Roux-en-Y gastric bypass increases intravenous ethanol self-administration in dietary obese rats.

PLoS One · 2013 · PMC3877092 · PMID 24391816

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did not reach statistical significanceno p-value reported

Not only did this effect reach significance on days 6 and 12 (midway through and at the end of our procedure), but also RYGB rats compared to controls expended more efforts to earn EtOH reward and displayed increased EtOH consumptions even on days when differences did not reach statistical significance.

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