TABLE 1.

Effects of nystatin and filipin on the ability of polyomavirus to infect cells

Treatment	% PyTAg-positive cells
	BMK	NIH 3T3
Mock	45	64
Nystatin at:
100 μg/ml	47	62
50 μg/ml	41	65
25 μg/ml	43	57
Filipin at:
10 μg/ml	44	65
5 μg/ml	42	58
2.5 μg/ml	42	64