Aging Induces Severe SIV Infection Accompanied by an Increase in Follicular CD8⁺ T Cells with Overactive STAT3 Signaling

Scientists used the simian immunodeficiency virus mac239 strain to infect six young and six old Chinese rhesus macaques and compared the infection characteristics of the two groups in the chronic stage through multiplex immunofluorescence staining of lymph nodes.