Abstract:
:Increased oxidative stress in the brain due to chronic ethanol consumption is known to result in a number of neurodegenerative changes. This study was designed to test whether dietary supplementation of grape polyphenols (GP) can offer protection to the neurodegenerative changes resulting from chronic ethanol consumption. Sprague-Dawley rats were fed a Leiber-DeCarli liquid diet with ethanol or isocaloric amount of maltose, and with or without GP for 2 months. Chronic ethanol caused significant decreases in synaptosomal Na,K-ATPase (20.5%) and dopamine uptake (22.8%) activities compared with pair-fed controls. Although GP alone did not alter activities of these membrane-bound proteins, GP supplementation was able to completely protect the decrease in synaptic protein function elicited by chronic ethanol consumption.
journal_name
Neuroreportjournal_title
Neuroreportauthors
Sun GY,Xia J,Draczynska-Lusiak B,Simonyi A,Sun AYdoi
10.1097/00001756-199901180-00018subject
Has Abstractpub_date
1999-01-18 00:00:00pages
93-6issue
1eissn
0959-4965issn
1473-558Xjournal_volume
10pub_type
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