a phylogenetically distinct strain of a microorganism. There are at least 11 subtypes of HIV-1 classified into 2 groups: group M (containing subtypes A through J) and group O. Subtype B is predominant in the U.S. There are 5 known subtypes of HIV-2 (A-E). See also strain.
SUBTYPE
Meaning of SUBTYPE in English
AIDS English Glossary. Английский словарь СПИДа. 2012