'Doggie Kisses' May Have Transmitted Viruses to Humans
Charles Q. Choi, LiveScience Contributor Date: 25 May 2011 Time: 09:20 AM ET: Humans and dogs may have exchanged genetic material over the millennia via viruses, scientists conjecture. Retroviruses — the most infamous example of which is likely HIV, the virus that causes AIDS — have the ability to... Sign in to see full entry.