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John N Gitonga

Explore the profile of John N Gitonga including associated specialties, affiliations and a list of published articles. Areas
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Articles 16
Citations 361
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Recent Articles
11.
Brand S, Ojal J, Aziza R, Were V, Okiro E, Kombe I, et al.
Science . 2021 Oct; 374(6570):989-994. PMID: 34618602
Policy decisions on COVID-19 interventions should be informed by a local, regional and national understanding of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) transmission. Epidemic waves may result when restrictions...
12.
Adetifa I, Uyoga S, Gitonga J, Mugo D, Otiende M, Nyagwange J, et al.
Nat Commun . 2021 Jun; 12(1):3966. PMID: 34172732
Observed SARS-CoV-2 infections and deaths are low in tropical Africa raising questions about the extent of transmission. We measured SARS-CoV-2 IgG by ELISA in 9,922 blood donors across Kenya and...
13.
Nyamwaya D, Otiende M, Omuoyo D, Githinji G, Karanja H, Gitonga J, et al.
BMC Infect Dis . 2021 Feb; 21(1):186. PMID: 33602147
Background: Chikungunya fever (CHIKF) was first described in Tanzania in 1952. Several epidemics including East Africa have occurred, but there are no descriptions of longitudinal surveillance of endemic disease. Here,...
14.
Agoti C, Mutunga M, Lambisia A, Kimani D, Cheruiyot R, Kiyuka P, et al.
Wellcome Open Res . 2021 Feb; 5:186. PMID: 33134555
International recommendations for the control of the coronavirus disease 2019 (COVID-19) pandemic emphasize the central role of laboratory testing for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the etiological agent,...
15.
Uyoga S, Adetifa I, Karanja H, Nyagwange J, Tuju J, Wanjiku P, et al.
Science . 2020 Nov; 371(6524):79-82. PMID: 33177105
The spread of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in Africa is poorly described. The first case of SARS-CoV-2 in Kenya was reported on 12 March 2020, and an...
16.
Wright D, Allen E, Clark M, Gitonga J, Karanja H, Hulswit R, et al.
iScience . 2020 Nov; 23(11):101669. PMID: 33134899
Rift Valley fever (RVF) is a viral hemorrhagic disease first discovered in Kenya in 1930. Numerous animal studies have demonstrated that protective immunity is acquired following RVF virus (RVFV) infection...
17.
Barsosio H, Gitonga J, Karanja H, Nyamwaya D, Omuoyo D, Kamau E, et al.
Wellcome Open Res . 2020 Mar; 4:179. PMID: 32175480
Zika virus (ZIKV) was first discovered in East Africa in 1947.  ZIKV has caused microcephaly in the Americas, but it is not known whether ZIKV is a cause of microcephaly...