Virology — Flashcards

Flashcard 101: The _____ gene of HIV encodes p24 and p17

Answer: gag

Flashcard 102: _____ are a class of viruses that have arthropod vectors

Answer: Arboviruses

Flashcard 103: Antigenic variation of influenza viruses occurs with changes to viral _____ and neuraminidase (NA)

Answer: hemagglutinin (HA)

Flashcard 104: _____ virus replication occurs in eosino-philic cytoplasmic inclusions called Negri bodies

Answer: Rabies

Flashcard 105: The _____ virus families include bunyavirus, orthomyxovirus, arenavirus, and reovirus

Answer: segmented

Flashcard 106: Upon entry into the cell _____, HBV DNA-polymerase completes the partially dsDNA

Answer: nucleus

Flashcard 107: _____ is the smallest (size) DNA virus

Answer: Parvovirus B19

Flashcard 108: In _____ HIV infection, HIV gains entry into macrophages via binding to CD4 plus the coreceptor CCR5

Answer: early

Flashcard 109: After mRNA is produced, HBV _____ produces progeny dsDNA from mRNA

Answer: reverse transcriptase

Flashcard 110: Epstein-Barr virus binds to _____ (the C3d receptor, also known as CR2) on B-cells, causing B-cell proliferation.

Answer: CD21

Extra: EBV binds to CD21 (also known as Complement Receptor 2 / CR2 and the C3d receptor) on B-cells. This leads to B-cell proliferation and the production of heterophile antibodies.