James Nyangao

Kenya Medical Research Institute — KE

Medicine · Health Sciences

18h-index744citations41works1.02yr avg
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Research Topics

Viral gastroenteritis research and epidemiology(39), Hepatitis Viruses Studies and Epidemiology(21), Viral Infections and Immunology Research(20), Animal Virus Infections Studies(11), Congenital Anomalies and Fetal Surgery(7)

Publications41 total

Prevalence and molecular epidemiology of rotavirus gastroenteritis among children in Nairobi’s urban informal settlements following introduction of the Rotavac® vaccine
Tropical Medicine and Health·2026Open Access
Full genome characterization of a Kenyan G8P[14] rotavirus strain suggests artiodactyl-to-human zoonotic transmission
Tropical Medicine and Health·2025· 2 citedOpen Access
Epidemiological trends of diarrheal viruses in central and western Kenya before and after Rotavirus vaccine introduction
Tropical Medicine and Health·2025· 2 citedOpen Access
Long-term impact of rotavirus vaccination on all-cause and rotavirus-specific gastroenteritis and strain distribution in Central Kenya: An 11-year interrupted time-series analysis
Vaccine·2024· 3 cited
Long-Term Impact of Rotavirus Vaccination on All-Cause and Rotavirus-Specific Gastroenteritis and Strain Distribution in Central Kenya:   an 11-Year Interrupted Time-Series Analysis
SSRN Electronic Journal·2024Open Access
Prevalence and Molecular Characterization of <i>Rotavirus</i> in Meat Cuts, and Meat Handlers in Selected Abattoirs in Nairobi, Kenya
Journal of Biosciences and Medicines·2024Open Access
Genetic characterization of group A rotavirus in children with acute gastroenteritis in Kericho County Referral Hospital, Kenya
Pan African Medical Journal·2024Open Access
Genomic characterization of an African G4P[6] human rotavirus strain identified in a diarrheic child in Kenya: Evidence for porcine-to-human interspecies transmission and reassortment
Infection Genetics and Evolution·2021· 20 citedOpen Access
Post-vaccine rotavirus genotype distribution in Nairobi County, Kenya
International Journal of Infectious Diseases·2020· 15 citedOpen Access
Validation of the bag‐mediated filtration system for environmental surveillance of poliovirus in Nairobi, Kenya
Journal of Applied Microbiology·2020· 9 citedOpen Access
Feasibility of the Bag-Mediated Filtration System for Environmental Surveillance of Poliovirus in Kenya
Food and Environmental Virology·2019· 22 citedOpen Access
Prevalence and Genetic Characterization of Rotavirus Infections Among Children Under Five Years in Mutaho Health District, Gitega Province and Bujumbura Municipality, Burundi
Journal of Biology Agriculture and Healthcare·2019· 1 citedOpen Access
Detection of potentially pathogenic enteric viruses in environmental samples from Kenya using the bag-mediated filtration system
Water Science & Technology Water Supply·2019· 15 citedOpen Access
Prevalence of Clostridium difficile infections among Kenyan children with diarrhea
International Journal of Infectious Diseases·2019· 24 citedOpen Access
Rotavirus prevalence and seasonal distribution post vaccine introduction in Nairobi county Kenya
Pan African Medical Journal·2019· 14 citedOpen Access
Genomic characterization of uncommon human G3P[6] rotavirus strains that have emerged in Kenya after rotavirus vaccine introduction, and pre-vaccine human G8P[4] rotavirus strains
Infection Genetics and Evolution·2018· 15 cited
Impact of rotavirus vaccination on rotavirus hospitalisation rates among a resource‐limited rural population in Mbita, Western Kenya
Tropical Medicine & International Health·2018· 21 cited
Impact of rotavirus vaccination on rotavirus and all-cause gastroenteritis in peri-urban Kenyan children
Vaccine·2017· 24 cited
Molecular characterization of group A rotaviruses in Mukuru slums Kenya: detection of novel strains circulating in children below 5 years of age
BMC Research Notes·2017· 6 citedOpen Access
Improvement of the Bag-Mediated Filtration System for Sampling Wastewater and Wastewater-Impacted Waters
Food and Environmental Virology·2017· 36 citedOpen Access
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Frequent Co-authors

Ernest Apondi Wandera(12), Satoshi Komoto(11), Yoshio Ichinose(9), Cyrus Kathiiko(9), Carlene Sang(9), Mathew D. Esona(6), A. Duncan Steele(6), Erick Odoyo(6), Koki Taniguchi(6), Nicola Page(5), Peter Borus(5), Samoel Khamadi(5), Noriaki Adachi(4), Nobumichi Kobayashi(4), Zipporah Gatheru(4), Nicolette A. Zhou(4), Alexandra L. Kossik(4), Nicola K. Beck(4), Evans Komen(4), Jeffry H. Shirai(4)