Notes 10-30-09 Part 4

C) viral affinity for host cells:
viral interactions with cell proteins very specific, so specific viruses can only infect specific cells
-herpes simplex 1: cold sore virus
infects epithelial cells and the neurons because they have the right proteins for them to attached to
Polio virus:
Rna genome infects intestinal epitheial cells and neurons only in humans

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