“These findings have implications for our understanding of HIV-1 pathogenesis, evolution, and epidemiology,” said the authors.
The study, however, only relied on general datasets coming from different populations around the globe.
It did not look at specific sex behaviours that could increase or decrease the risk of infection.
Researchers suggested that further studies are needed to look at transmission on an individual level.
Source: | This article first appeared on Express.co.uk