Picture of Ajayi Gabriel Olukayode

Ajayi Gabriel Olukayode Professor, Department of Biochemistry

Area(s) of Specialization/Research Interests

Phytomedicine, Drug Discovery, Biochemical and Environmental Toxicology

Profile

I hold Bachelor of Science (B.Sc. Hons.) and Master of Science (M.Sc.) degrees in Biochemistry of the University of Lagos and Doctor of Philosophy (Ph.D.) degree in Biochemistry from the Federal University of Agriculture, Abeokuta (FUNAAB) with specialization in Phytomedicine, Drud Discovery, Biochemical and Environmental Toxicology. I was in the service of Lagos State University, College of Medicine for over twenty years in the Department of Medical Biochemistry as a teacher and researcher, teaching different courses in Biochemistry and Toxicology at undergraduate and postgraduate levels, and with many research publications. Presently, I am a Professor of Biochemistry and Director, Open and Distance Learning Centre, Mountain Top University, Prayer City, Ogun State, Nigeria. I have published about 30 journal articles in both local and international journals. I have also attended many academic and administrative trainings, workshops and seminars locally and internationally. I am married with children.

Academic Credentials

Ph.D. Biochemistry (FUNAAB) 2014 M.Sc. Biochemistry (Lagos) 1995 B.Sc. (Hons.) Biochemistry (Lagos) 1989

Professional Association

Member (Full Member) - Nigerian Society of Experimental Biology 2021 Member (Full Member) - Biochemical Society, UK 2018 Member (Full Member) - American Society of Biochemistry and Molecular Biology, USA 2018 Member (Associate Member) - National Institute of Marketing of Nigeria 2016 Member (Full Member) - Nigerian Society of Biochemistry and Molecular Biology 2006 Member (Full Member) - Federation of African Societies of Biochemistry and Molecular Biology 2006 Member (Associate Member) - Institute of Biomedical Science, UK 1998 Member (Full Member) - Nigerian Institute of Food Science and Technology (NIFST) 1998

Publications

1 Ofudje E.A., Akinwunmi F., Sodiya E. F., Alayande S. O., Ogundiran A. A., Ajayi, G. O. (2022). Biogenic preparation of biphasic calcium phosphate powder from natural source of snail shells: bioactivity study. SN Applied Sciences, 4:144
2 Adeniyi T. T., Ajayi G. O., Akinloye O. A., (2008). Effect of Ascorbic Acid and Allium sativum on Tissue Lead Level in Female Rattus navigicus. Nigerian Journal of Health and Biomedical Sciences, Vol. 7,Issue 2,pp. 38-41.
3 Akinsanya M. A., Adesina D. V., Ajayi G. O. (2022). In vitro antioxidant activity and chemical composition of hydro-ethanol extract of Ficus exasperata (Vahl) root. LASU Journal of Medical Sciences, Volume 6(2):
4 Ajayi, G. O., Ademuyiwa, O., Lasisi, A. A., Olagunju, J. A., (2021). Chronic hyperglycemia and biochemical alterations induce hepatic-renal dysfunction in rats administered ethylacetate fraction of Plumbago zeylanca, Linn. International Journal of Biochemistry, Bioinformatics and Biotechnology Studies, Vol. 6, No. 1, pp. 17-29.
5 Ajayi G. O., Edamisan O. M., Obayemi P. T., Elegbeleye E. N., Obi E. U. (2021). Phytoconstituents and antidiabetic activity of Vernonia amygdalina (Asteraceae) in steptozotocin-induced diabetic rats. International Journal of Biochemistry, Bioinformatics and Biotechnology Studies, Vol. 6, No. 1, pp. 1-16.
6 Ajayi G. O., Obi E. U., Elegbeleye E. N., Obayemi P. T., Edamisan O. M. (2020). The role of Vernonia amygdalina on plasma lipid profile, liver and kidney enzymes in rats with streptozotocin-induced diabetes. Sumerianz Journal of Medical and Healthcare, Vol. 3, No. 11, pp. 93-102.
7 Ajayi G. O., Adeniyi T.T., (2020). Toxicopathological investigation of the effects of ethanol corm extract of Zygotritonia crocea on the liver of wistar albino rats. European Journal of Biology and Medical Science Research, Vol. 8, Issue 2, pp. 1-8.
8 Ajayi G. O., Olorunrinu T. J., Shitu M. A. (2020). Elucidation of bioactive compounds in hydroalcohol extract of Phyllantus amarus Schum. and Thonn. leaf using GC-MS analysis. Journal of Scientific and Innovative Research, Vol. 9,Issue 2,pp. 40-47
9 Ajayi, G. O., Shittu, M. A., Olorunrinu, T. J., Akinsanya, M. A., Olagunju, J. A., (2020). Influence of Phyllanthus amarus on biochemical and haematological status in rats of ibuprofen-induced nephrotoxicity. Sumerianz Journal of Biotechnology, Vol. 3,Issue 8,pp. 60-68.
10 Ajayi G. O., Akinsanya M. A., Agbabiaka A. T., Oyebanjo K. S., Hungbo T. D., Olagunju J. A., (2019). D-Limonene: A major bioactive constituent in Allium fistulosum identified by GC-MS analysis. Journal of Phytopharmacology, Vol. 8,Issue 5,pp. 257-259
11 Ajayi G. O., Ademuyiwa O., Lasisi A. A., Olagunju J. A., (2019). Free radical scavenging activities of extracts and bioactive constituents from the roots of Plumbago zeylanica (Linn)). European Journal of Biology and Medical Science Research, Vol. 7,Issue 2,pp. 21-33.
12 Ajayi G. O., Ademuyiwa O., Olagunju J. A., Faduyile F. A., (2019). Biochemical and toxicological implications of ethylacetate fraction of the methanolic extract of Plumbago zeylanica (Linn) root. Journal of Phytopharmacology, Vol. 8,Issue 4,pp. 192-198
13 Ajayi G. O., Ademuyiwa O., Lasisi A. A., Olagunju J. A., (2019). Acute toxicological assessment and haematological effect of Plumbago zeylanica, Linn in rodents. LASU Journal of Medical Sciences, Vol. 4,Issue 2,pp. 59-65.
14 Ajayi G. O., Adeniyi T. T., Soyinka O., Adimoha A. G., (2018). The effect of vitamin E and folic acid on glucose metabolism in rats treated with combined oral contraceptives. Annals of Clnical Sciences, Vol. 3,Issue 1,pp. 12-17.
15 Adeniyi T. T., Ajayi G. O., Anise R. O., (2016). Effects of extracts of Zygotritonia crocea corms on haematological and serum electrolyte parameters in rats. LASU Journal of Medical Sciences, Vol. 1,Issue 1,pp. 20-24.
16 11. Saalu L. C., Akunna G. G., Ajayi G.O., (2013). Modulating role of bitter leaf on spermatogenic and steroidogenesis functions of the rat testis. American Journal of Biochemistry and Molecular Biology, Vol. 3,Issue 3,pp. 314-321.
17 Saalu L. C., Ogunlade B., Ajayi G. O., Oyewepo A. O., Akunna G. G., Ogunmodede, (2012). The hepato-protective potentials of Moringa oleifera leaf extract on alcohol-induced hepato-toxicity in wistar rats. American Journal Biotechnology and Molecular Sciences, Vol. 2,Issue 1,pp. 6-14.
18 Adeniyi T.T., Ajayi G.O., Sado M. A., Olopade H. J. (2012). Vitamin C and garlic (Allium sativum) ameliorate nephrotoxicity and biochemical alterations induced in lead-exposed rat. Journal of Medicine and Medical Sciences, Vol. 3,Issue 5,pp. 273-280.
19 Ogunlade B., Saalu L. C., Ogunmodede O. S., Akunna G.G., Adeeyo O.A., Ajayi G. O., (2012). The salutary role of Allium cepa extract on the liver histology, liver oxidative status and liver marker enzymes of rabbits submitted to alcohol-induced toxicity. American Journal of Biochemistry and Molecular Biology, Vol. 2,Issue 2,pp. 67-81.
20 Ajayi G. O., Olagunju J. A., Ademuyiwa O., Martins O.C., (2011). Gas chromatography-mass spectrometry analysis and phytochemical screening of ethanolic root extract of Plumbago zeylanica, LINN. Journal of Medicinal Plant Research, Vol. 5,Issue 9,pp. 1756-1761.
21 Akinsanya M. A., Adeniyi T. T., Ajayi G. O., Oyedele M. A., (2010). Effects of vitamin E and folic acid on some antioxidant enzymes activities of female wistar rats administered combined oral contraceptives. African Journal of Biochemistry Research, Vol. 4,Issue 10,pp. 238-242
22 Saalu L. C., Osinubi A. A., Jewo P. I., Oyewepo A. O., Ajayi G. O., (2010). An evaluation of influence of Citrus paradisi seed extract on doxorubicin-induced testicular oxidative stress and impaired spermatogenesis. Asian Journal of Scientific Research, Vol. 3,Issue 1,pp. 51-61.
23 Adeniyi T. T., Ajayi G. O., Akinsanya M. A., Jaiyeola T. M., (2010). Biochemical changes induced in rats by aqueous and ethanolic corm extracts of Zygotritonia croceae. Scientific Research and Essay, Vol. 5,Issue 1,pp. 71-76.
24 Ajayi G. O., Adeniyi T. T., Babayemi D. O., (2009). Hepatoprotective and some haematological effects of Allium sativum and vitamin C in lead-exposed wistar rats. International Journal of Medicine and Medical Sciences, Vol. 1,Issue 3,pp. 64-67.
25 Saalu L. C., Ajayi G. O., Adeneye A. A., Imosemi I. O., Osinubi A. A., (2009). Ethanolic seed extract of grapefruit (Citrus paradisi Macfad) as an attenuator of doxorubicin-induced oxidative stress in the rat heart. International Journal of Cancer Research, Vol. 5,Issue 2,pp. 44-52.
26 Ajayi G. O., Akinsanya M. A., Ajiboye K. O., Magbagbeola O. A., (2009). Anti-diabetic potential of the aqueous leaf extracts of Ocimum gratissimum (LABIATAE) and Vernonia amygdalina DEL. (COMPOSITAE) in diabetic-induced rabbit. Nigerian Journal of Health and Biomedical Sciences, Vol. 8,Issue 1,pp. 1-4.
27 Shittu L. A. J., Zacchariah M. P., Ajayi G. O., Oguntola J. A., Izegbu M. C., Ashiru O. A., (2007). The negative impacts of adolescent sexuality problems among Secondary School Students in Oworonshoki, Lagos. Scientific Research and Essay, Vol. 2,Issue 1,pp. 23-28.
28 Izegbu M.C., Amole O. O., Ajayi G. O., (2006). Attitudes, perception, and practice of Workers in Laboratories In the Two Colleges of Medicine and Teaching Hospitals in Lagos State, Nigeria as Regards Universal Precautions Measures. Biomedical Research, Vol. 17,Issue 1,pp. 49-54.
29 Magbagbeola O. A., Bolawa E. O., Ajayi G. O., (1999). A test of Efficacy of Viscum album Aqueous Extract as a Fertility Enhancing Drug. Journal of Medicine and Medical Sciences, Vol. 1,Issue 2,pp. 106-112.