Screening for Analgesic and Anti-inflammatory Activities of Extracts from Local Vegetables in Northeast Thailand
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Date
2010-02-22
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Faculty of Medicine, Khon Kaen University
Abstract
Background: Northeast region of Thailand is one of the rich source of vegetables, the favorite Thai food in daily diet. There are very few pharmacological studies in folk vegetables.Objectives: This study described screening tests for the analgesic and anti-inflammatory activities of 10 local vegetables inhabitated in the Northeast region of Thailand.Method: Analgesic activity was assessed by writhing test and tail flick test. Anti-inflammatory activity was assessed by rat hind paw edema model.Results: The water extract of vegetables at 1 g/kg administered orally in Swiss albino male mice was used to test for analgesic activity in the acetic acid-induced writhing test model. The extracts from Coccinia grandis (L.) Voigt., Tiliacora triandra Diels., Barringtonia acutangula Gaerth., Brassica juncea (Linn.) Czern\&Coss., Limnophila aromatica (Lomk) Merr., Piper samentosum Roxb. Ex. Hunter and Anethum graveolens Linn. elicited significant inhibition of writhing reflex by 35-64% (p
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Srinagarind Medical Journal (SMJ); Vol. 21 No. 4 October - December 2006; 305-310