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Progress in the Chemistry of Organic Natural Products|February 5, 2017
Natural Product Molecular FossilsHeinz Falk, Klaus WolkensteinProceedings 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 FalkJournal 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.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.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 WolkensteinProgress in the Chemistry of Organic Natural Products|April 19, 2026
The Diels-Alder Reaction as a Key Step in Natural Product SynthesisHeinz FalkAngewandte Chemie (International Ed. in English)|May 5, 2020
Magnetically Induced Alignment of Natural Products for Stereochemical Structure Determination via NMRNiels Karschin, Klaus Wolkenstein, Christian GriesingerJournal 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.Pageof 2