He hippocampus, diencephalon, cerebellum, and brain stemThe results of present study showed that the Al concentration in the whole brain of neonatal rats (PND 17) were 165.5 ng/g, 167.4 ng/g, and 219.5 ng/g which are much lower than the Al concentrations from our previous pilot work, 790 ng/g, 830 ng/g, and 1440 ng/g respectively when neonates were fed artificial rats milk at the dosage of 0, 22.5