HilleVax, Inc. (Nasdaq: HLVX), a biopharmaceutical company focused on the development and commercialization of novel vaccine candidates, reported today dosing of the first subjects in its previously announced Phase 2b clinical trial of HIL-214, the company’s virus-like particle (VLP) based vaccine candidate, for the prevention of moderate-to-severe acute gastroenteritis (AGE) caused by norovirus infection in infants.