Related Experiment Videos
Increased fasting plasma ghrelin levels during alcohol abstinence
Dai-Jin Kim1, Su-Jung Yoon, Bomoon Choi
1Department of Psychiatry, KARF Hospital, 1241 Backseokdong, Ilsangu, Goyangsi, Gyeonggido 411-816, South Korea.
Alcohol and Alcoholism (Oxford, Oxfordshire)
|November 3, 2004
Summary
Ghrelin levels are higher in alcohol abstainers and correlate with abstinence duration. Higher ghrelin may indicate longer abstinence in individuals with alcohol dependence.
Area of Science:
- Endocrinology
- Neuroscience
- Addiction Medicine
Background:
- Ghrelin, a peptide hormone, counteracts leptin and influences feeding behavior.
- Ghrelin and leptin signaling involve the neuropeptide Y (NPY) and Agouti-related protein (AGRP) systems.
- Leptin and NPY are implicated in the pathophysiology of alcoholism.
Purpose of the Study:
- To investigate the association between ghrelin levels and abstinence status in individuals with alcohol dependence.
- To explore the relationship between ghrelin and the duration of abstinence from alcohol.
Main Methods:
- Fasting plasma ghrelin levels were measured.
- Comparison between 47 individuals with chronic alcoholism during abstinence and 50 control subjects.
Main Results:
- Alcohol abstainers exhibited higher fasting plasma ghrelin levels compared to controls.
- A positive correlation was found between ghrelin levels and the duration of abstinence.
- Daily alcohol intake before abstinence was inversely associated with ghrelin levels.
Conclusions:
- Ghrelin may play a role in the development of alcohol dependence.
- Ghrelin appears particularly relevant during the abstinence period in chronic alcoholism.
- Findings suggest ghrelin as a potential biomarker for abstinence in alcohol dependence.