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Table 2 Cytotoxicity of the plant extracts normalized to negative control

From: Anti-influenza A virus activity of two Newtonia species and the isolated compound myricetin-3-o-rhamnoside

Plant name

Plant part

Extracts

CC50 (mg/ml) Mean ± SD

NCTC (mg/ml) Mean ± SD

Newtonia hildebrandtii

Leaves

Acetone

0.170 ± 0.036

0.090 ± 0.008

 

Leaves

MeOH: DCM

0.031 ± 0.005

0.017 ± 0.002

 

Stem

Acetone

0.074 ± 0.003

0.034 ± 0.004

 

Stem

MeOH: DCM

0.150 ± 0.050

0.077 ± 0.003

Newtonia buchananii

Leaves

Acetone

0.171 ± 0.031

0.088 ± 0.003

 

Leaves

MeOH: DCM

0.749 ± 0.001

0.377 ± 0.004

 

Stem

Acetone

0.119 ± 0.012

0.059 ± 0.001

 

Stem

MeOH: DCM

0.087 ± 0.002

0.046 ± 0.004

  1. CC50 cytotoxic concentration 50%, NCTC non-cytotoxic concentration, MeOH methanol, DCM dichloromethane