Julian Charles Rayner

Professor Julian Charles Rayner is a distinguished malaria researcher and Professor of Cell Biology at the University of Cambridge, where he serves as Director of the Cambridge Institute for Medical Research (CIMR) within the School of Clinical Medicine. His research focuses on understanding the molecular mechanisms of malaria infection, particularly how Plasmodium parasites invade human red blood cells. Rayner's laboratory investigates both the proteins involved in erythrocyte invasion (potential vaccine targets) and the genetic makeup of parasites (potential drug targets).

Rayner's research interests span multiple areas of malaria biology, including the origins of Plasmodium falciparum (which he helped demonstrate likely originated in gorillas rather than chimpanzees), the molecular mechanisms of erythrocyte invasion, parasite genetics and evolution, and host-pathogen interactions. His work combines advanced genomic, proteomic, and cell biological approaches to identify vulnerabilities in the malaria parasite that could be targeted by new interventions.

Analysis of Rayner's recent publications reveals a strong focus on parasite genetics and invasion mechanisms. His team has made significant contributions to understanding how genetic variation in both the parasite and human host influences malaria infection outcomes. Notable research directions include the characterization of invasion ligands (particularly PfEBA and PfRH families), the development of genomic resources like the Pf7 and Pf8 datasets, and investigations into human genetic factors that confer resistance to malaria such as the Dantu blood group variant.

• CA Wright Memorial Medal (British Society for Parasitology, 2015)
• Fellow of EMBO (European Molecular Biology Organization, 2022)
• Fellowship of the Academy of Medical Sciences (UK, 2023)
• FMedSci designation

Rayner leads a dynamic research group comprising multiple postdoctoral researchers, PhD students, and technical staff. His laboratory receives substantial funding from major organizations including the Wellcome Trust, National Institutes of Health (US), and European Union. Beyond his research program, Rayner has been actively involved in science communication, notably creating the 'Malaria Challenge' interactive game to educate school children about malaria. His leadership extends to directing the Cambridge Institute for Medical Research and previously serving as Director of Connecting Science for the Wellcome Genome Campus.