By Vijay Kumar Malesu Apr 18 2024 Reviewed by Susha Cheriyedath, M.Sc. In a recent study published in the journal Science Translational Medicine , researchers investigated the impact of aging on immune response, viral dynamics, and nasal microbiome in 1031 hospitalized coronavirus disease 2019 (COVID-19) patients, using advanced profiling techniques to understand age-related differences in disease severity and immune function. Study: Host-microbe multiomic profiling reveals age-dependent immune