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Modern interest in NAD biology was reinvigorated by the 2000 discovery by Imai, Armstrong, Kaeberlein, and Guarente that the silent information regulator 2 (Sir2) family sirtuins are NAD-dependent protein deacylases, establishing a direct link between cellular NAD availability and gene-silencing, metabolic, and aging-related signaling pathways

Glossary Incretin: A class of gut-derived hormones (including GLP-1 and GIP) that stimulate insulin secretion in response to nutrient intake

Although both contain the same active ingredient, the dosing differs

Haesebrouck, F

While these effects demonstrate dopamine system modulation relevant to ADHD pathophysiology (the disorder involves dopamine dysregulation), amphetamine-induced stereotypy models psychosis and stimulant abuse, not ADHD symptoms