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- Publications
- Influence
Spice: a never ending story?
- R. Lindigkeit, A. Böhme, +4 authors T. Beuerle
- Art, Medicine
- Forensic science international
- 30 October 2009
On January 22nd 2009, the German Health Authorities prohibited several non-traditional cannabinoids, that proved to be the active components in popular "Bio-Designer-Drugs" like "Spice" and analogous… Expand
O-Methyltransferases Involved in the Biosynthesis of Volatile Phenolic Derivatives in Rose Petals1
- N. Lavid, J. Wang, +11 authors E. Lewinsohn
- Biology, Medicine
- Plant Physiology
- 1 August 2002
Rose (Rosa hybrida) flowers produce and emit a diverse array of volatiles, characteristic to their unique scent. One of the most prominent compounds in the floral volatiles of many rose varieties is… Expand
Pyrrolizidine alkaloids in honey: risk analysis by gas chromatography-mass spectrometry.
- M. Kempf, T. Beuerle, +5 authors P. Schreier
- Chemistry, Medicine
- Molecular nutrition & food research
- 1 October 2008
Recently, contamination of honey with pyrrolizidine alkaloids (PA) has been reported as potential health risk. Therefore, it was of interest to develop a reliable tool for selective and quantitative… Expand
Pyrrolizidine alkaloids in pollen and pollen products.
- M. Kempf, S. Heil, +6 authors T. Beuerle
- Biology, Medicine
- Molecular nutrition & food research
- 1 February 2010
Recently, 1,2-dehydropyrrolizidine alkaloid (PA) ester alkaloids, found predominantly as their N-oxides (PANOs, pyrrolizidine N-oxides), have been reported in both honey and in pollen obtained… Expand
Frequent gain and loss of pyrrolizidine alkaloids in the evolution of Senecio section Jacobaea (Asteraceae).
- P. Pelser, H. de Vos, C. Theuring, T. Beuerle, K. Vrieling, T. Hartmann
- Biology, Medicine
- Phytochemistry
- 1 June 2005
Pyrrolizidine alkaloids (PAs) of the macrocyclic senecionine type are secondary metabolites characteristic for most species of the genus Senecio (Asteraceae). These PAs are deterrent and toxic to… Expand
Pyrrolizidine alkaloids in honey: comparison of analytical methods
- M. Kempf, M. Wittig, +6 authors T. Beuerle
- Chemistry, Medicine
- Food additives & contaminants. Part A, Chemistry…
- 1 March 2011
Pyrrolizidine alkaloids (PAs) are a structurally diverse group of toxicologically relevant secondary plant metabolites. Currently, two analytical methods are used to determine PA content in honey. To… Expand
Turning the ‘Mustard Oil Bomb’ into a ‘Cyanide Bomb’: Aromatic Glucosinolate Metabolism in a Specialist Insect Herbivore
- E. Stauber, Petrissa Kuczka, +5 authors Ute Wittstock
- Biology, Medicine
- PloS one
- 20 April 2012
Plants have evolved a variety of mechanisms for dealing with insect herbivory among which chemical defense through secondary metabolites plays a prominent role. Physiological, behavioural and… Expand
Pyrrolizidine alkaloids (PAs) in honey and pollen-legal regulation of PA levels in food and animal feed required.
- M. Kempf, Annika Reinhard, T. Beuerle
- Biology, Medicine
- Molecular nutrition & food research
- 2010
Pyrrolizidine alkaloids (PAs) are secondary plant constituents that comprise about 400 different structures and occur in two major forms, a tertiary form and the corresponding N-oxide. PAs containing… Expand
Identification and characterization of JWH-122 used as new ingredient in "Spice-like" herbal incenses.
- L. Ernst, Hans-Martin Schiebel, C. Theuring, R. Lindigkeit, T. Beuerle
- Chemistry, Medicine
- Forensic science international
- 20 May 2011
Recently, several cases across Germany were reported where teenagers were hospitalized showing severe side effects after consumption of a new "Spice-like" herbal incense called "Lava red". The active… Expand
Biosynthesis of the hyperforin skeleton in Hypericum calycinum cell cultures.
- Petra Klingauf, T. Beuerle, A. Mellenthin, S. A. El-Moghazy, Z. Boubakir, L. Beerhues
- Biology, Medicine
- Phytochemistry
- 2005
Hyperforin is an important antidepressant constituent of Hypericum perforatum (St. John's wort). Cell cultures of the related species H. calycinum were found to contain the homologue adhyperforin and… Expand