Sylvia O. MALOMO B. Sc., M.Sc., PhD (Ibadan).
Status: Professor

:             +2348033736997      ;
E-mailThis email address is being protected from spambots. You need JavaScript enabled to view it.

Research interest: Enzymology, Membrane Biochemistry, Biochemical Toxicology, and Medicinal plant research.

On-going research

  1. Screening of indigenous plants for antimicrobial properties.
  2. Toxicological evaluation of antimalarial drugs and indigenous medicinal plants
  3. The role of divalent cations in enzyme-catalysed phosphoryl transfer reactions
  4. Mechanism of peroxidase-catalysed redox-mediated electron transfer reactions


  1. Iniaghe, O. M., Malomo, S. O., and Adebayo, J. O. (2009). "Proximate    composition and phytochemical constituents of leaves of some Acalypha species". Pakistan Journal of Nutrition; 8 (3): 256-258.
  2. Olorunniji, F.J., Iniaghe, M.O., Adebayo, J.O., Malomo, S.O. and Adediran, S.A. (2009).   "Mechanism-based inhibition of myeloperoxidase by hydrogen peroxide: Enhancement of inactivation rate by organic donor substrates". The Open Enzyme Inhibition Journal; 2: 28-35.
  3. Arise, R. O., Malomo, S. O., Adebayo, J. O., and Igunnu A. (2009). "Effects of aqueous extract of Eucalyptus globulus on lipid peroxidation and selected enzymes of rat liver". Journal of Medicinal Plants Research; 3(2): 77-81.
  4. Oyewole, I.O., Malomo, S.O. and Arise, R.O. (2009). "Haematological evaluation in rats following administration of some antisickling agents".  International Journal of Biological and Chemical Sciences; 3(2): 410-414.
  5. Arise, R.O., Davies, F.F., and Malomo, S.O. (2008): "Independent and interactive effects of Mg2+ and Co2+ on some kinetic parameters of rat kidney alkaline phosphatase". Scientific Research and Essay 3 (10): 488 – 494.
  6. Arise, R.O., Davies, F.F. and Malomo, S.O. (2008): "Cobalt reverses vanadate inhibition of rat kidney alkaline phosphatase". Scientific Research and Essay 3(12): 613-620.
  7. Iniaghe, O. M., Malomo, S. O., Adebayo, J. O., and Arise, R. O. (2008). "Evaluation of   the antioxidant and hepatoprotective properties of the methanolic extract of Acalypha racemosa leaf in carbon tetrachloride-treated rats". African Journal of Biotechnology; 7(11): 1716-1720.
  8. Iniaghe, O. M., Malomo, S. O., and Adebayo, J. O. (2008). "Hepatoprotective effect of the    aqueous extract of leaves of Acalypha racemosa in carbon tetrachloride treated rats". Journal of Medicinal Plants Research; 2(10), 301-305.
  9. Oyewole, O.I., Malomo, S.O., and Adebayo, J.O. (2008). "Comparative studies of the antisickling properties of thiocyanate, tellurite and hydroxyurea". Pakistan Journal of Medical Sciences; 24(1): 18-22.
  10. Olorunniji, F.J., Igunnu, A., Adebayo, J.O., Arise, R.O., and Malomo, S.O. (2007). "Cofactor interactions in the activation of tissue non-specific alkaline phosphatase: Synergistic effects of Zn2+ and Mg2+ ions". Biokemistri. 19(2): 43 - 48.
  11. Malomo, S.O., Adebayo, J.O., Arise, R.O., Olorunniji, F.J. and Egwim, E.C. (2007). "Effect of ethanolic extract of Bougainvillea spectabilis leaves on some liver and kidney function indices in rats". Recent Progress in Medicinal Plants. 17: 261 - 272.
  12. Malomo, S.O. (2000). "Toxicological implications of ceftriaxone administration in rats. Nigerian Journal of Biochemistry and Molecular Biology"; 15(1): 33 - 38.
  13. Olorunniji, F.J., Malomo, S.O., Adeniran, S.A. and Odutuga, A.A. (2000). "Promethazine oxidation by redox mediation in peroxidase reactions". Archives of Biochemistry and Biophysics; 380(2): 251-256.
  14. Malomo, S.O. and Olorunniji, F.J. (1999). "Reaction of phenothiazines with tetramethyl benzidine oxidation products and the chemical identity of tetramethyl benzidine charge-transfer complex". Nigerian Journal of Biochemistry and Molecular Biology; 14: 99-103.
  15. Balogun, E.A., Malomo, S.O., Akanji, M.A. and Odutuga, A.A. (1997). "Changes in adenosine triphosphatase activities in some tissues of Plasmodium-infected mice". Biomedical Letters; 56: 183-187.
  16. Malomo, S.O., A le, O.O. and Adedoyin, A.M. (1993). "Effect of chloroquine on some leucocyte enzymes during protein-energy malnutrition: an in vitro study". Bioscience Research Communications; 5(1): 53 – 55.
  17. Olowookere, J.O., Olorunsogo, O.O. and Malomo, S.O. (1990). "Effects of defective in vivo synthesis of mitochondrial proteins on cellular biochemistry and physiology of malnourished rats". Ann. Nutr. Metab.; 34: 147-154.
  18. Olorunsogo, O.O., Uwaifo, A.O. and Malomo, S.O. (1990). "Comparative effects of three naturally occurring furanocoumarins on mitochondrial bioenergetics". Chem. Biol.  Interactions; 74: 263-274.
  19. Olorunsogo, O.O. and Malomo, S.O. (1985). "Sensitivity of oligomycin-inhibited respiration of isolated rat liver mitochondria to perfluidone: a fluorinated arylalkylsulfonamide". Toxicology; 35:  231-240.
  20. Arise, R.O. and Malomo, S. O. (2009). "Effects of ivermectin and albendazole on some liver and kidney function indices in rats." African Journal of Biochemistry Research Vol.3 (5), pp. 190-197, May, 2009
  21. Arise, R. O., Tella, A. C., Igunnu, A. and Malomo, S. O. (2010). "Elemental analysis of local galena based eyeliner and its effects on some enzymes of rat liver and brain." Int. Res. J. Biotechnol. 1(4): 059-064. Available online at
  22. Adebayo, J. O., Igunnu, A., Arise, R. O. and Malomo, S. O. (2011). "Effects of co-administration of artesunate and amodiaquine on some cardiovascular disease indices in rats." Food and Chemical Toxicology, 49(1):45-48. Available online at
  23. Arise, R. O., Igunnu, A. and Malomo, S. O. (2011). "Effect of administration of aqueous extract of bambusa vulgaris leaves on some biochemical variables of rat liver and serum." Journal of Medicinal Plants Research 5(9): 1622 - 1626. Available online at
  24. Igunnu, A., Osalaye, D. S., Olorunsogo, O. O., Malomo, S. O. and Olorunniji, F. J. (2011)."Distinct metal ion requirements for the phosphomonoesterase and phosphodiesterase activities of calf intestinal alkaline phosphatase." The Open Biochemistry Journal 5: 45-50