MICROBIO 160 Lecture Notes - Lecture 24: Charlie Sheen, Fellatio, Genital Wart

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

Document Summary

Biology of cancer and aids 11/23/15: hiv transmission. Transmission of hiv: unprotected sex with an infected partner, sharing needles with infected person, transmission from infected mother to fetus. Patient zero : claimed to have over 2500 sexual partners, diagnosed with kaposi"s sarcoma, linked him to 9 of the first 19 cases in la, 22 cases in nyc, 9 more in. 8 other cities total of 40 of the first 248 cases in the us. Lab workers, nurses, physicians, housekeeping and maintenance, surgical technicians: occupationally acquired hiv/aids (accidental exposure) Post-exposure prophylaxis pep involves taking anti-hiv drugs as soon as possible after exposure, must begin within 72 hours before virus can replicate: consists of 2-3 antiretroviral medications taken for 28 days, serious side effects, not 100% effective. Hiv-1 rna level association with risk for heterosexual hiv transmission. Presence of hiv rna correlates with increased percentage of transmission (male to female and female to male)