However, the hatching of embryos was inhibited by PMAs inside a dose- and congener-dependent manner at the two highest exposure concentrations (50 and 100 g mL?1). were consequently fractionated (observe Experimental Section) by silica gel column chromatography and reverse-phase HPLC, … Continue reading However, the hatching of embryos was inhibited by PMAs inside a dose- and congener-dependent manner at the two highest exposure concentrations (50 and 100 g mL?1)