MGY378H1 Lecture Notes - Viral Load, Lymphatic System, Dendritic Cell
3 Jun 2013
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Document Summary
Tb, malaria, hiv biggest molecular causes of death. Mid-age adults dying leaving orphans to raise themselves or by other relatives social change. Hiv cases many are women worldwide. Haart =/= cure there are side effects life long. Cause: zoonosis transmission of infection from one species to another; like measles from cattle. Was in simian population transmitted to human beings. Chimpanzees have sivcpz related to hiv. Old world monkeys all have siv new world monkeys do not: african monkeys developed this virus after dispersal of monkeys around the world. Blood to blood exchange from chimpanzee blood to cut on human: chimpanzees hunted for food. People did die but local infections no spread beyond the village. But with the colonization and roads, railways, expansion of people urbancentres spread of the infection from local areas into urban centres and from there: ex. Truck drivers and migrant workers carry the virus after being infected with sex with prostitutes.
