MICROBIO 160 Lecture Notes - Lecture 23: Drug Resistance, Treatment As Prevention, Opportunistic Infection

• School: UMASS-Amherst
• Department: Microbiology
• Course: MICROBIO 160
• Professor: Mitchell Walkowicz

Document Summary

Biology of cancer and aids 11/20/15: high risk behavior & the aids test . Std testing based on sexual history, signs and symptoms. Hiv mandatory testing in the us (current us laws enforce mandatory testing for these populations: blood and organ donors, military applicants and active duty personnel. Federal and state prison inmates under certain circumstances: newborns in some states. 36. 6% adults aged 18 or older have been tested for hiv. Tests of hiv progression and tropism: hiv viral load, cd4 cell count, tropism test (ccr5, cxcr4, or dual/mixed) New hiv test: abbott architect hiv ag/ab combo, an aid in the diagnosis of hive-1/hiv-2 infection, ab-only tests miss up to 10% of hiv infections in some high-risk populations, detects the hiv p24 antigen (direct presence of hiv) Types of hiv tests and what they look for. 4th generation antigen/antibody (ag/ab) tests antigen and antibody. 23. rapid tests (finger prick and oral swab are antibody only) antibody: western blot tests antibody.