The Effect on the Human Poulation from a Global Infection

Topics: AIDS, HIV, Immune system Pages: 4 (1335 words) Published: April 24, 2013
The effect on the human population of a global infection -
Global infection being discussed: AIDS (Acquired immunodeficiency syndrome 3) AIDS is a life threatening condition caused by HIV ( the Human Immunodeficiency Virus ). “Infection with HIV results in a selective depletion of Helper T Lymphocytes that express the receptor for the virus. It also affects the brain cause neuropsychiatric difficulties. Monocytes also serve as a reservoir for HIV. HIV can be found in latent or chronic form which can be converted to a productive infection by a variety of signals. By damaging the immune system, HIV interferes with the body's ability to fight off viruses, bacteria and fungi that cause disease.”[1] HIV makes the infected person more susceptible to certain types of cancers and to infections the body would normally resist. "Acquired immunodeficiency syndrome (AIDS)" is the name given to the later stages of an HIV infection. “AIDS was first discovered in the 1980’s. The first person to receive AIDS in the US was a gay flight attendant, who also infected a few other gay men in the US. This started a theory that only gay men could get AIDS. This originally gave it the name Gay-Related Immundodeficiency (GRID). In 2007 33 million people were living with AIDS across all regions of the world. This had a huge impact on each nation, especially africa, who did not have the resources to treat AIDS. Most people now living with HIV/AIDS do not have the care, treatment and education on the infection that they require, which is why it has a huge impact on third world countries.” [2] AIDS is and infection which enters human bodies through the parental route, which is a direct route into the blood through penetration, injection and even sexual intercourse. Infected women can also pass the infection to their foetus during pregnancy. “The morphology of the HIV infection can be described as a ‘bleb’ or a ‘tail’. These cells are virtually indistinguishable from that of leukaemia....

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[6] - Centre of Disease Control –
[7] – World Health Organisation –
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