About the Authors

Seth Owusu-Agyei

Seth.owusu-agyei@ghana-khrc.org

Affiliations Kintampo Health Research Centre, Health Research Unit, Kintampo, Ghana, London School of Hygiene and Tropical Medicine, London, United Kingdom

Daniel Ansong

Affiliation School of Medical Sciences, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana

Kwaku Asante

Affiliation Kintampo Health Research Centre, Health Research Unit, Kintampo, Ghana

Sandra Kwarteng Owusu

Affiliation School of Medical Sciences, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana

Ruth Owusu

Affiliation Kintampo Health Research Centre, Health Research Unit, Kintampo, Ghana

Naana Ayiwa Wireko Brobby

Affiliation School of Medical Sciences, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana

David Dosoo

Affiliation Kintampo Health Research Centre, Health Research Unit, Kintampo, Ghana

Alex Osei Akoto

Affiliation School of Medical Sciences, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana

Kingsley Osei-Kwakye

Affiliation Kintampo Health Research Centre, Health Research Unit, Kintampo, Ghana

Emmanuel Asafo Adjei

Affiliation School of Medical Sciences, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana

Kwadwo Owusu Boahen

Affiliation Kintampo Health Research Centre, Health Research Unit, Kintampo, Ghana

Justice Sylverken

Affiliation School of Medical Sciences, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana

George Adjei

Affiliation Kintampo Health Research Centre, Health Research Unit, Kintampo, Ghana

David Sambian

Affiliation School of Medical Sciences, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana

Stephen Apanga

Affiliation Kintampo Health Research Centre, Health Research Unit, Kintampo, Ghana

Kingsley Kayan

Affiliation Kintampo Health Research Centre, Health Research Unit, Kintampo, Ghana

Johan Vekemans

Affiliation GlaxoSmithKline Biologicals, Rixensart, Belgium

Opokua Ofori-Anyinam

Affiliation GlaxoSmithKline Biologicals, Rixensart, Belgium

Amanda Leach

Affiliation GlaxoSmithKline Biologicals, Rixensart, Belgium

Marc Lievens

Affiliation GlaxoSmithKline Biologicals, Rixensart, Belgium

Marie-Ange Demoitie

Affiliation GlaxoSmithKline Biologicals, Rixensart, Belgium

Marie-Claude Dubois

Affiliation GlaxoSmithKline Biologicals, Rixensart, Belgium

Joe Cohen

Affiliation GlaxoSmithKline Biologicals, Rixensart, Belgium

W. Ripley Ballou

Affiliation Bill and Melinda Gates Foundation, Seattle, Washington, United States of America

Barbara Savarese

Affiliation PATH Malaria Vaccine Initiative, Bethesda, Maryland, United States of America

Daniel Chandramohan

Affiliation London School of Hygiene and Tropical Medicine, London, United Kingdom

John Owusu Gyapong

Affiliation Health Research Unit, Ghana Health Service, Ministry of Health, Accra, Ghana

Paul Milligan

Affiliation London School of Hygiene and Tropical Medicine, London, United Kingdom

Sampson Antwi

Affiliation School of Medical Sciences, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana

Tsiri Agbenyega

Affiliation School of Medical Sciences, Kwame Nkrumah University of Science and Technology, Kumasi, Ghana

Brian Greenwood

Affiliation London School of Hygiene and Tropical Medicine, London, United Kingdom

Jennifer Evans

Affiliation Kumasi Centre for Collaborative Research, Kumasi, Ghana

Competing Interests

J Vekemans, O Ofori-Anyinam, A Leach, M Lievens, M Demoitie, M-C Dubois, J Cohen are currently employed by GSK Biologicals. WR Ballou was employed by GSK Biologicals at the time the study was conducted. O Ofori-Anyinam, A Leach, M-C Dubois and J Cohen currently hold shares in GSK Biologicals. J Cohen and WR Ballou are both inventors on patents relating to malaria vaccines.

Author Contributions

Conceived and designed the experiments: SOA DA KPA JV OOA AL ML MCD JC WRB BS TA BG JE. Performed the experiments: SOA DA KPA SKO RO NAWB DD AOA KOK EAA KOB JS GA DS SA KK MAD DC TA JE. Analyzed the data: SOA DA KPA JV OOA AL ML MAD MCD JC WRB BS DC JOG PJM SA TA BG JE. Contributed reagents/materials/analysis tools: ML MAD. Wrote the paper: SOA JV AL ML JC WRB BG. Revised and approved final version of the publication: SOA DA KPA SKO RO NAWB DD AOA KOK EAA KOB JS GA DS SA KK JV OOA AL ML MAD MCD JC WRB BS DC JOG PJM SA TA BG JE.