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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1981 3
1982 3
1983 1
1984 1
1985 1
1986 1
1991 1
1994 2
1995 2
1996 2
1998 1
2000 2
2001 2
2002 2
2003 4
2004 2
2005 1
2006 2
2007 4
2008 1
2009 2
2010 1
2011 3
2013 2
2015 1
2024 0

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45 results

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Page 1
Pyrrolizidinalkaloide aus Senecio aureus.
Röder E, Wiedenfeld H, Hoenig A. Röder E, et al. Among authors: wiedenfeld h. Planta Med. 1983 Sep;49(9):57-9. doi: 10.1055/s-2007-969812. Planta Med. 1983. PMID: 17405014 German. No abstract available.
Diterpene glycosides from Iphiona aucheri.
Roeder E, Bourauel T, Meier U, Wiedenfeld H. Roeder E, et al. Among authors: wiedenfeld h. Phytochemistry. 1994 Sep;37(2):353-5. doi: 10.1016/0031-9422(94)85060-7. Phytochemistry. 1994. PMID: 7765618
Anti-hyperglycemic effect of Opuntia streptacantha Lem.
Andrade-Cetto A, Wiedenfeld H. Andrade-Cetto A, et al. Among authors: wiedenfeld h. J Ethnopharmacol. 2011 Jan 27;133(2):940-3. doi: 10.1016/j.jep.2010.11.022. Epub 2010 Nov 25. J Ethnopharmacol. 2011. PMID: 21111796
Pyrrolizidine Alkaloids from Ageratum conyzoides.
Wiedenfeld H, Röder E. Wiedenfeld H, et al. Planta Med. 1991 Dec;57(6):578-9. doi: 10.1055/s-2006-960211. Planta Med. 1991. PMID: 17226207 No abstract available.
Plants containing pyrrolizidine alkaloids: toxicity and problems.
Wiedenfeld H. Wiedenfeld H. Food Addit Contam Part A Chem Anal Control Expo Risk Assess. 2011 Mar;28(3):282-92. doi: 10.1080/19440049.2010.541288. Food Addit Contam Part A Chem Anal Control Expo Risk Assess. 2011. PMID: 21360374
[Pyrrolizidinalkaloide aus Senecio congestus].
Röder E, Wiedenfeld H, Jost EJ. Röder E, et al. Among authors: wiedenfeld h. Planta Med. 1982 Mar;44(3):182-3. doi: 10.1055/s-2007-971439. Planta Med. 1982. PMID: 17402110 German. No abstract available.
45 results