Area of research
Virology · Immunology
Research interest
Research focused on Immunology and HBsAg, with related work in Vaccination, Measles, Hepatitis B virus. Notable publications include 'Natural history of chronic HBV infection in West Africa: a longitudinal population-based study from The Gambia', 'Acceptability and feasibility of a screen-and-treat programme for hepatitis B virus infection in The Gambia: the Prevention of Liver Fibrosis and Cancer in Africa (PROLIFICA) study', and 'Observational Study of Vaccine Efficacy 24 Years after the Start of Hepatitis B Vaccination in Two Gambian Villages: No Need for a Booster Dose'.
Contradictory mortality results in early 2-dose measles vaccine trials: interactions with oral polio vaccine may explain differences
Measles Vaccination in Presence of Measles Antibody May Enhance Child Survival
Limited Impact of Human Cytomegalovirus Infection in African Infants on Vaccine-Specific Responses Following Diphtheria-Tetanus-Pertussis and Measles Vaccination
Sex-Differential Impact of Human Cytomegalovirus Infection on In Vitro Reactivity to Toll-Like Receptor 2, 4 and 7/8 Stimulation in Gambian Infants
Maternal Priming: Bacillus Calmette-Guérin (BCG) Vaccine Scarring in Mothers Enhances the Survival of Their Child With a BCG Vaccine Scar
Phase-out of smallpox vaccination and the female/male HIV-1 prevalence ratio: an ecological study from Guinea-Bissau
A Two-Center Randomized Trial of an Additional Early Dose of Measles Vaccine: Effects on Mortality and Measles Antibody Levels
Effect of early measles vaccine on pneumococcal colonization: A randomized trial from Guinea-Bissau
Negative Correlation between Circulating CD4+FOXP3+CD127− Regulatory T Cells and Subsequent Antibody Responses to Infant Measles Vaccine but Not Diphtheria–Tetanus–Pertussis Vaccine Implies a Regulatory Role
KIR content genotypes associate with carriage of hepatitis B surface antigen, e antigen and HBV viral load in Gambians
Randomized Trial of 2 Versus 1 Dose of Measles Vaccine: Effect on Hospital Admission of Children After 9 Months of Age
Acceptability and feasibility of a screen-and-treat programme for hepatitis B virus infection in The Gambia: the Prevention of Liver Fibrosis and Cancer in Africa (PROLIFICA) study
Revaccination with Live Attenuated Vaccines Confer Additional Beneficial Nonspecific Effects on Overall Survival: A Review
Does oral polio vaccine have non-specific effects on all-cause mortality? Natural experiments within a randomised controlled trial of early measles vaccine
Sex-Differential Non-Vaccine-Specific Immunological Effects of Diphtheria-Tetanus-Pertussis and Measles Vaccination
Changing oral vaccine to inactivated polio vaccine might increase mortality
Natural history of chronic HBV infection in West Africa: a longitudinal population-based study from The Gambia
Early Virological and Immunological Events in Asymptomatic Epstein-Barr Virus Infection in African Children
Is early measles vaccination better than later measles vaccination?
Predicting the extinction of HIV-2 in rural Guinea-Bissau
Efficacy and effectiveness of infant vaccination against chronic hepatitis B in the Gambia Hepatitis Intervention Study (1986–90) and in the nationwide immunisation program
Measles Vaccination in the Presence or Absence of Maternal Measles Antibody: Impact on Child Survival
A Randomized Trial of a Standard Dose of Edmonston-Zagreb Measles Vaccine Given at 4.5 Months of Age: Effect on Total Hospital Admissions
Interaction between neonatal vitamin A supplementation and timing of measles vaccination: A retrospective analysis of three randomized trials from Guinea-Bissau
Observational Study of Vaccine Efficacy 24 Years after the Start of Hepatitis B Vaccination in Two Gambian Villages: No Need for a Booster Dose
Host iron redistribution as a risk factor for incident tuberculosis in HIV infection: an 11-year retrospective cohort study
Correlates of T-cell–mediated viral control and phenotype of CD8+ T cells in HIV-2, a naturally contained human retroviral infection
Mortality rates in people dually infected with HIV-1/2 and those infected with either HIV-1 or HIV-2
The optimal age of measles immunisation in low-income countries: a secondary analysis of the assumptions underlying the current policy
Population dynamics of HIV-2 in rural West Africa