Virology Flashcards
All DNA viruses have linear DNA except
Papilloma Polyoma Hepadna
All DNA viruses have double-stranded DNA EXCEPT
Parvovirus
All DNA viruses are icosahedral EXCEPT
Poxvirus
All DNA viruses replicate in the nucleus EXCEPT
Paxvirus
Mode of transmission: respiratory and transplacental Not oncogenic No vaccine
Parvovirus B19
Only virus with fiber
Adenovirus
Mode of transmission: respiratory and fecal-oral Not oncogenic Has a vaccine against it
Adenovirus
Mode of transmission: sexual and skin contact Oncogenic Has a vaccine against it
Human Papilloma
What encodes for proteins that inactivate tumor suppressor genes
Genes E6 and E7
Cultured in shell tubes Negative heterophil test
Cytomegalovirus (CMV)
Most common cause of congenital abnormalities
CMV
Most common cause of blindness in AIDS patients
CMV
Only DNA virus that produces DNA by reverse transcription with mRNA as the template
Hepatitis B
What virus has 1) Guarneri bodies 2) Henderson-Peterson bodies
1) Smallpox 2) Molluscum contagiosum Both have Intracytoplasmic eosinophilic inclusions
Downey cell Burkitt’s lymphoma Kissing disease
EBV
+ HBsAg - Anti-HBs - Anti-HBc + HBeAg
Incubation Period Hep B
+ HBsAg - Anti-HBs + Anti-HBc (+IgM) + HBeAg
Acute Hep B infection