Bejon P

Assessing the Impact of SARS-CoV-2 Spike Mutations on Antibody Binding: A Comparative Assessment of the Wuhan and JN.1 Variants' Full-Length Spikes in a Multiplex Luminex Assay.Waweru G, Nyakundi R, Kutima B, Owuor S, Konyino G, Gitonga J, Lugano D, Maina A, Musyoki J, Ochola L, Omondi M, Kariuki CK, Ogongo P, Mwachari C, Shee F, Agoti C, Sande C, Uyoga S, Kagucia E, Agweyu A, Bejon P, Scott JAG, Warimwe GM, Ochola-Oyier LI, Nyagwange J
Viruses, (2025). 17:

Induction of an early IFN-γ cellular response and high plasma levels of SDF-1α are inversely associated with COVID-19 severity and residence in rural areas in Kenyan patients.Wanjiku P, Orindi B, Kimotho J, Sayed S, Shah R, Saleh M, Mwacharo J, Maronga C, Olouch V, Karanu A, Shah J, Nneka Z, Ochola-Oyier LI, Abdi AI, Dunachie S, Bejon P, Nduati EW, Ndungu FM
PLoS One, (2025). 20:e0316967

Genomic and clinical epidemiology of SARS-CoV-2 in coastal Kenya: insights into variant circulation, reinfection, and multiple lineage importations during a post-pandemic wave.Lambisia AW, Katama EN, Moraa E, Mwita JM, Gallagher K, Mutunga M, Nyale E, Omungala J, Mwanga M, Murunga N, Nyiro J, Nyagwange J, Sande C, Bejon P, Githinji G, Dellicour S, Phan MVT, Cotten M, Ochola-Oyier LI, Holmes EC, Agoti CN
BMC Glob Public Health, (2025). 3:80

Making MALDI-TOF MS for entomological parameters accessible: A practical guide for in-house library creation.Karisa J, Tuwei M, Ominde K, Bartilol B, Ondieki Z, Musani H, Rono M, Mbogo C, Bejon P, Mwangangi J, Wanjiku C, Maia M
PLoS One, (2025). 20:e0330605

R21/Matrix-M malaria vaccine drives diverse immune responses in pre-exposed adults: insights from a phase IIb controlled human malaria infection trial.Kibwana E, Bundi C, Kimani D, Nyamako L, Keter K, Mutiso A, Ogwang R, Bellamy D, Rapi K, Bajer A, Provstgaard-Morys S, Stockdale L, Munoz O, Datoo MS, Lawrie A, Ramos-Lopez F, Roberts R, Hamaluba M, Hill AVS, Bejon P, Ewer KJ, Kapulu M
Front Immunol, (2025). 16:1620365

Vaccine-induced responses to R21/Matrix-M - an analysis of samples from a phase 1b age de-escalation, dose-escalation trial.Bundi C, Bellamy D, Kibwana E, Nyamako L, Ogwang R, Keter K, Kimani D, Salman AM, Provstgaard-Morys S, Stockdale L, Hill AVS, Bejon P, Olotu A, Hamaluba M, Ewer KJ, Kapulu MC
Front Immunol, (2025). 16:1620366

Emergence and transmission dynamics of the FY.4 Omicron variant in Kenya.Musundi S, Mwanga M, Lambisia A, Morobe JM, Murunga N, Moraa E, Ndwiga L, Cheruiyot R, Musyoki J, Mutunga M, Guzman-Rincon LM, Sande C, Mwangangi J, Bejon P, Ochola-Oyier LI, Nokes DJ, Agoti CN, Nyiro J, Githinji G
Virus Evol, (2025). 11:veaf035

OSBPL11 is an African-specific locus associated with 25-hydroxyvitamin D concentrations and cardiometabolic health.Mogire RM, Muriuki JM, Bayimenye RF, Mentzer AJ, Chong A, Gouveia MH, Bentley AR, Band G, King'ori P, Mitchell R, Webb EL, Sengupta D, Ekunwe L, Ndungu FM, Morovat A, Macharia AW, Cutland CL, Hemani G, Sirima SB, Ramsay M, Figueiredo CA, Prentice AM, Madhi SA, Raffield LM, Sandhu MS, Bejon P, Smith GD, Elliott AM, Williams TN, Rotimi C, Bourne CR, Burgett A, Adeyemo A, Atkinson SH
medRxiv, (2025). :

COVID-19 mortality in Africa and Asia - Authors' reply.Bejon P, Agweyu A, Oyier I, Hamaluba M, Kamuya D, Kinyanjui S, Barasa E
Lancet Infect Dis, (2025). :

Protein-specific immune response elicited by the Shigella sonnei 1790GAHB GMMA-based candidate vaccine in adults with varying exposure to Shigella.Randall AZ, Conti V, Nakakana U, Liang X, Teng AA, Di Pasquale AL, Kapulu M, Frenck RJr, Launay O, Ferruzzi P, Sciré AS, Marchetti E, Obiero C, Pablo JV, Edgar J, Bejon P, Shandling AD, Campo JJ, Yee A, Martin LB, Podda A, Micoli F
mSphere, (2025). :e0105724

Rethinking the evidence on COVID-19 in Africa.Bejon P, Agweyu A, Ochola-Oyier LI, Hamaluba M, Kamuya D, Kinyanjui S, Barasa E
Lancet Infect Dis, (2025). 25:S1473-3099

Low-Dose Yellow Fever Vaccine in Adults in Africa.Kimathi D, Juan-Giner A, Bob NS, Orindi B, Namulwana ML, Diatta A, Cheruiyot S, Fall G, Dia M, Hamaluba MM, Nyehangane D, Karanja HK, Gitonga JN, Mugo D, Omuoyo DO, Hussein M, Oloo E, Kamau N, Wafula J, Bendera J, Silvester N, Mwavita J, Joshua M, Mwendwa J, Agababyona C, Ngetsa C, Aisha N, Moki F, Buluku T, Munene M, Mwanga-Amumpaire J, Lutwama J, Kayiwa J, Kamaara E, Barrett AD, Kaleebu P, Bejon P, Sall AA, Grais RF, Warimwe GM
N Engl J Med, (2025). 392:788-797

Detection of low frequency artemisinin resistance mutations, C469Y, P553L and A675V, and fixed antifolate resistance mutations in asymptomatic primary school children in Kenya.Osoti V, Wamae K, Ndwiga L, Gichuki PM, Okoyo C, Kepha S, Keitany K, Kandie R, Aricha S, Kiplagat R, Mwandawiro C, Bejon P, Snow RW, Ochola-Oyier LI
BMC Infect Dis, (2025). 25:73

Comparative performance of the InBios SCoV-2 Detect (TM) IgG ELISA and the in-house KWTRP ELISA in detecting SARS-CoV-2 spike IgG antibodies in Kenyan populations.Kutima B, Kagucia EW, Mwai K, Kimani M, Sigilai A, Mugo D, Karanja H, Gitonga JN, Karani A, Akech D, Toroitich M, Karia B, Tuju J, Ziraba AK, Bigogo G, Ochieng C, Onyango C, Lidechi S, Munywoki PK, Uyoga S, Adetifa IMO, Oyier LIO, Bejon P, Scott JAG, Agweyu A, Warimwe GM, Nyagwange J
Wellcome Open Res, (2024). 9:349

Evaluation of population immunity against SARS-CoV-2 variants, EG.5.1, FY.4, BA.2.86, JN.1, JN.1.4, and KP.3.1.1 using samples from two health demographic surveillance systems in Kenya.Lugano D, Kutima B, Kimani M, Sigilai A, Gitonga J, Karani A, Akech D, Karia B, Ziraba AK, Maina A, Lambisia A, Omuoyo D, Mugo D, Lucinde R, Owuor S, Konyino G, Newman J, Bailey D, Nduati E, Githinji G, Agoti CN, Bejon P, Scott JAG, Agweyu A, Kagucia W, Warimwe GM, Sande C, Ochola-Oyier LI, Nyagwange J
BMC Infect Dis, (2024). 24:1474

Identification of complex Plasmodium falciparum genetic backgrounds circulating in Africa: a multicountry genomic epidemiology analysis.Miotto O, Amambua-Ngwa A, Amenga-Etego LN, Abdel Hamid MM, Adam I, Aninagyei E, Apinjoh T, Awandare GA, Bejon P, Bertin GI, Bouyou-Akotet M, Claessens A, Conway DJ, D'Alessandro U, Diakite M, Djimde A, Dondorp AM, Duffy P, Fairhurst RM, Fanello CI, Ghansah A, Ishengoma DS, Lawniczak M, Maiga-Ascofare O, Auburn S, Rosanas-Urgell A, Wasakul V, White NFD, Harrott A, Almagro-Garcia J, Pearson RD, Goncalves S, Ariani C, Bozdech Z, Hamilton WL, Simpson V, Kwiatkowski DP
Lancet Microbe, (2024). 5:100941

Prospective clinical surveillance for severe acute respiratory illness and COVID-19 vaccine effectiveness in Kenyan hospitals during the COVID-19 pandemic.Lucinde RK, Gathuri H, Isaaka L, Ogero M, Mumelo L, Kimego D, Mbevi G, Wanyama C, Otieno EO, Mwakio S, Saisi M, Isinde E, Oginga IN, Wachira A, Manuthu E, Kariuki H, Nyikuli J, Wekesa C, Otedo A, Bosire H, Okoth SB, Ongalo W, Mukabi D, Lusamba W, Muthui B, Adembesa I, Mithi C, Sood M, Ahmed N, Gituma B, Giabe M, Omondi C, Aman R, Amoth P, Kasera K, Were F, Nganga W, Berkley JA, Tsofa B, Mwangangi J, Bejon P, Barasa E, English M, Scott JAG, Akech S, Kagucia EW, Agweyu A, Etyang AO
BMC Infect Dis, (2024). 24:1246

ONT sequencing identifies a high prevalence of crt sensitive, triple mutant dhfr and single mutant dhps parasites within an ANC population in Nigeria.Adegbola AJ, Ndwiga L, Wamae K, Osoti V, Bolaji OO, Bejon P, Ochola-Oyier LI
Front Genet, (2024). 15:1470156

Antibodies to PfEMP1 and Variant Surface Antigens: Protection after Controlled Human Malaria Infection in Semi-immune Kenyan Adults.Kinyua AW, Turner L, Kimingi HW, Mwai K, Mwikali K, Andisi C, Sim BKL, Bejon P, Kapulu MC, Kinyanjui SM, Lavstsen T, Abdi AI
J Infect, (2024). 89:106252

The mRNA content of plasma extracellular vesicles provides a window into molecular processes in the brain during cerebral malaria.Kioko M, Mwangi S, Pance A, Ochola-Oyier LI, Kariuki S, Newton C, Bejon P, Rayner JC, Abdi AI
Sci Adv, (2024). 10:eadl2256