RETROVIRIDAE QUIZ

HIV belongs to the family retroviridae and sub-family

Spumavirinae

None of these

Lentivirinae

Oncovirinae

TRUE ANSWER : ?
YOUR ANSWER : ?

The commonest opportunistic infection in AIDS patient in India is

cryptococcosis

toxoplasmosis

tuberculosis

cryptosporidiosis

TRUE ANSWER : ?
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The problem(s) associated with development of a vaccine against HIV is/are

antibody alone may be insufficient

virus can spread from cell to cell by fusion to produce syncytia

rapid mutation of HIV

all of these

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The cells most oftenly infected by HIV are

None of these

CD8 + T lymphocytes

CD4 + T lymphocytes

Null cells

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The commonest mode of transmission of HIV is

parenteral

sexual

oral

perintal

TRUE ANSWER : ?
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A viral load test detects the

amount of bacteriophage being produced by E. coli cells

provirus of HIV in infected cells

number of viruses being released by each infected cell

total amount of virus in the infected host

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Which of the following is the spike antigen of HIV-I?

gp 41

gp 120

gp 36

gp 140

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The screening test/s for diagnosis of HIV infection is/are

Dot blot assay

ELISA

all of these

Latex agglutination

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Parasitic infection/s frequently observed in HIV disease is / are.

all of these

toxoplasmosis

isosporiasis

cryptosporidiosis

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HIV can infect

Microglial cells

All of these

CD4 + T lymphocytes

M (membranous) cells

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