Dr. Robert  Kelechi Obi
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Dr. Robert Kelechi Obi

Research Scientist
Federal University of Technology Owerri, Nigeria


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Biography

My name is Dr. Robert Kelechi Obi. My fist degree was in Microbiology obtained at the University of Port Harcourt in 1989. I have two M. Sc degrees. The first was in Medical Microbiology (Virology Research) from University of Lagos. The second was in Medical Parasitology also from University of Lagos. My Ph. D was also from University of Lagos in Medical Microbiology (Virology Research). I am presently a Senior Lecturer at the Department of Microbiology, Federal University of Technology Owerri, Imo State, Nigeria

Area of Interest:

Microbiology
100%
Virology
62%
Immunology
90%
Biotechnology
75%
Molecular Biology
55%

Research Publications in Numbers

Books
0
Chapters
0
Articles
0
Abstracts
0

Selected Publications

  1. Obi, R.K., J.A. Shenge, C.I. Chikwendu, E.S. Amadi and J.N. Ogbulie, 2018. Risk factors and sero-prevalence of hepatitis C virus antibody among undergraduate students of Federal University of Technology, Owerri. FUTO J. Ser., 4: 326-333.
  2. Obi, R.K., 2018. Viruses. In: Principles of General Microbiology, Amadi, E.S., C.O. Ugbogu and C.J. Ogugbue (Eds.). 1st Edn., WebsMedia Communications Ltd., Owerri, Nigeria, pp: 149-195.
  3. Obi, R.K., 2018. Rickettsia and Chlamydia. In: Principles of General Microbiology, Amadi, E.S., C.O. Ugbogu and C.J. Ogugbue (Eds.). 1st Edn., WebsMedia Communications Ltd., Owerri, Nigeria, pp: 110-145.
  4. Obi, R.K., 2018. Prions, Viruoids and Virusoids. In: Principles of General Microbiology, Amadi, E.S., C.O. Ugbogu and C.J. Ogugbue (Eds.). 1st Edn., WebsMedia Communications Ltd., Owerri, Nigeria, pp: 268-298.
  5. Obi, R.K. and J.A. Shenge, 2018. The Environment and Transmission of Viral Diseases. In: Dynamics of Natural Resource and Environmental Management in Nigeria: Theory, Practice, Bureaucracy, Advocacy, Okoye, C.U. and D. Abah (Eds.). 1st Edn., Debees Printing and Publishing Company, Nsukka, Nigeria, pp: 66-78.
  6. Obi, R.K. and J.A. Shenge, 2018. Susceptibility of two RNA viruses of public health significance to selected Nigerian medicinal plants. Niger. J. Microbiol., 32: 4269-4277.
  7. Chikwendu, C.I., R.K. Obi, E.S. Amadi, J.A. Shenge and J.N. Ogbulie, 2018. Prevalence of hepatitis B surface antigen among healthy asymptomatic students of a tertiary institution in South Eastern, Nigeria. FUTO J. Ser., 4: 255-262.
  8. Ogbolu, E.E. and R.K. Obi, 2016. Detection of hepatitis E virus RNA in chicken droppings and pig feces in Ogun and Lagos States, South Western, Nigeria. Br. J. Med. Med. Res., 12: 1-8.
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  9. Obi, R.K., B.O. Oke, A.A. Anjorin, I.K. Bidmos, O.B. Salu and S.A. Omilabu, 2016. Hepatocarcinogenic properties of hepatitis B virus. Int. J. Trop. Dis. Health, 16: 1-12.
  10. Obi, R.K., A.A. Anjorin, B.O. Oke, O.B. Salu and S.A. Adesegun et al., 2016. Evaluation of the sensitivity of measles virus and herpes simplex virus-1 to three locally available herbs in Nigeria. Pharmacologia, 7: 93-102.
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  11. Ewelukwa, C.O. and R.K. Obi, 2016. Molecular detection of swine influenza virus in pigs and pig handlers in some communities in Lagos State, South Western, Nigeria. J. Dis. Global Health, 5: 179-185.
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  12. Obi, R.K., B.O. Oke, A.A. Anjorin, I.K. Bidmos, O.B. Salu and S.A. Omilabu, 2015. Evaluation of techniques for the diagnosis of rotavirus gastroenteritis in paediatric patients. Genes Rev., 1: 6-27.
  13. Obi, R.K., 2015. Nutritional Interventions in Reducing Morbidity and Mortality in People with Human Immunodeficiency Virus. In: Health of HIV Infected People: Food, Nutrition and Lifestyle with Antiretroviral Drugs, Watson, R.R. (Ed.). Chapter 25, Elsevier Inc., San Diego, USA., ISBN-13: 9780128011430, pp: 483-507.
  14. Chikwendu, C.I., R.K. Obi and E.S. Amadi, 2015. Assessment of the Microbiological status of some commercial yoghurt brands sold in Owerri Metropolis, Imo State, Nigeria. Niger. J. Microbiol., 28: 2872-2877.
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  15. Obi, R.K., 2013. Advances in HIV herbal research: Successes/adverse effects. Res. Desk, 2: 90-96.
  16. Ohalete, C.N., R.K. Obi and M.C. Emeakoroha, 2012. Bacteriology of different wound infection and their antimicrobial susceptibility patterns in Imo State, Nigeria. World J. Pharm. Pharmaceut. Sci., 1: 1155-1172.
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  17. Obi, R.K., F.C. Nwanebu, C.N. Ohalete and N.N. Onyemekara, 2012. A prospective study of three blood-borne viral pathogens among pregnant women attending ante-natal care in Owerri, Nigeria. J. Public Health Epidemiol., 4: 226-229.
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  18. Obi, R.K., F.C. Nwanebu, C.C. Okangba and C.K. Nwanebu, 2012. Malaria prevalence in children under 5 years and pregnant women attending selected hospitals in Ihitte Uboma LGA, Imo State, Nigeria. Niger. J. Parasitol., 33: 73-76.
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  19. Mgbemena, I.C., U.J. Udensi, J. Nnokwe, R.K. Obi and E.A. Ogbonna, 2012. Antibiotics sensitivity of bacteria pathogens isolated from tilapia in aquaculture systems in Owerri, Imo State. J. Aquat. Sci., 27: 15-22.
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  20. Emeakaroha, M.C., R.K. Obi, F.C. Nwanebu, J.N. Ogbulie, J.C. Uwaezuoke and C.N. Ohalete, 2012. Antibiotic sensitivity pattern of bacterial isolates from semen of men with Infertility problem. World J. Pharm. Pharmaceut. Sci., 1: 1198-1209.
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  21. Duru, U.N., J.C. Orji and R.K. Obi, 2012. Larvicidal potential of crude extracts of Azadirachta indica (Neem). World J. Pharm. Pharmaceut. Sci., 1: 1188-1197.
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  22. Tony-Chiegboka, N.A., F.N. Opara, A.A. Udoye, R.K. Obi and R.I. Okechukwu, 2011. Studies on the prevalence and susceptibility pattern of malaria infection in young ABO blood group patients attending the Federal Medical Center, Owerri, Imo State, Nigeria. Int. J. Environ. Health Hum. Dev., 12: 14-19.
  23. Oyibo, W.A., C.C. Okangba, R.K. Obi, F.C. Nwanebu and T. Ojuromi, 2011. Diagnosis of intestinal cryptosporidiosis in Africa: Prospects and challenges. J. Applied Biosci., 40: 2599-2667.
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  24. Okechukwu, R.L., J.N. Okereke, N.E. Onyedineke and R.K. Obi, 2011. Microbial and nutritional qualities of mushroom. Asian J. Exp. Biol. Sci., 2: 746-749.
  25. Obi, R.K., F.C. Nwanebu, U.U. Ndubuisi-Nnaji, L.N. Onuoha and N. Chiegboka, 2011. Ethanolic extraction and phytochemical screening of two Nigerian herbs on pathogens isolated from wound infections. Pharmacie Globale: Int. J. Compr. Pharm., 10: 1-5.
  26. Obi, R.K., F.C. Nwanebu, U.U. Ndubuisi-Nnaji, C.C. Okangba and W. Braide et al., 2011. Endemicity of lymphatic filariasis in three local government areas in Imo State, Nigeria. Aust. J. Basic Applied Sci., 5: 875-879.
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  27. Obi, R.K., F.C. Nwanebu, C.I. Chikwendu, U.U. Ndubuisi-Nnaji, C.C. Okangba and N.M. Orji, 2011. Concurrent parasitosis in the liver of seropositive HIV patients. Aust. J. Basic Applied Sci., 5: 599-609.
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  28. Obi, R.K., 2011. Antiviral Potential of Vegetables: Can They Be Cost-Effective Agents for Human Disease? In: Nutrients, Dietary Supplements and Nutriceuticals: Cost Analysis versus Clinical Benefits, Gerald, J.K., R.R. Watson and V.R. Preedy (Eds.). 5th Edn., Humana Press, New York, USA., ISBN: 978-1-60761-308-4, pp: 259-276.
  29. Nwanebu, F.C., R.K. Obi, C.I. Chikwendu and C.C. Okangba, 2011. Implications of parasitosis as a health-care index among indigenes of Umueze II community, Ehime Mbano. Int. J. Environ. Health Health Dev., 12: 20-24.
  30. Nwanebu, F.C., R.K. Obi, C. Ogbulie, I.N. Nwachukwu and F.N. Chukwu, 2011. Anti-microbial activity of leaf and root extracts of Vernonia amygdalina (Bitter leaf) on some bacterial isolates. Int. J. Environ. Health Hum. Dev., 12: 51-59.
  31. Nwanebu, F.C., R.K. Obi and O.A. Ojiako, 2011. Chemical and silt-induced eutrophication syndrome at Otamiri River, Owerri, Nigeria. J. Public Health Epidemiol., 3: 358-361.
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  32. Nwanebu, F.C., O.A. Ojiako, R.K. Obi, C.I. Chikwendu and C.R. Igwilo, 2011. Microbial succession in meat spoilage. Int. J. Environ. Health Hum. Dev., 12: 31-37.
  33. Oparaocha, E.T., O.C. Iroegbu and R.K. Obi, 2010. Assessment of quality of drinking water sources in the Federal university of technology, Owerri, Imo State, Nigeria. J. Applied Biosci., 32: 1964-1976.
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  34. Obi, R.K., W.A. Oyibo, C.C. Okangba, F.C. Nwanebu, N.M. Orji and U.U. Ndubuisi, 2010. Human adaptation to parasitism. Asian J. Exp. Biol. Sci., 1: 262-270.
  35. Obi, R.K., W.A. Oyibo, C.C. Okangba, F.C. Nwanebu, E.T. Oparaocha, N.M. Orji and U.U. Ndubuisi, 2010. Concurrent parasitosis in an onchocerciasis endemic community. Asian J. Exp. Biol. Sci., 1: 263-270.
  36. Obi, R.K., N.M. Orji, F.C. Nwanebu, C.C. Okangba and U.U. Ndubuisi, 2010. Emerging and re-emerging infectious diseases: The perpetual menace. Asian J. Exp. Biol. Sci., 1: 271-282.
  37. Obi, R.K., C.C. Okangba, F.C. Nwanebu, U.U. Ndubuisi, I.C. Mgbemene and W. Braide, 2010. Relationship between HIV/AIDS and poverty: A case study of two cities in Abia State, Nigeria. Curr. Res. J. Biol. Sci., 2: 356-360.
  38. Obi, R.K., C.C. Okangba, F.C. Nwanebu, U.U. Ndubuisi and N.M. Orji, 2010. Premunition in Plasmodium falciparum malaria. Afr. J. Biotechnol., 9: 1397-1401.
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  39. Obi, R.K. and F.C. Nwanebu, 2010. Prions and Prion Diseases. In: Microbiology, Adegboro, B. (Ed.). 1st Edn., Ibadan University Press, Nigeria, pp: 455-470.
  40. Chikwendu, C.I., E.S. Amadi and R.K. Obi, 2010. Prevalence and antimicrobial resistance in Pseudomonas aeruginosa and Klebsiella pneumoniae isolates from non-clinical urine samples. New York Sci. J., 3: 194-200.
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  41. Obi, R.K., F.C. Nwanebu, U.U. Ndubuisi and N.M. Orji, 2009. Antibacterial qualities and phytochemical screening of the oils of Curcubita pepo and Brassica nigra. J. Med. Plants Res., 3: 429-432.
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  42. Amadi, A.N., O.K. Iro, R.K. Obi and C.O.A. Amadi, 2009. Effect of antiretroviral therapy on work productivity of HIV patients in Abia State, Nigeria. J. Applied Biosci., 18: 976-982.
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  43. Oparaocha, E.T., C. Okorie, J. Anosike and R. Obi, 2008. Vermifugal effect of three local herbs (Carica papaya, Spigilia anthelmia and Phyllantus niruri) on broiler chickens infected with Ascaridia galli. Afr. J. Applied Zool. Environ. Biol., 10: 61-64.
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  44. Obi, R.K., A.N. Amadi, I.M. Idika and F.C. Nwanebu, 2008. Studies on the distribution of clinically diagnosed pulmonary tuberculosis in Ebonyi State, Nigeria. Niger. J. Parasitol., 29: 106-109.
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  45. Obi, R.K. and F.C. Nwanebu, 2008. In vitro effect of some quinolone antibiotics on strains of Staphylococcus aureus isolated from a hospital environment. Afr. J. Clin. Exp. Microbiol., 9: 142-146.
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  46. Ojiako, O.A., R.K. Obi and F.N. Nwanebu, 2007. Pharmacologic evaluation of the activities of four traditional herbs on Onchacerca volvulus and hookworms. Int. J. Nat. Applied Sci., 3: 146-152.
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  47. Obi, R.K., I.I. Iroagba and O.A. Ojiako, 2007. Prevalence of Human Immunodeficiency Virus (HIV) infection among pregnant women in an antenatal clinic in Port-Harcourt, Nigeria. Afr. J. Biotechnol., 6: 263-266.
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  48. Obi, R.K., S.C. Umeh and O.H. Okurede, 2006. Prevalence of hepatitis B virus infection among Pregnant women in an antenatal clinic in Port Harcourt, Nigeria. Afr. J. Clin. Exp. Microbiol., 7: 78-82.
  49. Obi, R.K., I.I. Iroagba and O.A. Ojiako, 2006. Virucidal potential of some edible Nigerian vegetables. Afr. J. Biotechnol., 5: 1785-1788.
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