Isabella Ochola-Oyier


50 results

Serum immunoglobulin G and mucosal immunoglobulin A antibodies from prepandemic samples collected in Kilifi, Kenya, neutralize SARS-CoV-2 in vitro.Nyagwange J, Kutima B, Mwai K, Karanja HK, Gitonga JN, Mugo D, Sein Y, Wright D, Omuoyo DO, Nyiro JU, Tuju J, Nokes DJ, Agweyu A, Bejon P, Ochola-Oyier LI, Scott JAG, Lambe T, Nduati E, Agoti C, Warimwe GM
Int J Infect Dis, (2022). 127:11-16

Sero-surveillance for IgG to SARS-CoV-2 at antenatal care clinics in three Kenyan referral hospitals: Repeated cross-sectional surveys 2020-21.Lucinde RK, Mugo D, Bottomley C, Karani A, Gardiner E, Aziza R, Gitonga JN, Karanja H, Nyagwange J, Tuju J, Wanjiku P, Nzomo E, Kamuri E, Thuranira K, Agunda S, Nyutu G, Etyang AO, Adetifa IMO, Kagucia E, Uyoga S, Otiende M, Otieno E, Ndwiga L, Agoti CN, Aman RA, Mwangangi M, Amoth P, Kasera K, Nyaguara A, Ng'ang'a W, Ochola LB, Namdala E, Gaunya O, Okuku R, Barasa E, Bejon P, Tsofa B, Ochola-Oyier LI, Warimwe GM, Agweyu A, Scott JAG, Gallagher KE
PLoS One, (2022). 17:e0265478

The evolving SARS-CoV-2 epidemic in Africa: Insights from rapidly expanding genomic surveillance.Tegally H, San JE, Cotten M, Moir M, Tegomoh B, Mboowa G, Martin DP, Baxter C, Lambisia AW, Diallo A, Amoako DG, Diagne MM, Sisay A, Zekri AN, Gueye AS, Sangare AK, Ouedraogo AS, Sow A, Musa AO, Sesay AK, Abias AG, Elzagheid AI, Lagare A, Kemi AS, Abar AE, Johnson AA, Fowotade A, Oluwapelumi AO, Amuri AA, Juru A, Kandeil A, Mostafa A, Rebai A, Sayed A, Kazeem A, Balde A, Christoffels A, Trotter AJ, Campbell A, Keita AK, Kone A, Bouzid A, Souissi A, Agweyu A, Naguib A, Gutierrez AV, Nkeshimana A, Page AJ, Yadouleton A, Vinze A, Happi AN, Chouikha A, Iranzadeh A, Maharaj A, Batchi-Bouyou AL, Ismail A, Sylverken AA, Goba A, Femi A, Sijuwola AE, Marycelin B, Salako BL, Oderinde BS, Bolajoko B, Diarra B, Herring BL, Tsofa B, Lekana-Douki B, Mvula B, Njanpop-Lafourcade BM, Marondera BT, Khaireh BA, Kouriba B, Adu B, Pool B, McInnis B, Brook C, Williamson C, Nduwimana C, Anscombe C, Pratt CB, Scheepers C, Akoua-Koffi CG, Agoti CN, Mapanguy CM, Loucoubar C, Onwuamah CK, Ihekweazu C, Malaka CN, Peyrefitte C, Grace C, Omoruyi CE, Rafai CD, Morang'a CM, Erameh C, Lule DB, Bridges DJ, Mukadi-Bamuleka D, Park D, Rasmussen DA, Baker D, Nokes DJ, Ssemwanga D, Tshiabuila D, Amuzu DSY, Goedhals D, Grant DS, Omuoyo DO, Maruapula D, Wanjohi DW, Foster-Nyarko E, Lusamaki EK, Simulundu E, Ong'era EM, Ngabana EN, Abworo EO, Otieno E, Shumba E, Barasa E, Ahmed EB, Ahmed EA, Lokilo E, Mukantwari E, Philomena E, Belarbi E, Simon-Loriere E, Anoh EA, Manuel E, Leendertz F, Taweh FM, Wasfi F, Abdelmoula F, Takawira FT, Derrar F, Ajogbasile FV, Treurnicht F, Onikepe F, Ntoumi F, Muyembe FM, Ragomzingba FEZ, Dratibi FA, Iyanu FA, Mbunsu GK, Thilliez G, Kay GL, Akpede GO, van Zyl GU, Awandare GA, Kpeli GS, Schubert G, Maphalala GP, Ranaivoson HC, Omunakwe HE, Onywera H, Abe H, Karray H, Nansumba H, Triki H, Kadjo HAA, Elgahzaly H, Gumbo H, Mathieu H, Kavunga-Membo H, Smeti I, Olawoye IB, Adetifa IMO, Odia I, Ben Boubaker IB, Mohammad IA, Ssewanyana I, Wurie I, Konstantinus IS, Halatoko JWA, Ayei J, Sonoo J, Makangara JC, Tamfum JM, Heraud JM, Shaffer JG, Giandhari J, Musyoki J, Nkurunziza J, Uwanibe JN, Bhiman JN, Yasuda J, Morais J, Kiconco J, Sandi JD, Huddleston J, Odoom JK, Morobe JM, Gyapong JO, Kayiwa JT, Okolie JC, Xavier JS, Gyamfi J, Wamala JF, Bonney JHK, Nyandwi J, Everatt J, Nakaseegu J, Ngoi JM, Namulondo J, Oguzie JU, Andeko JC, Lutwama JJ, Mogga JJH, O'Grady J, Siddle KJ, Victoir K, Adeyemi KT, Tumedi KA, Carvalho KS, Mohammed KS, Dellagi K, Musonda KG, Duedu KO, Fki-Berrajah L, Singh L, Kepler LM, Biscornet L, de Oliveira Martins L, Chabuka L, Olubayo L, Ojok LD, Deng LL, Ochola-Oyier LI, Tyers L, Mine M, Ramuth M, Mastouri M, ElHefnawi M, Mbanne M, Matsheka MI, Kebabonye M, Diop M, Momoh M, Lima Mendonca MDL, Venter M, Paye MF, Faye M, Nyaga MM, Mareka M, Damaris MM, Mburu MW, Mpina MG, Owusu M, Wiley MR, Tatfeng MY, Ayekaba MO, Abouelhoda M, Beloufa MA, Seadawy MG, Khalifa MK, Matobo MM, Kane M, Salou M, Mbulawa MB, Mwenda M, Allam M, Phan MVT, Abid N, Rujeni N, Abuzaid N, Ismael N, Elguindy N, Top NM, Dia N, Mabunda N, Hsiao NY, Silochi NB, Francisco NM, Saasa N, Bbosa N, Murunga N, Gumede N, Wolter N, Sitharam N, Ndodo N, Ajayi NA, Tordo N, Mbhele N, Razanajatovo NH, Iguosadolo N, Mba N, Kingsley OC, Sylvanus O, Femi O, Adewumi OM, Testimony O, Ogunsanya OA, Fakayode O, Ogah OE, Oludayo OE, Faye O, Smith-Lawrence P, Ondoa P, Combe P, Nabisubi P, Semanda P, Oluniyi PE, Arnaldo P, Quashie PK, Okokhere PO, Bejon P, Dussart P, Bester PA, Mbala PK, Kaleebu P, Abechi P, El-Shesheny R, Joseph R, Aziz RK, Essomba RG, Ayivor-Djanie R, Njouom R, Phillips RO, Gorman R, Kingsley RA, Neto Rodrigues RMDESA, Audu RA, Carr RAA, Gargouri S, Masmoudi S, Bootsma S, Sankhe S, Mohamed SI, Femi S, Mhalla S, Hosch S, Kassim SK, Metha S, Trabelsi S, Agwa SH, Mwangi SW, Doumbia S, Makiala-Mandanda S, Aryeetey S, Ahmed SS, Ahmed SM, Elhamoumi S, Moyo S, Lutucuta S, Gaseitsiwe S, Jalloh S, Andriamandimby SF, Oguntope S, Grayo S, Lekana-Douki S, Prosolek S, Ouangraoua S, van Wyk S, Schaffner SF, Kanyerezi S, Ahuka-Mundeke S, Rudder S, Pillay S, Nabadda S, Behillil S, Budiaki SL, van der Werf S, Mashe T, Mohale T, Le-Viet T, Velavan TP, Schindler T, Maponga TG, Bedford T, Anyaneji UJ, Chinedu U, Ramphal U, George UE, Enouf V, Nene V, Gorova V, Roshdy WH, Karim WA, Ampofo WK, Preiser W, Choga WT, Ahmed YA, Ramphal Y, Bediako Y, Naidoo Y, Butera Y, de Laurent ZR, Africa Pathogen Genomics Initiative, Ouma AEO, von Gottberg A, Githinji G, Moeti M, Tomori O, Sabeti PC, Sall AA, Oyola SO, Tebeje YK, Tessema SK, de Oliveira T, Happi C, Lessells R, Nkengasong J, Wilkinson E
Science, (2022). :eabq5358

Epidemiological impact and cost-effectiveness analysis of COVID-19 vaccination in Kenya.Orangi S, Ojal J, Brand SP, Orlendo C, Kairu A, Aziza R, Ogero M, Agweyu A, Warimwe GM, Uyoga S, Otieno E, Ochola-Oyier LI, Agoti CN, Kasera K, Amoth P, Mwangangi M, Aman R, Ng'ang'a W, Adetifa IM, Scott JAG, Bejon P, Keeling MJ, Flasche S, Nokes DJ, Barasa E
BMJ Glob Health, (2022). 7:

Genomic Epidemiology of SARS-CoV-2 in Seychelles, 2020-2021.Morobe JM, Pool B, Marie L, Didon D, Lambisia AW, Makori T, Mohammed KS, de Laurent ZR, Ndwiga L, Mburu MW, Moraa E, Murunga N, Musyoki J, Mwacharo J, Nyamako L, Riako D, Ephnatus P, Gambo F, Naimani J, Namulondo J, Tembo SZ, Ogendi E, Balde T, Dratibi FA, Yahaya AA, Gumede N, Achilla RA, Borus PK, Wanjohi DW, Tessema SK, Mwangangi J, Bejon P, Nokes DJ, Ochola-Oyier LI, Githinji G, Biscornet L, Agoti CN
Viruses, (2022). 14:

Maintenance of high temporal Plasmodium falciparum genetic diversity and complexity of infection in asymptomatic and symptomatic infections in Kilifi, Kenya from 2007 to 2018.Kimenyi KM, Wamae K, Ngoi JM, de Laurent ZR, Ndwiga L, Osoti V, Obiero G, Abdi AI, Bejon P, Ochola-Oyier LI
Malar J, (2022). 21:192

Transmission networks of SARS-CoV-2 in Coastal Kenya during the first two waves: A retrospective genomic study.Agoti CN, Ochola-Oyier LI, Dellicour S, Mohammed KS, Lambisia AW, de Laurent ZR, Morobe JM, Mburu MW, Omuoyo DO, Ongera EM, Ndwiga L, Maitha E, Kitole B, Suleiman T, Mwakinangu M, Nyambu JK, Otieno J, Salim B, Musyoki J, Murunga N, Otieno E, Kiiru JN, Kasera K, Amoth P, Mwangangi M, Aman R, Kinyanjui S, Warimwe G, Phan M, Agweyu A, Cotten M, Barasa E, Tsofa B, Nokes DJ, Bejon P, Githinji G
Elife, (2022). 11:

Epidemiology of COVID-19 infections on routine polymerase chain reaction (PCR) and serology testing in Coastal Kenya.Nyagwange J, Ndwiga L, Muteru K, Wamae K, Tuju J, Testing Team C, Kutima B, Gitonga J, Karanja H, Mugo D, Kasera K, Amoth P, Murunga N, Babu L, Otieno E, Githinji G, Nokes DJ, Tsofa B, Orindi B, Barasa E, Warimwe G, Agoti CN, Bejon P, Ochola-Oyier LI
Wellcome Open Res, (2022). 7:69

Amplicon Sequencing as a Potential Surveillance Tool for Complexity of Infection and Drug Resistance Markers in Plasmodium falciparum Asymptomatic Infections.Wamae K, Kimenyi KM, Osoti V, de Laurent ZR, Ndwiga L, Kharabora O, Hathaway NJ, Bailey JA, Juliano JJ, Bejon P, Ochola-Oyier LI
J Infect Dis, (2022). 226:920-927

Targeted Amplicon Deep Sequencing for Monitoring Antimalarial Resistance Markers in Western Kenya.Osoti V, Akinyi M, Wamae K, Kimenyi KM, de Laurent Z, Ndwiga L, Gichuki P, Okoyo C, Kepha S, Mwandawiro C, Kandie R, Bejon P, Snow RW, Ochola-Oyier LI
Antimicrob Agents Chemother, (2022). 66:e0194521

Optimization of the SARS-CoV-2 ARTIC Network V4 Primers and Whole Genome Sequencing Protocol.Lambisia AW, Mohammed KS, Makori TO, Ndwiga L, Mburu MW, Morobe JM, Moraa EO, Musyoki J, Murunga N, Mwangi JN, Nokes DJ, Agoti CN, Ochola-Oyier LI, Githinji G
Front Med (Lausanne), (2022). 9:836728

Comparative performance of WANTAI ELISA for total immunoglobulin to receptor binding protein and an ELISA for IgG to spike protein in detecting SARS-CoV-2 antibodies in Kenyan populations.Nyagwange J, Kutima B, Mwai K, Karanja HK, Gitonga JN, Mugo D, Uyoga S, Tuju J, Ochola-Oyier LI, Ndungu F, Bejon P, Agweyu A, Adetifa IMO, Scott JAG, Warimwe GM
J Clin Virol, (2022). 146:105061

Seroprevalence of Antibodies to Severe Acute Respiratory Syndrome Coronavirus 2 Among Healthcare Workers in Kenya.Etyang AO, Lucinde R, Karanja H, Kalu C, Mugo D, Nyagwange J, Gitonga J, Tuju J, Wanjiku P, Karani A, Mutua S, Maroko H, Nzomo E, Maitha E, Kamuri E, Kaugiria T, Weru J, Ochola LB, Kilimo N, Charo S, Emukule N, Moracha W, Mukabi D, Okuku R, Ogutu M, Angujo B, Otiende M, Bottomley C, Otieno E, Ndwiga L, Nyaguara A, Voller S, Agoti CN, Nokes DJ, Ochola-Oyier LI, Aman R, Amoth P, Mwangangi M, Kasera K, Ng'ang'a W, Adetifa IMO, Wangeci Kagucia E, Gallagher K, Uyoga S, Tsofa B, Barasa E, Bejon P, Scott JAG, Agweyu A, Warimwe GM
Clin Infect Dis, (2022). 74:288-293

Revealing the extent of the first wave of the COVID-19 pandemic in Kenya based on serological and PCR-test data.Ojal J, Brand SPC, Were V, Okiro EA, Kombe IK, Mburu C, Aziza R, Ogero M, Agweyu A, Warimwe GM, Uyoga S, Adetifa IMO, Scott JAG, Otieno E, Ochola-Oyier LI, Agoti CN, Kasera K, Amoth P, Mwangangi M, Aman R, Ng'ang'a W, Tsofa B, Bejon P, Barasa E, Keeling MJ, Nokes DJ
Wellcome Open Res, (2021). 6:127

Anti-Severe Acute Respiratory Syndrome Coronavirus 2 Immunoglobulin G Antibody Seroprevalence Among Truck Drivers and Assistants in Kenya.Kagucia EW, Gitonga JN, Kalu C, Ochomo E, Ochieng B, Kuya N, Karani A, Nyagwange J, Karia B, Mugo D, Karanja HK, Tuju J, Mutiso A, Maroko H, Okubi L, Maitha E, Ajuck H, Mukabi D, Moracha W, Bulimu D, Andanje N, Aman R, Mwangangi M, Amoth P, Kasera K, Ng'ang'a W, Nyaguara A, Voller S, Otiende M, Bottomley C, Agoti CN, Ochola-Oyier LI, Adetifa IMO, Etyang AO, Gallagher KE, Uyoga S, Barasa E, Bejon P, Tsofa B, Agweyu A, Warimwe GM, Scott JAG, Magarini Sub-County TDA SARS-CoV-2 Serosurveillance Team, The Busia County TDA SARS-CoV-Serosurveillance Team
Open Forum Infect Dis, (2021). 8:ofab314

COVID-19 transmission dynamics underlying epidemic waves in Kenya.Brand SPC, Ojal J, Aziza R, Were V, Okiro EA, Kombe IK, Mburu C, Ogero M, Agweyu A, Warimwe GM, Nyagwange J, Karanja H, Gitonga JN, Mugo D, Uyoga S, Adetifa IMO, Scott JAG, Otieno E, Murunga N, Otiende M, Ochola-Oyier LI, Agoti CN, Githinji G, Kasera K, Amoth P, Mwangangi M, Aman R, Ng'ang'a W, Tsofa B, Bejon P, Keeling MJ, Nokes DJ, Barasa E
Science, (2021). 374:989-994

Tracking the introduction and spread of SARS-CoV-2 in coastal Kenya.Githinji G, de Laurent ZR, Mohammed KS, Omuoyo DO, Macharia PM, Morobe JM, Otieno E, Kinyanjui SM, Agweyu A, Maitha E, Kitole B, Suleiman T, Mwakinangu M, Nyambu J, Otieno J, Salim B, Kasera K, Kiiru J, Aman R, Barasa E, Warimwe G, Bejon P, Tsofa B, Ochola-Oyier LI, Nokes DJ, Agoti CN
Nat Commun, (2021). 12:4809

Temporal trends of SARS-CoV-2 seroprevalence during the first wave of the COVID-19 epidemic in Kenya.Adetifa IMO, Uyoga S, Gitonga JN, Mugo D, Otiende M, Nyagwange J, Karanja HK, Tuju J, Wanjiku P, Aman R, Mwangangi M, Amoth P, Kasera K, Ng'ang'a W, Rombo C, Yegon C, Kithi K, Odhiambo E, Rotich T, Orgut I, Kihara S, Bottomley C, Kagucia EW, Gallagher KE, Etyang A, Voller S, Lambe T, Wright D, Barasa E, Tsofa B, Bejon P, Ochola-Oyier LI, Agweyu A, Scott JAG, Warimwe GM
Nat Commun, (2021). 12:3966

The Plasmodium falciparum Rh5 invasion protein complex reveals an excess of rare variant mutations.Ndwiga L, Osoti V, Ochwedo KO, Wamae K, Bejon P, Rayner JC, Githinji G, Ochola-Oyier LI
Malar J, (2021). 20:278

A review of the frequencies of Plasmodium falciparum Kelch 13 artemisinin resistance mutations in Africa.Ndwiga L, Kimenyi KM, Wamae K, Osoti V, Akinyi M, Omedo I, Ishengoma DS, Duah-Quashie N, Andagalu B, Ghansah A, Amambua-Ngwa A, Tukwasibwe S, Tessema SK, Karema C, Djimde AA, Dondorp AM, Raman J, Snow RW, Bejon P, Ochola-Oyier LI
Int J Parasitol Drugs Drug Resist, (2021). 16:155-161