Where did you go to university? http://xvideos.doctor/ xvideos mom They say the HSV 1 strain was an ideal virus for the study because of numerous reasons. The hitchhiking virus, sticks with hosts for life, and because it is spread mostly through close contact, kissing or saliva, the same strains normally run in families. It is easy to collect, also much smaller and simpler to work with than the full human genome, but still large enough to provide strong evidence.