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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
11
pubmed:dateCreated
2010-10-20
pubmed:abstractText
Previous studies indicated that disruption of glial function in the spinal cord enhanced electroacupuncture (EA) analgesia in arthritic rats, suggesting glia is involved in processing EA analgesia. To probe into the potential value for clinical practice, the present study was to investigate the effect of propentofylline, a glia inhibitor, on EA analgesia in rats. Mechanical allodynia induced by tetanic stimulation of sciatic nerve (TSS) was used as a pain model. On day 7 after TSS, EA treatment induced a significant increase in paw withdrawal threshold to mechanical stimulation. Intrathecal or intraperitoneal injection of propentofylline relieved TSS-induced mechanical allodynia. The combination of low dosage of propentofylline and EA produced more potent anti-allodynia than propentofylline or EA alone. Immunohistochemistry exhibited that TSS-induced activation of microglia and astrocytes was inhibited significantly by propentofylline. These results indicate that propentofylline and EA induce synergetic analgesia by interrupting spinal glial function.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Nov
pubmed:issn
1573-6903
pubmed:author
pubmed:issnType
Electronic
pubmed:volume
35
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
1780-6
pubmed:meshHeading
pubmed:year
2010
pubmed:articleTitle
Synergetic analgesia of propentofylline and electroacupuncture by interrupting spinal glial function in rats.
pubmed:affiliation
Institute of Neurobiology, State Key Laboratory of Medical Neurobiology, Fudan University, Shanghai, China.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't