The venom of Bothrops jararacussu show edmyotoxic activity,con-
firming previous observations.Mice isolated EDL muscles exposed to
PSS showed a basal rate of CK release of 0.5270.07U.g1.h1 that
increased up to 50.3873.47Ug1 h1 when exposed during 90min
to Bothrops jararacussu crude venom(25 μg/mL, n¼4). Perfusion
in the presence of the crude extract of Combretum leprosum
(10 and 100 μg/mL) reduced the rate of CK release(33.1372.08
and 0.2070.12Ug1 h1, respectively, n¼4) (Fig. 2A).