John Gitonga

Affiliations

KEMRI-Wellcome Trust Research Programme, Kilifi, Kenya.

Publications (10)

SARS-CoV-2 seroprevalence and implications for population immunity: Evidence from two Health and Demographic Surveillance System sites in Kenya, February-December 2022.

Influenza and other respiratory viruses

Avec: E Wangeci Kagucia , Abdhala K Ziraba , James Nyagwange , Bernadette Kutima , Makobu Kimani , Donald Akech , Maurine Ng'oda , Antipa Sigilai , Daisy Mugo , Henry Karanja , John Gitonga , Angela Karani , Monica Toroitich , Boniface Karia , Mark Otiende , Anne Njeri , Rashid Aman , Patrick Amoth , Mercy Mwangangi , Kadondi Kasera , Wangari Ng'ang'a , Shirine Voller , Lynette I Ochola-Oyier , Christian Bottomley , Amek Nyaguara , Patrick K Munywoki , Godfrey Bigogo , Eric Maitha , Sophie Uyoga , Katherine E Gallagher , Anthony O Etyang , Edwine Barasa , Joseph Mwangangi , Philip Bejon , Ifedayo M O Adetifa , George M Warimwe , J Anthony G Scott , Ambrose Agweyu

Complete Genome Sequences of Dengue Virus Type 2 Strains from Kilifi, Kenya.

Microbiology resource announcements

Avec: Everlyn Kamau , Charles N Agoti , Joyce M Ngoi , Zaydah R de Laurent , John Gitonga , Matthew Cotten , My V T Phan , D James Nokes , Eric Delwart , Eduard Sanders , George M Warimwe

Methods for conducting trends analysis: roadmap for comparing outcomes from three national HIV Population-based household surveys in Kenya (2007, 2012, and 2018).

BMC public health

Avec: Thomas Achia , Ismael Flores Cervantes , Paul Stupp , Paul Musingila , Jacques Muthusi , Anthony Waruru , Mary Schmitz , Megan Bronson , Gregory Chang , John Bore , Leonard Kingwara , Samuel Mwalili , James Muttunga , Joshua Gitonga , Kevin M De Cock , Peter Young

Validation of saline, PBS and a locally produced VTM at varying storage conditions to detect the SARS-CoV-2 virus by qRT-PCR.

PloS one

Avec: Caroline Ngetsa , Victor Osoti , Dorcas Okanda , Faith Marura , Krupali Shah , Henry Karanja , Daisy Mugo , John Gitonga , Martin Mutunga , Clement Lewa , Benedict Orindi , Philip Bejon , Lynette Isabella Ochola-Oyier

Seroprevalence of Antibodies to Severe Acute Respiratory Syndrome Coronavirus 2 Among Healthcare Workers in Kenya.

Clinical infectious diseases : an official publication of the Infectious Diseases Society of America

Avec: Anthony O Etyang , Ruth Lucinde , Henry Karanja , Catherine Kalu , Daisy Mugo , James Nyagwange , John Gitonga , James Tuju , Perpetual Wanjiku , Angela Karani , Shadrack Mutua , Hosea Maroko , Eddy Nzomo , Eric Maitha , Evanson Kamuri , Thuranira Kaugiria , Justus Weru , Lucy B Ochola , Nelson Kilimo , Sande Charo , Namdala Emukule , Wycliffe Moracha , David Mukabi , Rosemary Okuku , Monicah Ogutu , Barrack Angujo , Mark Otiende , Christian Bottomley , Edward Otieno , Leonard Ndwiga , Amek Nyaguara , Shirine Voller , Charles N Agoti , David James Nokes , Lynette Isabella Ochola-Oyier , Rashid Aman , Patrick Amoth , Mercy Mwangangi , Kadondi Kasera , Wangari Ng'ang'a , Ifedayo M O Adetifa , E Wangeci Kagucia , Katherine Gallagher , Sophie Uyoga , Benjamin Tsofa , Edwine Barasa , Philip Bejon , J Anthony G Scott , Ambrose Agweyu , George M Warimwe

A sub-national HIV epidemic appraisal in Kenya: a new approach for identifying priority geographies, populations and programmes for optimizing coverage for HIV prevention.

Journal of the International AIDS Society

Avec: Ramesh Banadakoppa Manjappa , Parinita Bhattacharjee , Souradet Yuh-Nan Shaw , Joshua Gitonga , Japheth Kioko , Franklin Songok , Faran Emmanuel , Peter Arimi , Helgar Musyoki , Ruth Laibon Masha , James Blanchard

Immunogenicity and safety of fractional doses of 17D-213 yellow fever vaccine in HIV-infected people in Kenya (YEFE): a randomised, double-blind, non-inferiority substudy of a phase 4 trial.

The Lancet. Infectious diseases

Avec: Derick Kimathi , Aitana Juan-Giner , Benedict Orindi , Kyra H Grantz , Ndeye S Bob , Stanley Cheruiyot , Mainga Hamaluba , Naomi Kamau , Gamou Fall , Moussa Dia , Moses Mosobo , Felix Moki , Kenneth Kiogora , Oscar Chirro , Alexander Thiong'o , Jane Mwendwa , Andrew Guantai , Henry K Karanja , John Gitonga , Daisy Mugo , Kelly Ramko , Ousmane Faye , Eduard J Sanders , Rebecca F Grais , Philip Bejon , George M Warimwe

SARS-CoV-2 seroprevalence in three Kenyan health and demographic surveillance sites, December 2020-May 2021.

PLOS global public health

Avec: Anthony O Etyang , Ifedayo Adetifa , Richard Omore , Thomas Misore , Abdhalah K Ziraba , Maurine A Ng'oda , Evelyn Gitau , John Gitonga , Daisy Mugo , Bernadette Kutima , Henry Karanja , Monica Toroitich , James Nyagwange , James Tuju , Perpetual Wanjiku , Rashid Aman , Patrick Amoth , Mercy Mwangangi , Kadondi Kasera , Wangari Ng'ang'a , Donald Akech , Antipa Sigilai , Boniface Karia , Angela Karani , Shirine Voller , Charles N Agoti , Lynette I Ochola-Oyier , Mark Otiende , Christian Bottomley , Amek Nyaguara , Sophie Uyoga , Katherine Gallagher , Eunice W Kagucia , Dickens Onyango , Benjamin Tsofa , Joseph Mwangangi , Eric Maitha , Edwine Barasa , Philip Bejon , George M Warimwe , J Anthony G Scott , Ambrose Agweyu

Quantifying previous SARS-CoV-2 infection through mixture modelling of antibody levels.

Nature communications

Avec: C Bottomley , M Otiende , S Uyoga , K Gallagher , E W Kagucia , A O Etyang , D Mugo , J Gitonga , H Karanja , J Nyagwange , I M O Adetifa , A Agweyu , D J Nokes , G M Warimwe , J A G Scott

Resilience of routine childhood immunization services in two counties in Kenya in the face of the COVID-19 pandemic.

Vaccine

Avec: Harriet Mirieri , Carolyne Nasimiyu , Jeanette Dawa , Caroline Mburu , Rose Jalang'o , Peter Kamau , Ledor Igboh , Malembe Ebama , Daniel Wainaina , Jean Gitonga , Joseph Karanja , Emily Njenga , Jane Kariuki , Judith Machani , Pauline Oginga , Imani Baraka , Paul Wamaru , Sally Muhula , Peter Ratemo , Jorim Ayugi , M Kariuki Njenga , Gideon O Emukule , Eric Osoro , Nancy A Otieno

Réseau de co-auteurs

Daisy Mugo 5 collaborations

Philip Bejon 5 collaborations

George M Warimwe 5 collaborations

Henry Karanja 4 collaborations

James Nyagwange 3 collaborations

Angela Karani 3 collaborations

Mark Otiende 3 collaborations

Rashid Aman 3 collaborations

Patrick Amoth 3 collaborations

Mercy Mwangangi 3 collaborations

Kadondi Kasera 3 collaborations

Wangari Ng'ang'a 3 collaborations

Shirine Voller 3 collaborations

Christian Bottomley 3 collaborations

Amek Nyaguara 3 collaborations

Eric Maitha 3 collaborations

Sophie Uyoga 3 collaborations

Anthony O Etyang 3 collaborations

Edwine Barasa 3 collaborations

J Anthony G Scott 3 collaborations

Ambrose Agweyu 3 collaborations

Charles N Agoti 3 collaborations

E Wangeci Kagucia 2 collaborations

Bernadette Kutima 2 collaborations

Donald Akech 2 collaborations

Antipa Sigilai 2 collaborations

Monica Toroitich 2 collaborations

Boniface Karia 2 collaborations

Lynette I Ochola-Oyier 2 collaborations

Joseph Mwangangi 2 collaborations

Ifedayo M O Adetifa 2 collaborations

Joshua Gitonga 2 collaborations

Benedict Orindi 2 collaborations

Lynette Isabella Ochola-Oyier 2 collaborations

James Tuju 2 collaborations

Perpetual Wanjiku 2 collaborations

Katherine Gallagher 2 collaborations

Benjamin Tsofa 2 collaborations

Abdhala K Ziraba 1 collaboration

Makobu Kimani 1 collaboration

Maurine Ng'oda 1 collaboration

Anne Njeri 1 collaboration

Patrick K Munywoki 1 collaboration

Godfrey Bigogo 1 collaboration

Katherine E Gallagher 1 collaboration

Everlyn Kamau 1 collaboration

Joyce M Ngoi 1 collaboration

Zaydah R de Laurent 1 collaboration

Matthew Cotten 1 collaboration

My V T Phan 1 collaboration

D James Nokes 1 collaboration

Eric Delwart 1 collaboration

Eduard Sanders 1 collaboration

Thomas Achia 1 collaboration

Ismael Flores Cervantes 1 collaboration

Paul Stupp 1 collaboration

Paul Musingila 1 collaboration

Jacques Muthusi 1 collaboration

Anthony Waruru 1 collaboration

Mary Schmitz 1 collaboration

Megan Bronson 1 collaboration

Gregory Chang 1 collaboration

John Bore 1 collaboration

Leonard Kingwara 1 collaboration

Samuel Mwalili 1 collaboration

James Muttunga 1 collaboration

Kevin M De Cock 1 collaboration

Peter Young 1 collaboration

Caroline Ngetsa 1 collaboration

Victor Osoti 1 collaboration

Dorcas Okanda 1 collaboration

Faith Marura 1 collaboration

Krupali Shah 1 collaboration

Martin Mutunga 1 collaboration

Clement Lewa 1 collaboration

Ruth Lucinde 1 collaboration

Catherine Kalu 1 collaboration

Shadrack Mutua 1 collaboration

Hosea Maroko 1 collaboration

Eddy Nzomo 1 collaboration

Evanson Kamuri 1 collaboration

Thuranira Kaugiria 1 collaboration

Justus Weru 1 collaboration

Lucy B Ochola 1 collaboration

Nelson Kilimo 1 collaboration

Sande Charo 1 collaboration

Namdala Emukule 1 collaboration

Wycliffe Moracha 1 collaboration

David Mukabi 1 collaboration

Rosemary Okuku 1 collaboration

Monicah Ogutu 1 collaboration

Barrack Angujo 1 collaboration

Edward Otieno 1 collaboration

Leonard Ndwiga 1 collaboration

David James Nokes 1 collaboration

Ramesh Banadakoppa Manjappa 1 collaboration

Parinita Bhattacharjee 1 collaboration

Souradet Yuh-Nan Shaw 1 collaboration

Japheth Kioko 1 collaboration

Franklin Songok 1 collaboration

Faran Emmanuel 1 collaboration

Peter Arimi 1 collaboration

Helgar Musyoki 1 collaboration

Ruth Laibon Masha 1 collaboration

James Blanchard 1 collaboration

Derick Kimathi 1 collaboration

Aitana Juan-Giner 1 collaboration

Kyra H Grantz 1 collaboration

Ndeye S Bob 1 collaboration

Stanley Cheruiyot 1 collaboration

Mainga Hamaluba 1 collaboration

Naomi Kamau 1 collaboration

Gamou Fall 1 collaboration

Moussa Dia 1 collaboration

Moses Mosobo 1 collaboration

Felix Moki 1 collaboration

Kenneth Kiogora 1 collaboration

Oscar Chirro 1 collaboration

Alexander Thiong'o 1 collaboration

Jane Mwendwa 1 collaboration

Andrew Guantai 1 collaboration

Henry K Karanja 1 collaboration

Kelly Ramko 1 collaboration

Ousmane Faye 1 collaboration

Eduard J Sanders 1 collaboration

Rebecca F Grais 1 collaboration

Ifedayo Adetifa 1 collaboration

Richard Omore 1 collaboration

Thomas Misore 1 collaboration

Abdhalah K Ziraba 1 collaboration

Maurine A Ng'oda 1 collaboration

Evelyn Gitau 1 collaboration

Eunice W Kagucia 1 collaboration

Dickens Onyango 1 collaboration

C Bottomley 1 collaboration

M Otiende 1 collaboration

S Uyoga 1 collaboration

K Gallagher 1 collaboration

E W Kagucia 1 collaboration

A O Etyang 1 collaboration

D Mugo 1 collaboration

J Gitonga 1 collaboration

H Karanja 1 collaboration

J Nyagwange 1 collaboration

I M O Adetifa 1 collaboration

A Agweyu 1 collaboration

D J Nokes 1 collaboration

G M Warimwe 1 collaboration

J A G Scott 1 collaboration

Harriet Mirieri 1 collaboration

Carolyne Nasimiyu 1 collaboration

Jeanette Dawa 1 collaboration

Caroline Mburu 1 collaboration

Rose Jalang'o 1 collaboration

Peter Kamau 1 collaboration

Ledor Igboh 1 collaboration

Malembe Ebama 1 collaboration

Daniel Wainaina 1 collaboration

Jean Gitonga 1 collaboration

Joseph Karanja 1 collaboration

Emily Njenga 1 collaboration

Jane Kariuki 1 collaboration

Judith Machani 1 collaboration

Pauline Oginga 1 collaboration

Imani Baraka 1 collaboration

Paul Wamaru 1 collaboration

Sally Muhula 1 collaboration

Peter Ratemo 1 collaboration

Jorim Ayugi 1 collaboration

M Kariuki Njenga 1 collaboration

Gideon O Emukule 1 collaboration

Eric Osoro 1 collaboration

Nancy A Otieno 1 collaboration