Selected Publications

• Sean L. Edwards, Ronen Fogel, Kudzai Mtambanengwe, Chamunorwa Togo, Richard Laubscher, Janice L. Limson*. Metallophthalocyanine/ carbon nanotube hybrids: extending applications to microbial fuel cells. Journal of Porphyrins and Phthalocyanines, 2012, 16, (7-8), 917-926.
• M.J. Niland, R. Fogel, S.P. Flanagan and J.L. Limson. Towards normalising variability in current responses at glassy carbon electrodes using double layer capacitance; a case study of citrinin. Electroanalysis, 2012, 24,(4), 945-954.
• Ragubeer N, Limson JL, Beukes DR. Electrochemistry-guided isolation of antioxidant metabolites from Sargassum elegans. Food Chemistry 2012, 131 (1), 286-290.
• Ronen Fogel, Janice Limson*. Probing fundamental film parameters of immobilized enzymes - towards enhanced biosensor performance. Part I - QCM-D mass and rheological measurements. Enzyme & Microbial Technology, 2011, 49:2  146 – 152.
• Ronen Fogel, Janice Limson*. Probing fundamental film parameters of immobilized enzymes - towards enhanced biosensor performance. Part II -electroanalytical estimation of immobilized enzyme performance. Enzyme & Microbial Technology, 2011, 49:2  153 – 159.
• Tandlich, R., Smogrovidová, D., Frith, K.-A., Wilhelmi, B. S., Limson, J. (2011). Chemical, microbial and antioxidant properties of selected honey varieties from South Africa. Proceedings of 6th Baltic Conference on Food Science and Technology, 2011, 159-162.
• Nasheen Ragubeer, Denzel Beukes, Janice L. Limson*. Critical assessment of voltammetry for rapid screening of antioxidants in marine algae. Food Chemistry 121 (2010), pp. 227-232
• P. Mashazi, C. Togo, J. Limson, T. Nyokong*. Applications of polymerized metal tetra-amino phthalocyanines towards hydrogen peroxide detection. Journal of Porphyrins and Phthalocyanines, 2010, 14:3, 252-263. (Impact factor 3.078)
• S. Nambiar, C.A. Togo*, and J.L. Limson. Application of multi-walled carbon nanotubes to enhance anodic performance of an Enterobacter cloacae-based fuel cell. African J Biotech, 2009, 8:24, 6927-6932.
• F. Matemadombo, M. Durmus¸ C. Togo, J. Limson, T. Nyokong.∗ Characterization of manganese tetraarylthiosubstituted phthalocyanines self assembled monolayers. Electrochimica Acta, 2009, 54, 5557–5565. (Impact factor 3.078)
• K-A Frith, J.L Limson*. pH Tuning of Nafion for selective detection of tryptophan.  Electrochimica Acta, 2009, 54:13, 3600-3605 (Impact factor 3.078) 
• S. Khene, D.A. Geraldo, C.A. Togo, J. Limson, T. Nyokong*. Synthesis, Electrochemical characterization of tetra- and octa-substituted dodecyl-mercapto tin phthalocyanines in solution and as self assembled monolayers.. Electrochimica Acta, 2008, 54. 183-191 (Impact factor 3.078)
• D.A. Geraldo, C.A. Togo, J.L. Limson, T. Nyokong*. Electrooxidation of hydrazine catalyzed by noncovalently functionalized single-walled carbon nanotubes with CoPc. Electrochimica Acta, 2008, 53: 27, 8051-8057   (Impact factor 3.078)
• A. Dairam, R. Fogel, S. Daya, J.L. Limson. Antioxidant and iron-binding properties of curcumin, capsaicin, and S-allylcysteine reduce oxidative stress in rat brain homogenate. Journal of Agricultural and Food Chemistry, 2008, 56:9, 3350-3356.  (Impact factor 2.562)
• R. Fogel, P. Mashazi, T. Nyokong, J. Limson*. Critical assessment of the Quartz Crystal Microbalance with Dissipation as an analytical tool for biosensor development and fundamental studies: metallophthalocyanine - glucose oxidase biocomposite sensors.  Biosensors and Bioelectronics,  2007, 23, 95 – 101 (Impact Factor 5.143)
• C.A. Togo, V.C. Wutor, J.L. Limson, B.I. Pletschke*. Detection of Escherichia coli beta-D-glucuronidase activity using a microbially modified glassy carbon electrode (GCE): potential for faecal pollution monitoring. Biotechnology Letters, 2007, 29, 531-537. (Impact factor 1.595)
• A. Müller, A. Dairam, J. Limson, S. Daya*. Mechanisms by which acyclovir reduces the oxidative neurotoxicity and biosynthesis of quinolinic acid. Life Sciences, 2007, 80:10, 918-925. (Impact factor 2.583)                        
• A. Dairam, J. L. Limson, G. M. Watkins, E. Antunes, S. Daya*. Curcuminoids, curcumin and demethoxycurcumin reduce lead (Pb)-induced memory deficits in male Wistar rats. Journal of Agricultural and Food Chemistry, 2007, 55:3, 1039 -1044. (Impact factor 2.562)
• V.C. Wutor, C.A. Togo, J. Limson*. B.I. Pletschke, A novel biosensor for the detection and monitoring of β-D-galactosidase of faecal origin in water. Enzyme and Microbial Technology, 2007, 40, 1512-1517 (Impact factor 2.375)
• R.D. Brimecombe, J.L. Limson*. Voltammetric analysis of the acaricide amitraz and its degradant, 2,4-dimethylaniline. Talanta, 2007, 71, 1298 - 1303. (Impact factor 3.206)
• R.D. Brimecombe, R. Fogel, J.L. Limson*. Electrochemical monitoring of the biodegradation of 2,4-dimethylaniline. Journal of Agricultural and Food Chemistry, 2006, 54, 8799 - 8803. (Impact factor 2.562)
• R.D. Brimecombe, J.L. Limson*. Electrochemical investigation of the effect of pH and solvent on amitraz stability. Journal of Agricultural and Food Chemistry, 2006, 54, 8139-8143. (Impact factor 2.562)
• J. Limson*, O.O. Odunuga, H. Green, F. Höök, and G.L. Blatch. The use of a quartz crystal microbalance with dissipation for the measurement of protein–protein interactions: a qualitative and quantitative analysis of the interactions between molecular chaperones. South African Journal of Science, (Rhodes Centenary Edition) 2004, 100, 678-682.
• S. Daniel, J.L. Limson*, A. Dairam, G.M. Watkins and S.Daya. Through metal binding, curcumin protects against lead- and cadmium-induced lipid peroxidation in rat brain homogenates and against lead-induced tissue damage in rat brain, Journal of Inorganic Biochemistry, 2004, 98:2, 266-275. (Impact factor 3.133)
• D. Maharaj, J. Limson, S. Daya.* 6-Hydroxymelatonin converts Fe (III) to Fe (II) and reduces iron-induced lipid peroxidation. Life Sciences, 2003, 72:12, 1367-1375. (Impact factor 2.583)
• Z.Lambat, J.Limson, S.Daya.* Cimetidine acts as a neuroprotectant by binding transition metals.  Journal of Pharmacy and Pharmacology, 2002, 54:12, 1681-1686. (Impact Factor 5.056)
• P. Parmar, J. Limson, S.Daya* and T.Nyokong. Melatonin protects against copper-induced free radical damage.  Journal of Pineal Research, 2002, 32:4, 237-242. (Impact Factor 5.056)
• D-X Tan, L.C. Manchester, R.J. Reiter*, B.F. Plummer, J.L. Limson, S.T.Weintraub, W.Qi. Melatonin directly scavenges hydrogen peroxide: A potentially new metabolic pathway of melatonin biotransformation. Free Radical Biology & Medicine, 2000, 29:1, 1177-1185. (Impact Factor 5.399)
• J. Limson, T. Nyokong.* Voltammetric studies of spinach ferredoxin on a glassy carbon electrode modified with cobalt (II) tetrasulphophthalocyanine. Electroanalysis, 1998, 10 (14), 988-993. (Impact Factor 3.080)
• J. Limson, T. Nyokong,* S.Daya. The interaction of melatonin, and its precursors, with aluminium, cadmium, copper, lead and zinc: An adsorptive voltammetric study. Journal of Pineal Research, 1998, 24, 15-21. (Impact Factor 5.056)
• J. Limson, T. Nyokong.* Voltammetric behaviour of Cysteine and Metallothionein on cobalt(II) tetrasulphonated modified glassy carbon electrodes. Electroanalysis, 1997, 9, No.3, 255-259. (Impact Factor 3.080)
• J. Limson, T. Nyokong.* Substituted catechols as complexing agents for the determination of bismuth, lead, copper and cadmium by adsorptive stripping voltammetry.  Analytica Chimica Acta, 1997, 344, 87-95. (Impact Factor 3.146)