Perforin is not co-expressed with granzyme A within cytotoxic granules in CD8 T lymphocytes present in lymphoid tissue during chronic HIV infection.
Andersson J, Behbahani H, Lieberman J, Connick E, Landay A, Patterson B, Sönnerborg A, Loré K, Uccini S, Fehniger TE. Perforin is not co-expressed with granzyme A within cytotoxic granules in CD8 T lymphocytes present in lymphoid tissue during chronic HIV infection. AIDS. 1999 Jul 30; 13(11):1295-303.