Fig. 3From: The potential relationship between neurobehavioral toxicity and visual dysfunction of BDE-209 on zebrafish larvae: a pilot studyThe effects of BDE-209 exposure on social activity of zebrafish larvae during dark period. a 5 dpf; b 6 dpf; c 7 dpf. Data were expressed as mean ± SEM (n = 6). Significant difference between the control group and the exposure groups was indicated by an asterisk (*p < 0.05)Back to article page