Medical MCQs

5099 MCQs  (Page 167 of 510)

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
Dengue virus belongs to______________?
A. Flavi virus
B. Togaviridae
C. Reoviridae
D. Rhabdoviridae
Virus is cultured in_______________?
A. Saubourd’s agar
B. Rogosa medium
C. Nonembryonated egg
D. Embryonated egg
Salivary protein, which prevents transmission of human immunodeficiency virus via saliva, is____________?
A. Sialoperoxidase
B. Secretory iga
C. Salivary leukocyte proteinase inhibitor
D. Histidine rich proteins
Prions true is____________?
A. Readily inactivated by autoclave at 121 c
B. Evokes strong immunogenic reaction
C. Sensitive to most chemical sterilization
D. Contains dna/ rna