|English: HIV attachment process Legend: Attachment from the gp120 loop to the CD4+ receptor Attachment of a variable from the gp120 to a co-receptor (CCR5 or CXCR4) and fixation of the gp41 to the cellular membrane Invading of a HIV viron into the cell Српски / Srpski: Prišvršćivanje virusa HIV za T-limfocit (Photo credit: Wikipedia)|
The patients’ immune systems become damaged, leaving them unable to fend off germs as healthy people do. What triggers this isn’t known, but the disease does not seem to be contagious.
This is another kind of acquired immune deficiency that is not inherited and occurs in adults, but doesn’t spread the way AIDS does through a virus, said Dr. Sarah Browne, a scientist at the National Institute of Allergy and Infectious Diseases. More>>>>>>>>>>