Repeated semen exposure promotes host resistance to infection in preclinical HIV model

Contrary to the long-held view that semen can only act as a way to transmit HIV-1 from men to women, scientists found that frequent and sustained semen exposure can change the characteristics of the circulating and vaginal tissue immune cells that are targets for infection, reducing the susceptibility to a future infection.

from Top Environment News -- ScienceDaily https://ift.tt/2Pn6ITV