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Table 1 In vitro anti- T. gondii RH strain activity and selectivity of E. longifolia fractions and clindamycin

From: In vitro Anti-Toxoplasma gondii Activity of Root Extract/Fractions of Eurycoma longifolia Jack

Tested drugs name

EC50(μg/ml)

Selectivitya

Fractions TAF 355

0.369

63.7

Fractions TAF 401

0.882

17.0

Clindamycin (Positive control)

0.016

656.3

  1. EC50, median effective concentration.
  2. a Ratio of the EC50 value for Vero cells to the EC50 value for Toxoplasma gondii tachyzoites. The EC50 value for Vero cells was used from our previously published data (TAF 35 = 23.50 μg/ml, TAF 401 = 15.00 μg/ml and Clindamycin = 10.5 μg/ml) [20].