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. 2008 Jan-Feb;70(1):91–94. doi: 10.4103/0250-474X.40339

TABLE 1.

ANTIVIRAL ACTIVITY OF ISATIN DERIVATIVE AGAINST SARS-COV IN VERO E6 CELLS

Compound code EC50a (μg/ml) CC50b (μg/ml) Maximum protection (%) (at 125 μg/ml)
5CI-IS-AC >125 >125 0
SPIII-5H >125 >125 22
SPIII-5Cl >125 >125 10
SPIII-5Br >125 >125 2
SPIII-5F >125 >125 45
SPIII-5Me >125 >125 12
SPIII-NA >125 >125 12
a

50% effective concentration required to reduce virus-induced cytopathicity by 50%.

b

50% cytotoxic concentration required to reduce host cell viability by 50%