Fig. 3From: Comparative cardio and developmental toxicity induced by the popular medicinal extract of Sutherlandia frutescens (L.) R.Br. detected using a zebrafish Tuebingen embryo modelCardiotoxicity in zebrafish embryos caused by different concentrations of S.fru-OH (5, 10 and 30 μg/ml) or S.fru-H2O (5, 10, 30, 50, 100 and 200 μg/ml). The heart rate was measured at 96 hpf and the values are described as mean ± SDBack to article page