence of Gordonia lacunae BS2T. Genome announcements, 5(40), art. e00959-17. https://doi.org/10.1128/genomeA.00959-17. (Not indexed).

Gelderblom, W.C., Joubert, E., Gamieldien, K., Sissing, L., Malherbe, C.J. and Maritz, G., 2017. Rooibos (Aspalathus linearis), honeybush (Cyclopia intermedia) and cancer bush (Sutherlandia frutescens microphylla) protect against tobacco-specific mutagenesis in vitro. South African Journal of Botany, 110, pp.194-200. https://doi.org/10.1016/j.sajb.2016.06.004. (Impact factor 1.244).

Kudanga, T., Nemadziva, B. and Le Roes-Hill, M., Laccase catalysis for the synthesis of bioactive compounds. Applied Microbiology and Biotechnology, 101(1), pp.13-33. https://doi.org/10.1007/s00253-016-7987-5. (Impact factor 3.376).

Mafole TC, Aremu AO, Mthethwa T, Moyo M. 2017. An overview on Leucosidea sericea & Zeyh.: A multi-purpose tree with potential as a phytomedicine. Journal of Ethnopharmacology, 203, pp.288-303. https://doi.org/10.1016/j.jep.2017.03.044. (Impact factor 2.998).

Misihairabgwi, J.M., Ezekiel, C.N., Sulyok, M., Shephard, G.S. and Krska, R., 2017. Mycotoxin contamination of foods in southern Africa: A 10-year review (2007–2016). Critical Reviews in Food Science and Nutrition, pp.43-58. https://doi.org/10.1080/10408398.2017.1357003. (Impact factor 6.077).

Mupunga, I., Mngqawa, P. and Katerere, D.R., 2017. Peanuts, aflatoxins and undernutrition in children in Sub-Saharan Africa. Nutrients, 9(12), art.1287. https://doi.org/10.3390/nu9121287. (Impact factor 3.550).

Shephard, G.S., Mycotoxin crises: fit-for-purpose analytical responses in the developing world. Journal of AOAC International, 101 (3), pp.609-612. https://doi.org/10.5740/jaoacint.17-0334. (Impact factor 0.962).

Van der Merwe, J.D., De Beer, D., Swanevelder, S., Joubert, E. and Gelderblom, W.C.A., 2017. Dietary exposure to honeybush (Cyclopia) polyphenol-enriched extracts altered redox status and expression of oxidative stress and antioxidant defense-related genes in rat liver. South African Journal of Botany, 110, pp.230-239. https://doi.org/10.1016/j.sajb.2016.08.004. (Impact factor 1.244).

Ajuwon, O.R., Oguntibeju, O.O. and Marnewick, J.L., (2016). Hepatic, renal and endogenous antioxidant status modulatory effects of chronic co-supplementation of rooibos (Aspalathus linearis) and red palm oil (Elaeis guineensis) in male Wistar rats. African Journal of Traditional Complementary and Alternative Medicines, 13(3), pp.1-15. https://doi.org/10.4314/ajtcam.v3i3.1. (Impact factor 0.553).

Akande, B., Fatoki, O., Odendaal, J., Marnewick, J. and Ndakidemi, P., 2016. The halogen effects of disinfectant by-products on nutrient concentration, oxidative stress, fatty acids and α-tocopherol concentrations in membrane lipids of two Solanum lycopersicumTheoretical and Experimental Plant Physiology, 28(3), pp.255-271. https://doi.org/10.1007/s40626-016-0060-z. (Impact factor 0.960).

Alberts, J.F., Van Zyl, W.H. and Gelderblom, W.C., Biologically based methods for control of fumonisin-producing Fusarium species and reduction of the fumonisins. Frontiers in Microbiology, 7, art. 548. https://doi.org/10.3389/fmicb.2016.00548. (Impact factor 4.165).

Badmus, J.A., Ekpo, O.E., Rautenbach, F., Marnewick, J.L., Hussein, A.A. and Hiss, D.C., (2016). Isolation and antioxidant activity of flavonoids from Holarrhena floribunda (G. don) leaves. Acta Biochimica Polonica, 63(2), pp.353-358. https://doi.org/10.18388/abp.2015_1178. (Impact factor 1.187)

Lawal, A.O., Davids, L.M. and Marnewick, J.L., (2016). Diesel exhaust particles and endothelial cells dysfunction: An update. Toxicology in Vitro, 32, pp.92-104. https://doi.org/10.1016/j.tiv.2015.12.015. (Impact factor 3.338).

Magcwebeba, T.U., Riedel, S., Swanevelder, S., Swart, P., De Beer, D., Joubert, E. and Gelderblom, W.C., The potential role of polyphenols in the modulation of skin cell viability by Aspalathus linearis and Cyclopia spp. herbal tea extracts in vitro. Journal of Pharmacy and Pharmacology, 68(11), pp.1440-1453. https://doi.org/10.1111/jphp.12629. (Impact Factor 2.363).

Magcwebeba, T., Swart, P., Swanevelder, S., Joubert, E. and Gelderblom, W., Anti-inflammatory effects of Aspalathus linearis and Cyclopia spp. extracts in a UVB/keratinocyte (HaCaT) model utilising interleukin-1α accumulation as biomarker. Molecules, 21(10), art.1323. https://doi.org/10.3390/molecules21101323. (Impact factor 2.465)

Magcwebeba, T., Swart, P., Swanevelder, S., Joubert, E. and Gelderblom, W., In vitro chemopreventive properties of green tea, rooibos and honeybush extracts in skin cells. Molecules 21(12), art. 1622. https://doi.org/10.3390/molecules21121622. (Impact factor 2.465).

Mngqawa, P., Mangena-Netshikweta, L.M. and Katerere, D.R., 2016. Grain production by rural subsistence farmers in selected districts of Limpopo and Mpumalanga Provinces South Africa. PULA: Botswana Journal of African Studies, 30, 49-63. http://hdl.handle.net/11189/6138. (Not indexed).

Mngqawa, P., Shephard, G.S., Green, I.R., Ngobeni, S.H., De Rijk, T.C. and Katerere, D.R., 2016. Mycotoxin contamination of home-grown maize in rural northern South Africa (Limpopo and Mpumalanga Provinces). Food Additives & Contaminants: Part B, 9(1), pp.38-45. https://doi.org/10.1080/19393210.2015.1121928. (Impact factor 1.467).

Ngemakwe, P.H.N., Le Roes‐Hill, M. and Jideani, V.A., 2016. Effects of carboxymethylcellulose, yoghurt and transglutaminase on textural properties of oat bread. Journal of Texture Studies, 47(1), pp.74-84. https://doi.org/10.1111/jtxs.12163. (Impact factor 1.261).

Qian, G., Tang, L., Lin, S., Xue, K.S., Mitchell, N.J., Su, J., Gelderblom, W.C., Riley, R.T., Phillips, T.D. and Wang, J.S., 2016. Sequential dietary exposure to aflatoxin B1 and fumonisin B1 in F344 rats increases liver preneoplastic changes indicative of a synergistic interaction. Food and Chemical Toxicology, 95, pp.188-195. https://doi.org/10.1016/j.fct.2016.07.017. (Impact factor 3.584)

Rheeder, J.P., Van der Westhuizen, L., Imrie, G. and Shephard, G.S., Fusarium species and fumonisins in subsistence maize in the former Transkei region, South Africa: a multi-year study in rural villages. Food Additives & Contaminants: Part B, 9(3), pp.176-184. https://doi.org/10.1080/19393210.2016.1154612. (Impact factor 1.467).

Riedel, S., Abel, S., Burger, H.M., Van der Westhuizen, L., Swanevelder, S. and Gelderblom, W.C.A., Differential modulation of the lipid metabolism as a model for cellular resistance to fumonisin B1-induced cytotoxic effects in vitro. Prostaglandins Leukotrienes and Essential Fatty Acids, 109, pp.39-51. https://doi.org/10.1016/j.plefa.2016.04.006. (Impact factor 3.155).

Shephard, G.S., Current status of mycotoxin analysis: a critical review. Journal of AOAC International, 99(4), pp.842-848. https://doi.org/10.5740/jaoacint.16-0111. (Impact factor 0.962).

Welz, P.J., Holtman, G., Haldenwang, R. and Le Roes-Hill, M., Characterisation of winery wastewater from continuous flow settling basins and waste stabilisation ponds over the course of 1 year: implications for biological wastewater treatment and land application. Water Science and Technology, 74(9), pp.2036-2050. https://doi.org/10.2166/wst.2016.226. (Impact factor 1.064).