U.S., Sept. 5 -- ClinicalTrials.gov registry received information related to the study (NCT07805837) titled 'Comparative Immunologic Mechanisms and Microbiome Interactions Following Different Influenza Vaccine Formulations in Older Adults' on Sept. 01.

Brief Summary: This prospective, randomized, open-label clinical study aims to evaluate the immunogenicity and underlying immune mechanisms of different influenza vaccine formulations in adults aged >=65 years. Additionally, the study investigates the role of the gut microbiome in modulating vaccine-induced immune responses and durability.

Study Start Date: Oct. 25, 2025

Study Type: INTERVENTIONAL

Condition: Influenza Influenza Vaccines Microbiome Immune Response

Intervention: BIOLOGIC...