Dr. Hamidu Usman
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Dr. Hamidu Usman

Professor
University of Maiduguri, Nigeria


Highest Degree
Ph.D. in Organic and Medicinal Chemistry from University of Maiduguri, Nigeria

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Area of Interest:

Chemistry
100%
Organic Chemistry
62%
Natural Products
90%
Chemical Compound
75%
Medicinal Chemistry
55%

Research Publications in Numbers

Books
0
Chapters
0
Articles
25
Abstracts
0

Selected Publications

  1. Usman, H., F.I. Abdulrahman, A.H. Kaita and I.Z. Khan, 2011. Proximate and Elemental Composition of Bauhinia rufescens Lam (Leguminosae : Caesalpinioidaea). Int. J. Biol. Chem. Sci., 5: 1746-1753.
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  2. Musa, Y.M., M.I. Sule, U.U. Pateh, M. Ilyas, A.M. Musa, H. Usman and M.S. Abdullahi, 2010. Preliminary Phytochemical and antimicrobial studies of the methanol extract of aerial parts of Ampelocissus grntii (Baker) PLANCH. Int. J. Chem. Sci., 3: 167-173.
  3. Yaro, A.H., J.A. Anuka, O.A. Salawu, I.M. Hussaini, H. Usman and A.M. Musa, 2009. Comparative neuropharmacological activities methanolic extracts of leaves and roots of Cissus cornifolia in mice. Afr. J. Biomed. Res., 12: 219-223.
    Direct Link  |  
  4. Usman, H., F.I. Abdulrahman, H.A. Kaita and I.Z. Khan, 2009. Antibacterial assays of the solvents partitioned portions of methanol stem bark extract of Bauhinia rufescens Lam (Leguminosae-Caesalpinioideae). Pacif. J. Sci. Tech., 10: 857-867.
    Direct Link  |  
  5. Usman, H., F.I. Abdulrahman and A. Usman, 2009. Qualitative phytochemical screening and in vitro antimicrobial effects of methanol stem bark extract of Ficus thonningii (Moraceae). Afr. J. Trad. Complement. Altern. Med., 6: 289-295.
    CrossRef  |  PubMed  |  Direct Link  |  
  6. Reuben, K.D., F.I. Abdulrahaman, H. Usman, S.Y. Timothy and C.H. Wazis et al., 2009. Preliminary Phytochemical Screening and In Vitro Antimicrobial Investigation of the Stem Bark Petroleum Ether Extract of Croton zambesicus Muell Arg. Sahel J. Vet. Sci., 8: 29-34.
    Direct Link  |  
  7. Geidam, Y.A., H. Usman, H.I. Musa, F. Anosike and Y. Adeyemi, 2009. Oxytetracycline and procaine penicillin residues in tissues of slaughtered cattle in Maiduguri, Borno State Nigeria. Terr. Aquat. Environ. Toxicol., 3: 68-70.
    Direct Link  |  
  8. Usman, H., A.H. Yaro and M.M. Garba, 2008. Phytochemical and anticonvulsant screening of the ethanolic flower extracts of Newbouldia laevis (Bignoniaceae) in mice. J. Pharmacol. Toxicol., 3: 127-133.
    CrossRef  |  Direct Link  |  
  9. Usman, H., A.H. Yaro and M.M. Garba, 2008. Analgesic and anti-inflammatory screening of Newbouldia laevis flower in rodents. Trends Med. Res., 3: 10-15.
    CrossRef  |  Direct Link  |  
  10. Reuben, K.D., F.I. Abdulrahman, J.C. Akan, H. Usman, O.A. Sodipo and G.O. Egwu, 2008. Phytochemical screening and in vitro antimicrobial investigation of the methannolic extract of Croton zambesicus Muell ARG. stem bark. Eur. J. Sci. Res., 23: 134-140.
    Direct Link  |  
  11. Musa, Y.M., A.K. Haruna, M. Ilyas, A.H. Yaro, A.A. Ahmadu and H. Usman, 2008. Phytochemical, analgesic and anti-inflammatory effects of the ethylacetate extract of the leaves of Pseudocedrella kotschyii. Afr. J. Trad. Complement Altern. Med., 5: 92-96.
    PubMed  |  
  12. Musa, A.M., A.H. Yaro, H. Usman, M.G. Magaji and M. Habu, 2008. Phytochemical and some neuropharmacological studies on the methanolic leaf extracts of Cissus cornifolia [Vitaceae] in mice. Int. J. Pharmacol., 4: 145-148.
    CrossRef  |  Direct Link  |  
  13. Usman, H., Y.M. Musa, A.A. Ahmadu and M.A. Tijjani, 2007. Phytochemical and antimicrobial effects of Chrozophora senegalensis. Afr. J. Trad. Complementary Alternat. Med., 4: 488-494.
    PubMed  |  
  14. Usman, H., F.I. Abdulrahman and A.A. Ladan, 2007. Phytochemical and antimicrobial evaluation of Tribulus terrestris L. (Zygophyllaceae) growing in Nigeria. Res. Biol. Sci., 2: 244-247.
    Direct Link  |  
  15. Usman, H. and J.C. Osuji, 2007. Phytochemical and in vitro antimicrobial assay of the leaf extract of Newbouldia laevis. Afr. J. Tradit. Compliment. Altern. Med., 4: 476-480.
    Direct Link  |  
  16. Musa, Y.M., A.K. Haruna, M. Ilyas, A.H. Yaro, A.A. Ahmadu and H. Usman, 2007. Analgesic and anti-inflammatory effects of the leaf extracts of Pseudocedrella kotschyii Harms (Meliaceae). J. Pharmacol. Toxicol., 2: 542-550.
    CrossRef  |  Direct Link  |  
  17. Geidam, Y.A., H. Usman, M.B. Abubakar and B. Ibrahim, 2007. Effects of aqueous leaf extracts of Psidium guajava on bacteria isolated from the navel of day-old chicks. Res. J. Microbiol., 2: 960-965.
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  18. Usman, H., A.K. Haruna, M. Ilyas, A.H. Yaro, A.A. Ahmadu and Y.M. Musa, 2005. Anti-nociceptive and anti-inflammatory effects of the leaves extracts of Celtis integrifolia Lam. (Ulmaceae). Res. J. Sci., 11: 101-112.