CXCL10 and HIV infectious disease: Moreover, IP-10 has also been found to inhibit T cell function in HIV-1-infected individuals on ART (26); during untreated, acute HIV infection, the virus replicative capacity positively correlated with IP-10 (27); the peak of plasma IP-10 level precedes that of HIV viremia (28), and is a strong predictor for peak viral load (29, 30).