Barberry (Berberis vulgaris) is a well known medicinal plant in Iran and has also been used as food. The antihistaminic and anticholinergic activity of aqueous extract of barberry fruits were investigated on isolated guinea-pig ileum, and dose-response curves of histamine and acetylcholine with and without extract were plotted. The pA(2) values for antihistaminic activity of extract and dexchlorpheniramine were calculated (extract; pA(2) +/- S.E.M. = 4.50 +/- 0.01[-log C (g/l)]; dexchlorpheniramine; pA(2) +/- S.E.M. = 9.36 +/- 0.14[-log C (M)]) and compared with each other. The pA(2) values for anticholinergic activity of extract and atropine were also calculated (extract, pA(2) +/- S.E.M. = 4.37 +/- 0.03[-log C (g/l)]; atropine, pA(2) +/- S.E.M. = 8.99 +/- 0.13[-log C (M)]) and compared. The results indicated antihistaminic and anticholinergic activity of extract that seems to be of the competitive type. (C) 1999 Elsevier Science Ltd. All rights reserved.
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Univ Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, SpainUniv Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, Spain
Abalo, Raquel
Vera, Gema
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Univ Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, SpainUniv Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, Spain
Vera, Gema
Jose Rivera, Antonio
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Univ Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, SpainUniv Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, Spain
Jose Rivera, Antonio
Moro-Rodriguez, Ernesto
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Univ Rey Juan Carlos, Fac Ciencias Salud, Dept Histol & Anat Patol, Madrid 28922, SpainUniv Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, Spain
Moro-Rodriguez, Ernesto
Isabel Martin-Fontelles, Maria
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Univ Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, SpainUniv Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, Spain
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Univ Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, SpainUniv Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, Spain
Abalo, Raquel
Vera, Gema
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Univ Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, SpainUniv Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, Spain
Vera, Gema
Jose Rivera, Antonio
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Univ Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, SpainUniv Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, Spain
Jose Rivera, Antonio
Moro-Rodriguez, Ernesto
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Univ Rey Juan Carlos, Fac Ciencias Salud, Dept Histol & Anat Patol, Madrid 28922, SpainUniv Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, Spain
Moro-Rodriguez, Ernesto
Isabel Martin-Fontelles, Maria
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Univ Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, SpainUniv Rey Juan Carlos, Fac Ciencias Salud, Dept Farmacol & Nutr, Madrid 28922, Spain