Document Detail


[Remote ischemic conditioning: short-term effects on rat liver ischemic-reperfusion injury].
MedLine Citation:
PMID:  23022881     Owner:  NLM     Status:  MEDLINE    
Abstract/OtherAbstract:
INTRODUCTION: Several techniques have been developed to reduce ischemic-reperfusion injury. A novel method is the remote ischemic perconditioning, applied parallel with target organ ischemia.
AIM: The aim of the study was to determine the extent of liver ischemic-reperfusion injury via the application of this novel method.
METHODS: Male Wistar rats (n = 30, 10/group) were subjected to 60-minute partial liver ischemia and 60-minute reperfusion. Rats in the perconditioned group received conditioning treatment during the last 40 minutes of liver ischemia by infrarenal aortic clamping. Hepatic and lower limb microcirculation was monitored by laser Doppler flowmeter during reperfusion. After reperfusion, liver samples were taken for routine histological examination and redox-state assessment. Serum transaminase activities and liver tissue heat-shock protein-72 expression were measured.
RESULTS: Parameters of microcirculation showed significant (p<0.05) improvement in the perconditioned group in comparison with the control. Besides the significant improvement observed in the serum alanine amino-transferase activities, significantly milder tissue injury was detected histologically in the liver sections of the perconditioned group. Moreover, significant improvement was found in the redox-state parameters.
CONCLUSION: Perconditioning may be a reasonable possibility to reduce liver ischemic-reperfusion injury.
Authors:
Zoltán Czigány; Zsolt Turóczi; Orsolya Bulhardt; Viktor Hegedüs; Gábor Lotz; Zoltán Rakonczay; Zsolt Balla; László Harsányi; Attila Szijártó
Publication Detail:
Type:  English Abstract; Journal Article    
Journal Detail:
Title:  Orvosi hetilap     Volume:  153     ISSN:  0030-6002     ISO Abbreviation:  Orv Hetil     Publication Date:  2012 Oct 
Date Detail:
Created Date:  2012-10-01     Completed Date:  2012-12-07     Revised Date:  2014-07-31    
Medline Journal Info:
Nlm Unique ID:  0376412     Medline TA:  Orv Hetil     Country:  Hungary    
Other Details:
Languages:  hun     Pagination:  1579-87     Citation Subset:  IM    
Vernacular Title:
Távoli szervi kondicionálás: rövid távú hepatoprotectiv hatások patkánymodellben.
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MeSH Terms
Descriptor/Qualifier:
Alanine Transaminase / blood
Animals
HSP72 Heat-Shock Proteins / metabolism*
Ischemia / prevention & control*
Ischemic Preconditioning / methods*
Liver / blood supply*,  metabolism*,  pathology
Male
Microcirculation
Oxidation-Reduction
Rats
Rats, Wistar
Reperfusion Injury / metabolism*,  pathology,  prevention & control*
Chemical
Reg. No./Substance:
0/HSP72 Heat-Shock Proteins; EC 2.6.1.2/Alanine Transaminase

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine


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