Publications

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Effectiveness of NmCV-5 vaccine against meningococcal meningitis in an outbreak setting in Niger: results from a case-control study.

Abstract

BACKGROUND: Meningococcal meningitis remains a major public health challenge in Africa's meningitis belt despite the successful elimination of serogroup A epidemics following MenAfriVac introduction.

Cooper LV Djedanem M Nasser AA Moussa K Mamadou K Ibrahima C Doutchi M Baruch J Fernandez K Latt A Lingani C Bita A Berry I Swarthout T Guindo O Pezzoli L Tassiou EI Coldiron M
Vaccine 2026 Aug 12; 90; . doi: 10.1016/j.vaccine.2026.128997. Epub 2026 08 12
African meningitis belt Bacterial meningitis Outbreak response Vaccine effectiveness

Using causal frameworks to reduce bias in observational TB research: a comparison of model-building approaches.

Abstract

BACKGROUND: Observational studies investigating causal (aetiological) questions often address confounding bias using data-driven predictive models where variables are selected regardless of their causal role, challenging interpretation

Barcellini L Sauer S Romo M Mitnick CD Huerga H Khan U Hewison C Rich ML Franke MF Khan PY
IJTLD open 2026 Aug ; 3(8); . doi: 10.5588/ijtldopen.26.0076. Epub 2026 08 11
HIV MDR/RR-TB causal inference causal structure epidemiologic methods observational studies tuberculosis

Computer-aided detection pragmatic threshold calibration in TB active case finding: A mixed-methods study in Tondo, Manila.

Abstract

We developed a pragmatic approach to calibrating computer-aided detection (CAD) thresholds in a tuberculosis (TB) active case finding (ACF) project in the Philippines, assessing its feasibility and acceptability in a high-burden urban setting.

Carnimeo V Phillips EY Galvan DK Camelique O Roxas MR Duka M Pardilla GF Recidoro MJC Castro RH Hossain F Huerga H Hewison C Min J
PLOS global public health 2026 ; 6(8); . doi: 10.1371/journal.pgph.0006908. Epub 2026 08 11

Navigating the HIV continuum of care from treatment to retention strategies in Carnot, Central African Republic: a sequential explanatory mixed-methods study.

Abstract

BACKGROUND: HIV remains a major public health challenge globally, including in the Central African Republic (CAR).

Carnimeo V Lissouba P Mbang Massom D Guillard E Kouassi F Sannino L Balkan S Poulet E Kananga R Charlotte Sana M Kangbi E Ngaya G Opollo V Ben-Farhat J
BMJ global health 2026 Jul 27; 11(7); . doi: 10.1136/bmjgh-2025-022450. Epub 2026 07 27
Africa HIV Interdisciplinary Research Other study design Public Health

Salmonella bloodstream infection and concurrent intestinal colonization in children with severe acute malnutrition in Niger.

Abstract

Children with severe acute malnutrition (SAM) are at high risk of invasive infection. In sub-Saharan Africa, invasive non-typhoidal (iNTS) serovars are a leading cause of paediatric bloodstream infection.

Sands K Campillo R Boostrom I Lai G Lankapalli AK Cook K Hassan B Portal EA Li M Jones LS Ibrahim TE Kalla I Sayinzonga-Makombe N Isanaka S Kanapathipillai R Mambula C Mouniaman I Langendorf C Walsh TR Spiller OB
Microbial genomics 2026 Jul ; 12(7); . doi: 10.1099/mgen.0.001788. Epub 2026 07 20
Niger Salmonella bloodstream infection genomic relatedness rectal carriage

Carbon emissions of a vaccine trial implemented in Uganda: retrospective assessment to identify actions to enhance researchers' environmental responsibilities.

Abstract

OBJECTIVES: To estimate the carbon footprint of a vaccine trial conducted in Uganda and to identify opportunities to reduce greenhouse gas emissions in future trials.

Juan-Giner A Charrier M Langendorf C Namulwana ML Logoose S Enguita-Fernandez C Carrillo-Alvarez E Briand V Mwanga J Giustranti C Grais RF
BMJ open 2026 Jul 15; 16(7); . doi: 10.1136/bmjopen-2026-117954. Epub 2026 07 15
Africa South of the Sahara Climate Change Clinical Trial

Measles epidemic in Yakusu Health Zone, Democratic Republic of Congo, 2018-2019: a retrospective observational study.

Abstract

BACKGROUND: A large measles outbreak occurred in Yakusu Health Zone, Democratic Republic of the Congo, between January 2018 and June 2019.

Ale F Riccio ME Katuala Y Maloko T Tonamou G Gignoux E Ciglenecki I Polonsky J
BMC infectious diseases 2026 Jun 18; . doi: 10.1186/s12879-026-13602-1. Epub 2026 06 18
Disease outbreaks Health surveys Mass vaccination Measles Mortality Retrospective studies Vaccination coverage