TABLE 2.

Virus yield at 72 h postinfection of normal and tumor cell lines infected with different strains of NDV

Cell line	Titer (PFU/ml) of NDV strain:
	Australian- Victoria	Kansas	California	La Sota	73-T
Normal cells
CCD 1122Sk	3 × 103	3 × 103	1 × 104	2 × 103	7 × 102
MRC5	6 × 103	2 × 104	4 × 104	6 × 103	1 × 103
PrEC	1 × 104	9 × 104	3 × 104	9 × 103	8 × 102
Tumor cells
HT-1080	4 × 106	1 × 106	2 × 106	9 × 105	4 × 105
NCI-H596	5 × 106	1 × 106	2 × 106	1 × 106	1 × 106
C-33A	4 × 105	2 × 105	2 × 105	5 × 105	1 × 105
SW-620	7 × 105	3 × 105	1 × 105	4 × 105	1 × 105