Figure 4.
Cell index (Icell) of neural cells in the forebrain (A) and midbrain (B) of Gallus domesticus E10 embryos exposed to pyriproxyfen. n = 3 brains/36 micrographs-cell per brain/PPF concentration. Mean ± standard error of the mean (SEM). * p < .05, ** p < .01, *** p < .001.