Isolation of an active principle from the bracken fern that is mutagenic, carcinogenic and lethal to mice on intraperitoneal injection.
D000818:Animals; D002273:Carcinogens / Q000302:isolation & purification*; D002417:Cattle; D002855:Chromatography, Thin Layer; D007259:Infrared Rays; D007475:Ion Exchange Resins; D009682:Magnetic Resonance Spectroscopy; D013058:Mass Spectrometry; D051379:Mice; D009153:Mutagens / Q000302:isolation & purification*; D010944:Plants / Q000032:analysis*; D013057:Spectrum Analysis
D002273:Carcinogens; D007475:Ion Exchange Resins; D009153:Mutagens