Biology, asked by mahak59, 1 year ago

HEYAA FRIENDS HELP ME
I WANT TO PREPARE FOR PRESENTATION

1. WHAT IS AIDS

2. SYMPTOMS OF AIDS

3. CAUSATIVE MICROORGANISM

4. PREVENTION

5. CURE

6. FULL FORM OF AIDS AND HIV

Answers

Answered by SanaRocks
0
The word AIDS stands for Acquired Immune Deficiency Syndrome. This means deficiency of immune system, acquired during the lifetime of an individual indicating that it is not a congenital disease. ‘Syndrome’ means a group of symptoms.

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AIDS has spread all over the world killing more than 25 million persons. AIDS is caused by the Human Immune deficiency Virus (HIV), which have an envelope enclosing the RNA genome. Transmission of HIV-infection generally occurs by (a) sexual contact with infected person, (b) by transfusion of contaminated blood and blood products, (c) by sharing infected needles as in the case of intravenous drug abusers and (d) from infected mother to her child through placenta.

So, people who are at high risk of getting this infection includes – individuals who have multiple sexual partners, drug addicts who take drugs intravenously, individuals who require repeated blood transfusions and children born to an HIV infected mother.

HIV/AIDS is not spread by mere touch or physical contact, but it spreads only through body fluids. HIV/AIDS infected persons are not isolated from family and society. There is always a time-lag between the infection and appearance of AIDS symptoms. May be from a few months to many years.

After getting into the body of the person, the virus enters into macrophages where RNA genome of the virus replicates to form viral DNA with the help of the enzyme reverse transcriptase. This viral DNA gets incorporated into host cell’s DNA and directs the infected cells to produce virus particles. The macrophages continue to produce virus and in this way acts like a HIV factory.

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The patient becomes so immune-deficient that he/she is unable to protect himself/herself against these infections. A widely used diagnostic test for AIDS is enzyme linked immune-sorbent assay (ELISA). Treatment of AIDS with anti- retroviral drugs is only partially effective.

AIDS has no cure; therefore prevention is the best option. HIV infection, more often, spreads due to conscious behavior patterns. Infection in blood transfusion patients, new-burns etc., may take place due to poor monitoring.

An epidemic disease caused by an infection by [human Immunodeficiency virus] (HIV-1, HIV-2), a retrovirus that causes immune system failure and debilitation and is often accompanied by infections such as tuberculosis. Aids are spread through direct contact with bodily fluids.

All the points that you need are mentioned here.

ALL THE BEST FOR YOUR PRESENTATION!!!!
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