Seven days postfertilization behavioral results. No differences in startle responses were observed in larvae assessed a. immediately, c. after 1 week of recovery, or e. after 2 weeks of recovery when exposure occurred at 7 dpf. In contrast, b. larvae exposed to high BPA displayed a significant increase in the percentage of fish displaying a positive OMR when assessed immediately after exposure (p < 0.001). Increased numbers of larvae displaying a positive OMR were also observed d. after 1 week of recovery (p = 0.020) and f. after 2 weeks of recovery in larvae exposed to both low (p < 0.036) and high (p < 0.001) BPA. At each recovery point n = 30 for all treatment groups. Startle responses were analyzed using a one-way ANOVA performed separately for each age and treatment group; if significance was noted, a Tukey post hoc test was performed to identify differences. OMR was analyzed using a one-way ANOVA, followed by a post hoc multiple comparison (with a Bonferroni correction). All values are reported as mean ± SE. Different letters denote significance.
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