How the RTS,S malaria vaccine protects children in Kenya

A systems immunology approach to evaluate malaria vaccine performance in endemic regions of Kenya

NIH-funded research Univ of Massachusetts Med Sch Worcester · NIH-11480413

This project looks at whether the RTS,S malaria vaccine helps children in high-malaria areas of Kenya develop the kinds of antibodies and T cells that prevent malaria.

Quick facts

Grant typeU01 cooperative agreement
Study typeNIH-funded research
Funding institutionUniv of Massachusetts Med Sch Worcester NIH-funded
Lab location1 site (Worcester, United States)
Project IDNIH-11480413 on NIH RePORTER

What this research studies

If your child lives in a high-malaria area of Kenya and receives the RTS,S vaccine, the team will follow them through the full four-dose vaccine schedule and monitor for malaria infections and symptoms until age four. They will collect blood samples at several time points to measure the types and functions of antibodies and T cells using advanced systems serology and immune assays. The researchers will compare these immune responses to patterns known to protect against malaria and examine how baseline immune maturity or past exposures affect vaccine responses. Both active clinic follow-up and passive community surveillance will be used so infections between visits are also captured.

Who could benefit from this research

Good fit: Ideal candidates are young children in high-transmission regions of Kenya who are eligible for or receiving the RTS,S vaccine and can attend regular follow-up visits and blood draws.

Not a fit: Adults, people outside the study area, or children who do not receive the RTS,S vaccine are unlikely to get direct benefits from participating in this project.

Why it matters

Potential benefit: If successful, this work could point to ways to improve vaccine design or schedules so children in endemic areas get stronger, longer-lasting protection from malaria.

How similar studies have performed: Previous systems serology work in adults from non-endemic areas has identified immune signatures linked to protection, but this approach has not yet been proven in children living in endemic settings.

Where this research is happening

Worcester, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.