Publications by authors named "Helmut Wiedenfeld"

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Anti-hyperglycemic effect of Opuntia streptacantha Lem.
Adolfo Andrade-Cetto, Helmut Wiedenfeld

J Ethnopharmacol· January 2011

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Chronic hypoglycemic effect of Malmea depressa root on n5-streptozotocin diabetic rats.
Adolfo Andrade-Cetto, Eddy Martínez-Zurita, Ana Soto-Constantino, Cristina Revilla-Monsalve, Helmut Wiedenfeld

J Ethnopharmacol· March 2008

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Hypoglycemic effect of Cecropia obtusifolia Bertol aqueous extracts on type 2 diabetic patients.
Ma Cristina Revilla-Monsalve, Adolfo Andrade-Cetto, Miguel Angel Palomino-Garibay, Helmut Wiedenfeld, Sergio Islas-Andrade

J Ethnopharmacol· May 2007

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Hypoglycemic effect of Tournefortia hirsutissima L., on n-streptozotocin diabetic rats.
Adolfo Andrade-Cetto, Cristina Revilla-Monsalve, Helmut Wiedenfeld

J Ethnopharmacol· May 2007

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Hypoglycemic effect of Malmea depressa root on streptozotocin diabetic rats.
Adolfo Andrade-Cetto, Eddy Martínez-Zurita, Helmut Wiedenfeld

J Ethnopharmacol· September 2005

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Hypoglycemic effect of Acosmium panamense bark on streptozotocin diabetic rats.
Adolfo Andrade-Cetto, Helmut Wiedenfeld

J Ethnopharmacol· February 2004

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Life history parameters of the two-spotted spider mite (Tetranychus urticae Koch) feeding on bean leaves treated with pyrrolizidine alkaloids.
Agnieszka Pietrosiuk, Mirosława Furmanowa, Danuta Kropczyńska, Beata Kawka, Helmut Wiedenfeld

J Appl Toxicol· January 2004

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Pyrone glycosides from Acosmium panamense (Benth.) Yacovlev.
Helmut Wiedenfeld, Adolfo Andrade-Cetto

Z Naturforsch C J Biosci· January 2004

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Pyrrolizidine alkaloids from Lithospermum canescens Lehm.
Helmut Wiedenfeld, Agnieszka Pietrosiuk, Miroslava Furmanowa, Erhard Roeder

Z Naturforsch C J Biosci· June 2003

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Toxic pyrrolyzidine alkaloids from three mongolian plants. a possible risk for cattle poisoning.
Helmut Wiedenfeld, D Altanchimeg, A Gantur, S Narantuya

J Nat Toxins· August 2002

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Hypoglycemic effect of Equisetum myriochaetum aerial parts on type 2 diabetic patients.
Ma Cristina Revilla, Adolfo Andrade-Cetto, Sergio Islas, Helmut Wiedenfeld

J Ethnopharmacol· June 2002

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