CD4 and disease arising from reactivation of latent virus: This study focused on the role of chemokines—especially CCL19—in HIV-1 latent infection of resting T cells: Pre-treatment of resting CD4 T cells with the chemokines CCL19, CXCL9, CXCL10, and CCL20 led to a significant increase in integrated viral DNA [30,132,133].