GOING VIRAL The HIV virus’s path to the United States went through the Caribbean, new genetic analysis shows. The virus (yellow, shown infecting a T cell, blue) hit American shores in about 1971, arriving in New York City first and then spreading across the country.
NIAID
A genetic study of HIV viruses from the 1970s may finally clear the name of a man long identified as the source of the AIDS epidemic in the United States.