SARS-CoV-2 Omicron EG.5.1 challenge agent 10^5 TCID50 clinical trials

Development of a Controlled Human Infection Model for Assessment of SARS-CoV-2 Omicron Subvariants

This study is looking into how a specific type of COVID-19 (Omicron EG.5.1) affects healthy, vaccinated adults. Volunteers will be given a small amount of the virus in their nose to help scientists understand the infection and immune response, and to test future vaccines and treatments.