replication of HIV

HIV infects particular type of helper T cell

1) once entered - RNA converted to DNA using enzyme reverse transcriptase

• DNA has base sequence for production of new viruses
• DNA incorperate into chromosomes of host cell, being replicated if cell divides
• may remain in chromosomes of cells for long period of time - no effects on persons health

however - immune system produce antibodies against virus, can be detected in blood - only virus particles in blood attacked because antibody cann't enter infected cells

if person has anti-HIV antibodies they are said to be HIV +

• after many…