Skip to main content

Table 2 Inhibitory activity of Chinese herbs extracts (15) on A(H1N1) influenza virus by CPE assay

From: Screening of neuraminidase inhibitory activities of some medicinal plants traditionally used in Lingnan Chinese medicines

Sample No.

EC50a

CC50b

MNCCc

SId

1

7.7

184.3

30

24

2

1.8

779.2

300

438

3

8.1

478.4

100

59

4

7.2

97.0

30

14

5

14.1

744.3

300

53

Ribavirin

3.2

> 100

e

> 31

Zanamivir

> 90.4

> 1506.0

> 301.2

17

  1. aEC50: Effective concentration required to protect 50% of cells; b CC50: Median (50%) cytotoxic concentration in MDCK cells; c MNCC: Maximal non-cytotoxic concentration in MDCK cells, values in μg/mL; d SI:Selectivity index, CC50/EC50.e: not test