The effects of acute tryptophan depletion on instrumental reward learning in anorexia nervosa - an fMRI study.
Sign Up to like & getrecommendations! Published in 2022 at "Psychological medicine"
DOI: 10.1017/s0033291721005493
Abstract: BACKGROUND The serotonin (5-HT) hypothesis of anorexia nervosa (AN) posits that individuals predisposed toward or recovered from AN (recAN) have a central nervous hyperserotonergic state and therefore restrict food intake as a means to reduce… read more here.
Keywords: anorexia nervosa; instrumental reward; reward learning; depletion ... See more keywords
Cardiac Cycle Affects the Asymmetric Value Updating in Instrumental Reward Learning
Sign Up to like & getrecommendations! Published in 2022 at "Frontiers in Neuroscience"
DOI: 10.3389/fnins.2022.889440
Abstract: This study aimed to investigate whether instrumental reward learning is affected by the cardiac cycle. To this end, we examined the effects of the cardiac cycle (systole or diastole) on the computational processes underlying the… read more here.
Keywords: cycle; instrumental reward; reward learning; cardiac cycle ... See more keywords