DrVirgo
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32. Latent infection with which of the following viruses is associated with expression of some (but not all) viral genes in B lymphocytes?
A ) Epstein-Barr virus
B ) Hepatitis B virus
C ) Measles virus
D ) Simian virus 40
E ) Varicella-zoster virus
E? or A?
PLEASE EXPLAIN YOUR ANSWER!  Thanks.
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| yasmeen
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A IS RIGHT HAS LATENCY PHASE IN B LYMPHOS
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| r_albayunen
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i need explanation on this one .. because isnt EBV kills B cells ... or its expresses some genes on B cells before killing it? could u explain please yasmeen ..
VZV shows latency on the DRG ..
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| yasmeen
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IT CAN BOTH KILL OR BECOME LATENT IN B LYMPHOCYTES U R RIGHT ABOUT VZV
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| robin082006
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A
I choose it because only A infects selectively B cells.
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| robin082006
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Kaplan says EB nuclear antigen found in all transformed B cells. Maybe ths associated with viral gene expression.
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| r_albayunen
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i see .. thanx guys.
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| DrVirgo
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so we are all in agreement that the correct answer is: A)EBV?
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| Cedrick
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yeah we agree
A
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| DrVirgo
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ok A- that's what I was leaning towards too, but got distracted with E. Thanks everyone.
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