Label-free quantitation (LFQ) was applied to proteome profiling of rat brain cortical development during the early postnatal period. Male and female rat brain extracts were prepared using a convenient
bnau2, the stage II nauplii; nau6, the stage VI nauplii; cyp, the cyprids; juv, the juveniles; Ave, average; SD, standard deviation; N.D., not detected, p value was obtained by Student t-test.