0262 Sleep-wake cycle circadian disruption after chronic alcohol intake in a rat model of anxiety-V45IS1 0262 Sleep-wake cycle circadian disruption after chronic alcohol intake in a rat model of anxiety-V45IS1 Download 0261 Pre-Sleep Arousal Predicts Subsequent Night’s REM Frontal Theta Power in a Naturalistic Context-V45IS1 0263 Slow-wave Disruption Improves Irritability in Males with Major Depression: Potential Implications for Understanding the Impact of Sex Differences on Sleep and Neuroplasticity-V45IS1