In HIV, gp 120, envelope glycoproteins bind specifically to______________?

Related Mcqs:

1. Each of the following viruses possesses an outer lipoprotein envelope except_____________?

   A. Varicella Zoster Virus
   B. Papilloma Virus
   C. Influenza Virus
   D. Human immunodeficiency virus

2. All the following hormones bind to cell surface receptors of the target tissues EXCEPT_____________?

   A. Thyroid stimulating hormone
   B. Glucagon
   C. Estrogen
   D. Epinephrine

3. Which of the following methods is adopted for screening HIV infection ?

   A. Virus isolation
   B. Western blot followed by ELISA
   C. ELISA followed by western blot technique
   D. Polymers chain reaction

4. True about HIV are all except______________?

   A. DNA virus
   B. Attacks CD4 cells
   C. Macrophages are the reservoir
   D. Decrease CD4 count in late stages

5. The small nonparticulate protein leading to enhanced replication of HBV as well as HIV is______________?

   A. HBc Ag
   B. HBs Ag
   C. Hbe Ag
   D. HBx Ag

6. The overall effect of HIV is to gradually impair the immune system by interference with______________?

   A. Helper T lymphocytes
   B. Natural killer cells
   C. Plasma cells
   D. Macrophages

7. Which of the following statement about P24 antigen of HIV is Not True ?

   A. It can be detected during the window period
   B. Free P24 antigen disappears after the appearance of IgM response to it:
   C. Virus load parallel P24 titre
   D. It remains during asymptomatic phase

8. Babu, a 28 year old male comes with compaint of exposure 3 wks back, having cervical Lymphadenopathy, Hepatosplenomegaly. Diagnosis of HIV is done by____________?

   A. ELISA
   B. Western blot
   C. P24 antigen
   D. Lymph node biopsy

9. Seroconversion in HIV infection takes place in______________?

   A. 2 weeks
   B. 4 weeks
   C. 9 weeks
   D. 12 weeks

10. The HIV virus can be destroyed invitro by which of the following_____________?

    A. Boiling
    B. Ethanol
    C. Cidex
    D. All of the above