Figure 4From: Delta-9 tetrahydrocannabinol (THC) inhibits lytic replication of gamma oncogenic herpesviruses in vitro THC is not toxic to NIH3T12 cells. NIH3T12 cells seeded at about 1/4th of confluency were cultured for 48 h in the presence of various concentrations of THC (0.625–10 μg/ml) and photographed.Back to article page