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Proceedings of the National Academy of Sciences of the United States of America|March 3, 2015
Persistent and widespread occurrence of bioactive quinone pigments during post-Paleozoic crinoid diversificationKlaus Wolkenstein
Progress in the Chemistry of Organic Natural Products|February 5, 2017
Natural Product Molecular FossilsHeinz Falk, Klaus Wolkenstein
Angewandte Chemie (International Ed. in English)|May 5, 2020
Magnetically Induced Alignment of Natural Products for Stereochemical Structure Determination via NMRNiels Karschin, Klaus Wolkenstein, Christian Griesinger
Proceedings of the National Academy of Sciences of the United States of America|October 27, 2010
Boron-containing organic pigments from a Jurassic red algaKlaus Wolkenstein, Jürgen H Gross, Heinz Falk
Journal of the American Chemical Society|October 8, 2015
Structure and Absolute Configuration of Jurassic Polyketide-Derived Spiroborate Pigments Obtained from Microgram QuantitiesKlaus Wolkenstein, Han Sun, Heinz Falk, et al.
Journal of Natural Products|December 1, 2009
Proisocrinins A-F, brominated anthraquinone pigments from the stalked crinoid Proisocrinus ruberrimusKlaus Wolkenstein, Wolfgang Schoefberger, Norbert Müller, et al.
Frontiers in Zoology|January 1, 2020
Eumelanin and pheomelanin pigmentation in mollusc shells may be less common than expected: insights from mass spectrometrySusanne Affenzeller, Klaus Wolkenstein, Holm Frauendorf, et al.
Scientific Reports|February 14, 2020
Challenging the concept that eumelanin is the polymorphic brown banded pigment in Cepaea nemoralisSusanne Affenzeller, Klaus Wolkenstein, Holm Frauendorf, et al.
Proceedings. Biological Sciences|April 18, 2006
Preservation of hypericin and related polycyclic quinone pigments in fossil crinoidsKlaus Wolkenstein, Jürgen H Gross, Heinz Falk, et al.
Plos One|October 18, 2019
Quantitation of eumelanin and pheomelanin markers in diverse biological samples by HPLC-UV-MS following solid-phase extractionSusanne Affenzeller, Holm Frauendorf, Tobias Licha, et al.
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