MKI67 and Anxiety: Repeated cycles of binge-like alcohol exposure for relatively short periods of time (4 days to 7 weeks), using forced-consumption (intra-gastric gavage or ethanol vapors), alcohol-containing diet or sweetened-solution fading procedures, produces anxiety-like behavior concomitant to reduced progenitor proliferation (BrdU incorporation and Ki67 labeling) and impaired neuronal differentiation (DCX labeling) in the dentate gyrus62.