Department of Biochemistry Microbiology & Biotechnology
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 All Publications

  • NGERANWA, J.J.N., SHOMPOLE, S.P., VENTER, E.H., WAMBUGU, A. , CRAFFORD, J.E. AND PENZHORN, B.L. (2008). Detection of Anaplasma Antibodies in wildlife and domestic species in wildlife-livestock interface areas of Kenya by major surface protein 5 competitive inhibition enzyme-linked Immunosorbent assay.  Onderstepoort Journal of Veterinary Research, 75: 199-205.
  • NGERANWA, J.J.N., VENTER, E.H., PENZHORN, B.L., SOI, R.K., MWANZIA, J. AND NYONGESA. (1997). Characterisation of Anaplasma isolates from eland Taurotragus oryx): Pathogenicity in cattle and sheep and DNA profile analysis.              Veterinary Parasitology,       74: 109-122.
  • NGERANWA, J.J.N. AND KILALO, D.C. (1994). The ability of Stomoxys calcitrans and mechanical means to transmit Trypanosoma (brucei) evansi from goats to camels in Kenya.Veterinary Research Communication:
  • NGERANWA, J.J.N.; GATHUMBI, P.K.; MUTIGA, E.R. AND AGUMBA, G.J.O. (1993). Pathogenesis of Trypanosoma (brucei) evansi in small East African Goats. Research in Veterinary Science. 54: 283 - 289.
  • NGERANWA, J.J.N.; MUTIGA, E.R.; AGUMBA, G.J.O.; GATHUMBI, P.K. AND MUNYUA, W.K. (1991). Effect of experimental Trypanosoma (trypanozoon) (brucei) evansi infection on fertility of male goats. Veterinary ResearchCommunication, 15: 301 – 308.
  • INONDA, R., NGERANWA, J.J.N; MUTAI C.;   NJAGI E.  AND NTAIYA R. (2016) Analysis of the Effects of Pesticide Residues obtained in Vegetables in the Kenyan Market on Biological Systems.  World Journal of Pharmacy and Pharmaceutics, 5(9): 38 – 55.
  • MWONJORIA. J.K., NGERANWA J. J. N ALIYU U; KEVIN K. J; TITUS M. K; PIERON; DAVID M; ALPHONSE W. W; CHARLES G. G; (2016) Anti-inflammatory activity of Craterostigma pumilum (hochst) is associated with hyperanalgesia.International Journal f Pharmacology and Toxicology,  4(2): 169-173.
  • OKOTH, O. N; NGERANWA J. J. N; BINEPAL, Y.S; KIHAKI, A.K.; BRAMWEL, W.W. ;  ATEYA, L.O;  KAREITHI, M.H.;  WEKESA, F.C. ( 2016).  Viral Disease resistance of indigenous chickens from selected areas in Kenya using SNP markers. Academia Journal of Agricultural Research  4(5): 252-257.
  • NJOGU, S.M., NGERANWA J. J. N;; W. M. ARIKA; DW NYAMAI; M.P NGUGI; A.K. MACHOCHO AND E.M.N. NJAGI (2016) Hypoglycemic Effect of Aqueous and Ethyl Acetate Leaf Extract of Maytenus putterkloides in Alloxan induced Diabetic Mice. Journal of Diabetes and Metabolism, 7(6):1-7.
  • MWONJORIA , J. K., NGERANWA J. J. N; C.G. GITHINJI; T. KAHIGA; H.N. AND WAWERU F.N. (2014) Suppression of nociception by Solanum incanum ( Lin.) Dichlomethane root extract is associated anti-inflammatory activity.  Journal of Phytopharmacology, 3 (3): 156-162.
  • SARAH N. KITUYI, NANCY NYAKOE, JOSEPH N. NGERANWA, STEVEN  RUNO AND JOHN N. WAITUMBI (2014).How well do malaria tests correlate with   disease severity? Comparison of parasite density in children with mild and severe malaria. Malaria World Journal, 5 (7):1-5.
  • ABDIRAHIMAN YA.; JUMA K. K.; MUKUNDI MJ.; GITAHI SM.; AGYIRIFO DS.; NGUGI MP.; GATHUMBI PK.; NGERANWA J.J.N. AND NJAGI ENM. (2015). In-Vivo Antidiabetic Activity and Safety of the Aqueous Stem Bark Extract of Kleinia Squarrosa. Journal of Diabetes and Metabolism, 9(6): 1-11.
  • JUMA K. K.; FULAKEZA R.M.J.; NGUGI M.P.; NGERANWA J.J.N. AND MBURU N.D. (2015) Evidence Based Phytopharmacological Potential of Herbal Extracts  in Post-Ingestion Management of Mycotoxins in Animal Models. Journal of Clinical Toxicology 5(4): 1-8.
  • GODFREY MUTUMA GITONGA,; JOSEPH NGERANWA J.N.; ALEX KING’ORI     MACHOCHO,; ALLAN MGUTU,; ANN WANJIRU GITONGA,; TITUS MUHIHU. (2015). A Preliminary study on the effects of Khat (Cathaedulis) on liver of Mice. The Journal of Pyhtopharmacology , 4(3): 176-182.
  • KELVIN N. JUMA,; NGERANWA J. J. N.; MBURU N. DAVID.; (2015). A review of the Biochemical, Hematological and Histological Modulations in Acetaminophen Induced Hepatoxity and the Potential of Urtica Dioica in the Regeneration of the Liver. Journal of Drug Metabolism abd Toxicology, 6(3): 1-7.
  • JUMA K. K.; MAINA S. G. ; MURIITHI J. N.;  MWANGI B. M.; MWORIA K. J. MWONJORIA M. J. NGERANWA J. J. N.; MBURU N. DAVID. (2015). Protective Effects of Urtica dioica and Cimetidine on Liver Function Following Acetaminophen Induced Hepatotoxity in Mice. Journal of Developing Drugs, 4(1): 1-7.
  • NGUGI M PIERO, NGERANWA NJ JOSEPH , ORINDA G.O., NJAGI J MURUGI, MAINA D.,AGYIRIFO D.,GATHUMBI  K. KING’E W.S. AND NJAGI EN  (2015). Antidiabetic and Safety of Lantana rhodesiensis in Alloxan Induced Diabetic Rats. .Journal of Developing Drugs, 4(1):1-10.
  • JOAN MURUGI NJAGI, MATHEW PIERO NGUGI, CROMWELL MWITI KIBITI, JOSEPH NGERANWA, WILSON NJUE, PETER GATHUMBI, ELIUD NJAGI (2015).    Hypoglycemic effect of Helichrysum odoratissimum in alloxan induced diabetic mice.    The Journal of Phytopharmacology, 4(1): 30-33. 
  • MWONJORIA J. K., NGERANWA J.J., KARIUKI H.N., SAGINI M.N. AND WAMBUG S.N.(2014).  Ethno-medicinal, phytochemical and pharmacological aspects of Solanum incanum (lin.) International  Journal of Pharmacology and Toxicology,  2(2): 17-20.
  • MWONJORIA J. K., NGERANWA J.J., GITHINJI C.G., KAHIGA T., KARIUKI H.N., WAWERU F.N.(2014).  Suppression of nociception by Solanum incanum (Lin.) Diclomethane root extract is associated anti-inflammatory activity.The Journal of Phytopharmacology,  3(3): 1-7 .
  • IRUNGU, J., NGERANWA,J.J. AND MIANO, W.D. (2013).  Dual occurrence of Cassava  Mosaic Geminiviruses and Casava Brown Streak Virus in Western Kenya. East African Agricultural and Forestry Journal, 76 (3): 131-137.
  • NGUGI M PIERO, NJAGI J MURUGI, ODUOR R OKOTH, MGUTU A JALEMBA, NGERANWA NJ JOSEPH AND NJAGI EN MWANIKI (2012).  Prevention of Type I Diabetes Mellitus: The Role of Immune Interventions.  Journal of Clinical  and Cellular  Immunology 2012 S2  http://dx.doi.org/10.4172/2155- 9899.S2-005
  • NGUGI M.P., NJAGI J.M., KIBITI C.M., NGERANWA J.J.N., NJAGI E.N.M.(2012). Diagnosis of Diabetes Mellitus. International Journal of Diabetes Research,  1(2): 24-27.
  •  MURIUKI, JOSEPH K., NGERANWA. JOSEPH N., MWANGI, JOSEPH, ORINDA, GEORGE, LWEMBE, RPAPHAEL AND KHAMADI, SAMUEL (2012). Isolation and Biological Characterization of Non-B HIV Type 1 from Kenya. AIDS Research and Human Retroviruses, 28: 660-666.
  • NJAGI JOAN MURUGI, NGUGI MATTHEW PIERO, KIBITI CROMWELL MWITI, NGERANWA NGARI JEREMIAH JOSEPH, NJAGI ELIUD NYAGA MWANIKI, MBITI WILSON NJUE, MAINA DAVID & GATHUMBI PETER KARURI. (2012). Evaluation of Antidiabetic Effects of Kleinia squarrosa on Alloxanized Diabetic Mice. Asian Journal of Biochemical and Pharmaceutical Research, 2(2): 54-60.
  • NJAGI, JM, PIERO, MN, NGERANWA,JJN, NJAGI, ENM, KIBITI, CM, NJUE, WM, MAINA, D AND GATHUMBI, PK. (2012). Assessment of Antidiabetic Potential of Ficuss sycomorus on Alloxan-induced Diabetic Mice. International Journal of Diabetes Research, 1 (4): 47-51.
  • NGUGI M. PIERO, NJAGI M. JOAN, KIBITI M. CROMWELL, NGERANWA J.N., NJAGI N.M. ELIUD, NJUE M. WILSON AND GATHUMBI K. PETER. (2012). Herbal Management of Diabetes Mellitus: Rapid Expanding Research Avenue. International Journal of Current Pharmaceutical Research,  4(2): 1-4.
  • NJAGI JOAN MURUGI, NGUGI MATTHEW PIERO, KIBITI MWITI CROMWELL, NGERANWA N.J. JOSEPH, NJAGI ELIUD N. MWANIKI, NJUE M. WILSON, MAINA DAVID AND GATHUMBI PETER KARURI. (2012). Hypoglycemic Effects of Caesalpinia volkensi on Alloxan-induced Diabetic Mice. Asian Journal of Pharmaceutical and Clinical Research, Vol. 5 (Suppl. 2). 69-74.
  • M.N. PIERO, J.M.NJAGI, C.M. KIBITI, J.J.N. NGERANWA AND E.N.M. NJAGI (2012). Metabolic Complications of Diabetes Mellitus: A Review. South Asian Journal of Biological Sciences, 2(2): 37-49.
  • IRUNGU, J., MIANO, D., NGERANWA, J.J., MBOGO, E., MONJERO, K. AND GICHUKI, S.T. (2010).  Screening for cassava mosaic and cassava brown streak disease using the causative viruses, 2010. J Afr. Agric. For .J. 76 (3), 131 -137. www.eaafj.or.ke › Home › Vol 76, No 3&4 (2010) 
  • OUKO T.T., NGERANWA, J.J.N., ORINDA G.O., BII C.C., AMUKOYE E.,   LUCY M. AND WAMAE C.N. (2010). Oxacillin Resistant Staphylococcus aureus Among HIV Infected and Non-infected Kenyan Patients. East African Medical Journal, 87:  179-186.
  • ALICE JUMA, ELIUD N.M. NJAGI AND JOSEPH J.N. NGERANWA. (2011).Estimation of Reference Values for Liver Function Tests for Adult Population in North-Rift Valley, Kenya. Asian Journal of Medical Sciences, 3(6): 243-249.
  • BASIYE, F.L., SCHOONE, G.J., BELD, M., MINAAR, R., NGERANWA, J.N., WASUNNA, M.K. AND SCHALLIG, H.D.F.H. (2011). Comparison of short-term and long-term protocols for stabilization and preservation of RNA and DNA of Leishmania, Trypanosoma and Plasmodium. Diagnostic Microbiology and Infectious Disease, 69: 66-73.
  • KIBUGU J.K., MDACHI R.E, KAGIRA J.M., MUCHIRI M.W., MAKUMI J.N., NGERANWA J.J.N., AUMA J.E. AND NGAE G.N. (2011). Effects of aflatoxin B1 on the therapeutic efficacy of Suramin. Journal of Protozoology Research, 21:59-69.
  • NGUGI M. PIERO, MURUGI N. JOAN, KIBITI M. CROMWELL, NGERANWA J.J., NJUE M.WILSON,MAINA DANIEL  GATHUMBI K. PETER AND NJAGI N. ELIUD. (2011). Hypoglycemic Activity of Some Kenyan Plants Traditionally used to Manage Diabetes Mellitus in Eastern Province.  Journal of Diabetes and Metabolism, 2(8): 1-6.
  •  WAMONJE, F.O., WAIHENYA, R.K., NG’ANG’A, Z. AND NGERANWA, J.N. (2011). Mouse cytokine profile skewed towards Th2 in pregnancy during infection with Brucella arbutus S19 strain. Tanzania Journal of Health Research, 13: 1-9.
  • ALICE ATIENO AJUMA, J.J.N.NGERANWA, AND E.N.M.NJAGI (2011).Reference Values for Some Renal Function Parameters for Adult Population in North-Rift Valley, Kenya.Indian Journal of Clinical Biochemistry, 2012, Vol. 27(1): 40-45.
  • KARANJA W.M., MDACHI R.E., NGERANWA J.J.N. AND MURUNGI J.I. (2010). A Cmpetitive Enzyme Linked Immunosorbent Assay for the Determination of Diminazene Residues in Animal tissues.African Journal of Food, Agriculture Nutrition and Development 10: 3065-3079.
  • WAITHAKA S.K.,  NJAGI E.N. NGERANWA J.N., CHIURI B.M., NJAGI L.J., GATUA W.K. AND MWANGI D.M. (2010). Glomerular Filtration rate assessment Using Creatinine Related Parameters for Healthy Adult Kenyan Population. Asian Journal of Medical Science., 2(3): 141-145.
  • WAITHAKA, S.K., NJAGI, E.N.M., NGERANWA, J.J.N., MWANGI, D.M., NJAGI,L.J.,GATUA, W.K. AND CHIURI, B.M.  (2010). Quantitative reference ranges for fasting profiles and oral glucose tolerance test for healthy adults in Metropolitan region of Nairobi, Kenya. International Journal of Heath Research, 3(1): 13-19.
  • MWANGI, D.M., NJAGI, L.M., MCLIGEYO, S.O., KIHORO, J.M., NGERANWA, J.J.N., ORINDA, G.O. AND NJAGI, E.N.M. (2009). Subclinical Nephrotoxicity   associated with with ocuupational Silica Exposure among Malee KenyanIndustrial  Workers. East African Medical Journal 86: 244-250.
  • KIBUGU J.K., NGERANWA J.N, MAKUMI J.N., GATHUMBI J.K.,MDACHIR.E, KAGIRA J.M. AND MWANGI J.N. (2009). Aggravation of pathogenesis mediated By ochratoxin A in mice infected withTrypanosoma brucei rhodesiense  Parasitology.,136: 273-    281.
  • KIBUGU J.K., MAKUMI J.N., NGERANWA J.J.N, KAGIRA J.M., GATHUMBI J.K. AND MWANGI J.N. (2009). Aggravation of pathogenasis mediated by aflatoxin  B1 in mice infected with rypanosoma brucei rhodensiense. The Journal of Protozoolg Research Volume 19:24-33.
  • WAITHAKA S.K.,  NJAGI E.N. NGERANWA J.N. AND KIGONDU C.S. (2009).  Reference Ranges for Some Biochemical Parameters in Adult Kenyans. International journal of Health Research ., 2(3): 259-266.
  • KIHARA M, MBUGUA P.M., MAKUMI J.N. AND NGERANWA J.J.N. (2008). In vitro evaluation of antibacterial activity of aqueous extract of leaves of Azadirachta  indica (Neem). The Pharmaceutical Journal of Kenya., 19: 37-42.
  • MATU, S., GITHUI, W.A., MUTHAMI, L.N., MAKUMI, J.,NGERANWA, J., TUNGE, N., JUMA, E. AND KARIMI, F. (2007).Combination of bleach and  fluorescent microscopy: A milestone in the  diagnosis of smear negative tuberculosis. East African Medical Journal,  84: 460-465.
  • GACHARA, G., NGERANWA,J.J.N., MAGANA, J.M.,SIMWA, J.M., WANGO, P.W., LIFUMO, S.M.S. AND OCHIENG, W.O. (2006). Influenza virus strains in Nairobi, Kenya. Journal of Clinical Virology, 35: 117-118.
  • NGAIRA, J.M., OLEMBO, N.K.NJAGI, E.N.M. AND NGERANWA, J.J.N. (2005). Trypanosoma evansi: The detection of non-RoTat 1.2 Trypanosoma evansi.   Experimental Parasitology, 110: 30-38.
  • NGAIRA, J.M., NJAGI, E.N.M., NGERANWA, J.J.N. AND OLEMBO, N.K. (2004). “PCR amplification of RoTat 1.2 VSG gene  in Trypanosoma   evansi  isolates in Kenya”. Vetrerinary Parasitology, 120: 23-33.
  • WANJOHI J.M., NGERANWA J.N., RUMBERIA R.M., MURAGURI G.R. AND MBOGO S.K. (2001). Immunization of cattle against East Coast fever using Theileria parva (Marikebuni) and relaxation of tick control in Northern Rift Kenya. Onderstepoort Journal of Veterinary Research., 68:217-223.
  • ZWEYGARTH, E., NGERANWA, J.J.N. AND KAMINSKY, R. (1992). Preliminary observations on the efficacy of mel Cy (CymelarsanR) in domestic animals infected with stocks of Trypanosoma (brucei) brucei and T. (b.) evansi. Tropical Medicine and Parasitology, 43:  226 – 228.
  • ROSE INONDA, ELIUD NJAGI, JOSEPH NGERANWA AND CHARLES MUTAI. (2015). Determination of Pesticide Residules in Locally Consumed Vegetables in Kenya African Journal of Pharmacology and Therapeutics 4(1): 1-6.
  • JOHN NJERU, SULEIMAN SAIDI, JOESPH NGERANWA AND GEORGE ORINDA. (2015). “Plasmid Profile analysis and Antibiotic Resistance Patterns of shigella Isolates from Kwale County, Kenya.” Journal of Infection and Molecular Biology 3(3): 66-74.
  • DANIEL O. OKUN, FATHIYA M. KHAMIS, GEOFFREY M. MULUVI, JOSEPH J. NGERANWA, FIDELIS O. OMBURA, MOSES O. OYONGO AND EUCHARIA U. KENYA. (2015).“Distribution of indigenous Strains of Atoxigenic and Toxigenic Aspergillus flavus and Aspergillus parasiticus in maize and peanuts agro-ecological Zones of Kenya”. Agriculture & Food Security 4(14): 1-10.
  • GODFREY MUTUMA GITONGA* JOSEPH NGERANWA, ALEX KING’ORI MACHOCHO, DANIEL GAICHU MUTHEE, RODGERS KIMUTAI, ANN WANJIRU GITONGA (2017) Nephrotoxicity effects of Khat (Catha edulis) on mice when administered orally. The journal of Phytopharmacology, 6(1): 27-33.
  • OKOTH NOAH OKUMU, J.J.N. NGERANWA, Y.S BINEPAL, A.K. KAHI, W.W. BRAMWEL L.O. ATEYA AND F.C. WEKESA (2017). Genetic diversity of indigenous chickens from selected areas in Kenya using microsatellite markers. Journal of Genetic Engineering and Biotechology May 2017.
  • NATHAN M. ARITHO, PAUL K. NDUNGU, JUDITH INYANGALA, MILKA MWANGI, MICHAEL M. GICHERU, JOSEPH J.N. NGERANWA AND CHRISTOPHER O. ANJILI. (2017). Efficacy of Allopatric Tephrosia Vogelii (Fabales: Fabaceae) against Pre-Emerginal Stages of  Phlebotomus (Phlebotomus) Duboscqi (Diptera: Psychodidae). Open Journal of Plant Sciences 2(1): 7-10.
  • JACKSON IRERI, JOSEPH NGERANWA, DAVID MBURU, WALTER JAOKO, CHRISTINE SEKADDE-KIGONDU AND PETER WANJALA. (2017). Prospective Changes in Serum Levels of Some Proinflammatory Cytokines and Erythropoietin among Anaemic HIV-infected Patients Attending Kenyatta National Hospital Comprehensive Care Centre. International Journal of Sciences:Basic and Applied Research, 36(8):90-107.
  • MRAMA IRERI JACKSON, NGERANWA, J.N., MBURU, D.N. JAOKO, W. AND SEKADDE-KIGONDU, C.B. (2018). A prospective study on the changes of clinical values in HIV-Infected patients attending Kenyatta National Hospital Comprehensive Care Centre. Journal of AIDS and HIV Research, 10(4):56-63.
  • MWONJORIA, JKM, NGERANWA, JJN, GITHINJI, CG AND WANYONYI, AW. (2018). Antinciceptive effects of dichloromethane extract of Euclea divinorum Lin. Journal of Pharmacology and Phytochemistry,7(6): 1104-1107.
  • WILFRED KIMANI GATUA, JOSEPH J.N. NGERANWA AND PATRICK MBUGUA. (2018).Evaluation of Venous Blood as a Specimen of Choice in the Monitoring of Acid-Base Metabolic Disorders. International Journal of Biotechnology and Biochemistry, 4(6): 69-76.
  • AGYRIFO S. DANIEL, MARK WAMALWA, EMMANUEL PLAS OTWE, ISAAC GALYUON, STEVEN RUNO, JEMMY TAKRAMA AND JOSEPH NGERANWA. (2019). Metagenomics analysis of cocoa bean fermentation microbiome identifying species diversity and putative functional capabilities.Heliyon 5 (2019) e02170.Journal homepage:www.heliyon.com.
  • GODFREY MUTUMA GITONGA, JOSEPH J.N.NGERANWA, ALEX KING’ORI MACHOCHO AND SILAS KIRUKI (2020). Qualitative phytochemical screening and antipyretic activity of methanolic stem bark extract of Mangifera indica in wistar rats. The Journal of Phytopharmacology, 9(4): 218-223.
  • GODFREY MUTUMA GITONGA, JOSEPH J.N.NGERANWA, ALEX KING’ORI MACHOCHO AND SILAS KIRUKI (2020). Pyhtochemical and Anti-inflammatory Analysis of Prunus Africana bark Extract. Research Journal of Pharmacognosy (RJP). 7(4): 31-38.

 Publications Since becoming Associate Professor

  • INONDA, R., NGERANWA, J.J.N; MUTAI C.;   NJAGI E.  AND NTAIYA R. (2016) Analysis of the Effects of Pesticide Residues obtained in Vegetables in the Kenyan Market on Biological Systems.  World Journal of Pharmacy and Pharmaceutics, 5(9): 38 – 55.
  • MWONJORIA. J.K., NGERANWA J. J. N ALIYU U; KEVIN K. J; TITUS M. K; PIERO N; DAVID M; ALPHONSE W. W; CHARLES G. G; (2016) Anti-inflammatory activity of Craterostigma pumilum (hochst) is associated with hyperanalgesia.International Journal  of Pharmacology and Toxicology,  4(2): 169-173.
  • OKOTH, O. N; NGERANWA J. J. N; BINEPAL, Y.S; KIHAKI, A.K.; BRAMWEL, W.W. ;  ATEYA, L.O;  KAREITHI, M.H.;  WEKESA, F.C. ( 2016).  Viral Disease resistance of indigenous chickens from selected areas in Kenya using SNP markers. Academia Journal of Agricultural Research  4(5): 252-257.
  • NJOGU, S.M., NGERANWA J. J. N;; W. M. ARIKA; DW NYAMAI; M.P NGUGI; A.K. MACHOCHO AND E.M.N. NJAGI (2016) Hypoglycemic Effect of Aqueous and Ethyl Acetate Leaf Extract of Maytenus putterkloides in Alloxan induced Diabetic Mice. Journal of Diabetes and Metabolism, 7(6):1-7.
  • MWONJORIA , J. K., NGERANWA J. J. N; C.G. GITHINJI; T. KAHIGA; H.N. AND WAWERU F.N. (2014) Suppression of nociception by Solanum incanum ( Lin.) Dichlomethane root extract is associated anti-inflammatory activity.  Journal of Phytopharmacology, 3 (3): 156-162.
  • SARAH N. KITUYI, NANCY NYAKOE, JOSEPH N. NGERANWA, STEVEN RUNO AND JOHN N. WAITUMBI (2014).How well do malaria tests correlate with   disease severity? Comparison of parasite density in children with mild and severe malaria. Malaria World Journal, 5 (7):1-5.
  • ABDIRAHIMAN YA.; JUMA K. K.; MUKUNDI MJ.; GITAHI SM.; AGYIRIFO DS.; NGUGI MP.; GATHUMBI PK.; NGERANWA J.J.N. AND NJAGI ENM. (2015). In-Vivo Antidiabetic Activity and Safety of the Aqueous Stem Bark Extract of Kleinia Squarrosa. Journal of Diabetes and Metabolism, 9(6): 1-11.
  • JUMA K. K.; FULAKEZA R.M.J.; NGUGI M.P.; NGERANWA J.J.N. AND MBURU N.D. (2015) Evidence Based Phytopharmacological Potential of Herbal Extracts in Post-Ingestion Management of Mycotoxins in Animal Models. Journal of Clinical Toxicology 5(4): 1-8.
  • GODFREY MUTUMA GITONGA,; JOSEPH NGERANWA J.N.; ALEX KING’ORI     MACHOCHO,; ALLAN MGUTU,; ANN WANJIRU GITONGA,; TITUS MUHIHU. (2015). A Preliminary study on the effects of Khat (Cathaedulis) on liver of Mice. The Journal of Pyhtopharmacology , 4(3): 176-182.
  • KELVIN N. JUMA,; NGERANWA J. J. N.; MBURU N. DAVID.; (2015). A review of the Biochemical, Hematological and Histological Modulations in Acetaminophen Induced Hepatoxity and the Potential of Urtica Dioica in the Regeneration of the Liver. Journal of Drug Metabolism abd Toxicology, 6(3): 1-7.
  • JUMA K. K.; MAINA S. G. ; MURIITHI J. N.;  MWANGI B. M.; MWORIA K. J. MWONJORIA M. J. NGERANWA J. J. N.; MBURU N. DAVID. (2015). Protective Effects of Urtica dioica and Cimetidine on Liver Function Following Acetaminophen Induced Hepatotoxity in Mice. Journal of Developing Drugs, 4(1): 1-7.
  • NGUGI M PIERO, NGERANWA NJ JOSEPH , ORINDA G.O., NJAGI J MURUGI, MAINA D.,AGYIRIFO D.,GATHUMBI  K. KING’E W.S. AND NJAGI EN  (2015).   Antidiabetic and Safety of Lantana rhodesiensis in Alloxan Induced Diabetic Rats. ournal of Developing Drugs, 4(1):1-10.
  • JOAN MURUGI NJAGI, MATHEW PIERO NGUGI, CROMWELL MWITI KIBITI, JOSEPH NGERANWA, WILSON NJUE, PETER GATHUMBI, ELIUD NJAGI (2015).    Hypoglycemic effect of Helichrysum odoratissimum in alloxan induced diabetic mice.    The Journal of Phytopharmacology, 4(1): 30-33. 
  • MWONJORIA J. K., NGERANWA J.J., KARIUKI H.N., SAGINI M.N. AND WAMBUGU  S.N.(2014).  Ethno-medicinal, phytochemical and pharmacological aspects of Solanum incanum (lin.) International  Journal of Pharmacology and Toxicology,  2(2): 17-20.
  • MWONJORIA J. K., NGERANWA J.J., GITHINJI C.G., KAHIGA T., KARIUKI H.N., WAWERU F.N.(2014).  Suppression of nociception by Solanum incanum (Lin.) Diclomethane root extract is associated anti-inflammatory activity.The Journal of Phytopharmacology,  3(3): 1-7.
  • ROSE INONDA, ELIUD NJAGI, JOSEPH NGERANWA AND CHARLES MUTAI. (2015). Determination of Pesticide Residules in Locally Consumed Vegetables in Kenya African Journal of Pharmacology and Therapeutics 4(1): 1-6.
  • JOHN NJERU, SULEIMAN SAIDI, JOESPH NGERANWA AND GEORGE ORINDA. (2015). “Plasmid Profile analysis and Antibiotic Resistance Patterns of shigella Isolates from Kwale County, Kenya.” Journal of Infection and Molecular Biology 3(3): 66-74.
  • DANIEL O. OKUN, FATHIYA M. KHAMIS, GEOFFREY M. MULUVI, JOSEPH J. NGERANWA, FIDELIS O. OMBURA, MOSES O. OYONGO AND EUCHARIA U. KENYA. (2015).“Distribution of indigenous Strains of Atoxigenic and Toxigenic Aspergillus flavus and Aspergillus parasiticus in maize and peanuts agro-ecological Zones of Kenya”. Agriculture & Food Security 4(14): 1-10.
  • GODFREY MUTUMA GITONGA* JOSEPH NGERANWA, ALEX KING’ORI MACHOCHO, DANIEL GAICHU MUTHEE, RODGERS KIMUTAI, ANN WANJIRU GITONGA (2017) Nephrotoxicity effects of Khat (Catha edulis) on mice when administered orally. The journal of Phytopharmacology, 6(1): 27-33.
  • OKOTH NOAH OKUMU, J.J.N. NGERANWA, Y.S BINEPAL, A.K. KAHI, W.W. BRAMWEL L.O. ATEYA AND F.C. WEKESA (2017). Genetic diversity of indigenous chickens from selected areas in Kenya using microsatellite markers. Journal of Genetic Engineering and Biotechology May 2017.
  • NATHAN M. ARITHO, PAUL K. NDUNGU, JUDITH INYANGALA, MILKA MWANGI, MICHAEL M. GICHERU, JOSEPH J.N. NGERANWA AND CHRISTOPHER O. ANJILI. (2017). Efficacy of Allopatric Tephrosia Vogelii (Fabales: Fabaceae) against Pre-Emerginal Stages of Phlebotomus (Phlebotomus) Duboscqi (Diptera: Psychodidae). Open Journal of Plant Sciences 2(1): 7-10.
  • JACKSON IRERI, JOSEPH NGERANWA, DAVID MBURU, WALTER JAOKO, CHRISTINE SEKADDE-KIGONDU AND PETER WANJALA. (2017). Prospective Changes in Serum Levels of Some Proinflammatory Cytokines and Erythropoietin among Anaemic HIV-infected Patients Attending Kenyatta National Hospital Comprehensive Care Centre. International Journal of Sciences:Basic and Applied Research, 36(8):90-107.
  • MRAMA IRERI JACKSON, NGERANWA, J.N., MBURU, D.N. JAOKO, W. AND SEKADDE-KIGONDU, C.B. (2018). A prospective study on the changes of clinical values in HIV-Infected patients attending Kenyatta National Hospital Comprehensive Care Centre. Journal of AIDS and HIV Research, 10(4):56-63.
  • MWONJORIA, JKM, NGERANWA, JJN, GITHINJI, CG AND WANYONYI, AW. (2018). Antinciceptive effects of dichloromethane extract of Euclea divinorum Lin. Journal of Pharmacology and Phytochemistry,7(6): 1104-1107.
  • WILFRED KIMANI GATUA, JOSEPH J.N. NGERANWA AND PATRICK MBUGUA. (2018).Evaluation of Venous Blood as a Specimen of Choice in the Monitoring of Acid-Base Metabolic Disorders. International Journal of Biotechnology and Biochemistry, 4(6): 69-76.
  • AGYRIFO S. DANIEL, MARK WAMALWA, EMMANUEL PLAS OTWE, ISAAC GALYUON, STEVEN RUNO, JEMMY TAKRAMA AND JOSEPH NGERANWA. (2019). Metagenomics analysis of cocoa bean fermentation microbiome identifying species diversity and putative functional capabilities.Heliyon 5 (2019) e02170.Journal homepage:www.heliyon.com.
  • GODFREY MUTUMA GITONGA, JOSEPH J.N.NGERANWA, ALEX KING’ORI MACHOCHO AND SILAS KIRUKI (2020). Qualitative phytochemical screening and antipyretic activity of methanolic stem bark extract of Mangifera indica in wistar rats. The Journal of Phytopharmacology, 9(4): 218-223.
  • GODFREY MUTUMA GITONGA, JOSEPH J.N.NGERANWA, ALEX KING’ORI MACHOCHO AND SILAS KIRUKI (2020). Pyhtochemical and Anti-inflammatory Analysis of Prunus Africana bark Extract. Research Journal of Pharmacognosy (RJP). 7(4): 31-38.