Viruses: family, genome, envelope, capsid, class, tropism Flashcards

Question 1

Q

Reoviridae	
dsRNA, segmented	
no	
icosahedral	
III
pro-erythroblasts  mature RBCs

Answer

A

Colorado tick fever virus

Question 2

Q

Herpesviridae	
dsDNA	
yes	
icosahedral	
I
systemic; latent in CD34+ cells (monocytemacrophage)

Answer

A

Cytomegalovirus (CMV; HHV-5)

Question 3

Q

Herpesviridae
dsDNA	
yes	
icosahedral	
I
CD4+ T cells, others:  PBMNCs, epithelial cells

Answer

A

HHV-6 & HHV-7

Question 4

Q

Herpesviridae
dsDNA 	
yes	
icosahedral	
I
Acute:  epithelial cells of oropharynx (supports lytic life cycle) Latent:  B cells

Answer

A

Epstein Barr virus (EBV; HHV-4)

Question 5

Q

Herpesviridae	
dsDNA	
yes	
icosahedral	
I
epithelial cells; B cells

Answer

A

Kaposi sarcoma herpes virus (KSHV; HHV-8)

Question 6

Q

parvoviridae	
ssDNA (pos or neg)	
no	
icosahedral	
II	
erythroid progenitor cells

Answer

A

parvovirus B19

Question 7

Q

Retroviridae	
ssRNA, positive	
yes	
icosahedral	
VI	
T cells (HTLV-1:  >CD4+ HTLV-2:  >CD8+)

Answer

A

Human T lymphotrophi virus -1 (HTLV-1; related: HTLV-2)

Question 8

Q

Retroviridae	
ssRNA, positive	
yes	
icosahedral	
VI	
CD4+ T cells (also CD4+ monocytes &amp; macrophages, others)

Answer

A

Human immunodeficiency virus -1 (HIV-1; related: HIV-2)

Question 9

Q

Filoviridae	
ssRNA, negative	
yes	
helical/complex	
V	
Macrophages

Answer

A

Ebola virus (EBOV)

Brainscape's Knowledge GenomeTM