Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Beate Siewert"'
Publikováno v:
Journal of Ethnopharmacology. 217:134-139
Ethnopharmacological relevance Pyrrolizidine alkaloids (PAs) are secondary plant ingredients formed in many plant species to protect against predators. PAs are generally considered acutely hepatotoxic, genotoxic and carcinogenic. Up to now, only few
Publikováno v:
Planta Medica. 81:S1-S381
Autor:
Jürgen Drewe, Christin Moser, Verena Schöning, Greta Marie Assmann, Kristina Forsch, Beate Siewert, Veronika Butterweck
Publikováno v:
Phytotherapy Research
Ze 339, a CO2 extract prepared from the leaves of Petasites hybridus, possesses antispasmodic and anti‐inflammatory effects and is proven to be effective in the treatment of allergic rhinitis. To study possible hepatotoxic effects of Ze 339, its ma
Publikováno v:
Planta medica. 84(11)
Petasites hybridus extract is used in the treatment of seasonal allergic rhinitis. The aim of this study was to evaluate the active constituent petasin and its isomers isopetasin and neopetasin (petasins) in the P. hybridus extract Ze 339 for liberat
Publikováno v:
65th International Congress and Annual Meeting of the Society for Medicinal Plant and Natural Product Research (GA 2017).
Publikováno v:
Journal of Chromatography B. 997:23-29
Due to increasing regulatory awareness of their hepatotoxic, genotoxic and possibly carcinogenic potential, pyrrolizidine alkaloid (PA) content has to be thoroughly monitored in herbal medicinal preparations. Recently, new very low PA regulatory thre
Publikováno v:
Journal of pharmaceutical sciences. 106(12)
Cimicifuga racemosa products are widely used in the treatment of climacteric symptoms. The aim of this study was to evaluate C racemosa extract Ze 450 according to Biopharmaceutics Classification System (BCS). Triterpene glycosides served as analytic
Publikováno v:
Journal of Bioequivalence & Bioavailability.
Purpose: Aim of this study was to evaluate St. John’s wort (SJW) extract for its suitability to be formulated in a sustained release dosage form using Ze 117 as example extract. Methods: Hypericin as marker for naphtodianthrones and quercetin as ma
Publikováno v:
Toxicology Letters. 280:S197
Publikováno v:
Planta Medica. 80