Fig. 6From: Combination of the BeWo b30 placental transport model and the embryonic stem cell test to assess the potential developmental toxicity of silver nanoparticlesConfocal microscopic images of differentiated cardiomyocytes after 10 days of differentiation. a Negative control, b cells exposed to 1 mg/L (LA) AgNPs, c (Cit) AgNPs, d (BEPI) AgNPs and e Ag2S NPs. Nuclei were stained in red (RedDot-2), actin was stained in green (Alexa − 488 Phalloidin), and AgNPs are shown in white (back scatter)Back to article page