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Kinetics of HIV-1 transmission from cell-free and cell-associated virus across the mucosa of the cervical tissue. (A) Cell-free BAL; (B) PBMC infected with BAL; (C) cell-free IIIB; (D) PBMC infected with IIIB. Percentage of transmission was calculated by the number of blue-stained cMAGI cells obtained from the culture supernatant of the tissue well divided by the number of blue-stained cMAGI cells obtained from the supernatant of the membrane-only well.
