ANTC68H3 Lecture Notes - Lecture 6: Subtypes Of Hiv, Ob River, Public Health
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Comment [ag1]: first emerged in north america in the 80s. Comment [ag2r1]: example siv is very similar to hiv, and. There is a good amount of evidence to say that hiv has emerged from siv. Clearly there was some interactions of humans with these animals, could just be hunting. Or simple as touching an animal that had it, and it got into the humans thoru0gh maybe a cut. Comment [ag3]: destroys aspects of the immune system, so the patient now has trouble with all infections (not just. Hiv: lentivirus, member of retrovirus family; 2 main groups composed of 5 different viral. Families : hiv-1 (m 95% global cases, n, o types) and hiv-2 (a and b), largely confined to west africa. Producing defects in immune system: loss of lymphocytes, impairment of t cells. Subclinical infection with endemic diseases that tend to activate the immune system (eg,
