Ludger Witte

Overview

Best Publications

• Patterns of quinolizidine alkaloids in 56 species of the genus Lupinus

  Michael Wink;Carsten Meißner;Ludger Witte

  375
  Citations

• Chapter Four - Chemistry, Biology and Chemoecology of the Pyrrolizidine Alkaloids

  Thomas Hartmann;Ludger Witte

  301
  Citations

• Chemical and Physical Characterization of Four Interfacial-Active Rhamnolipids from Pseudomonas spec. DSM 2874 Grown on n-Alkanes

  Christoph Syldatk;Siegmund Lang;Fritz Wagner;Victor Wray

  266
  Citations

• Comparative analysis of pyrrolizidine alkaloids from natural sources by gas chromatography-mass spectrometry

  Ludger Witte;Patrizia Rubiolo;Carlo Bicchi;Thomas Hartmannt

  195
  Citations

• Four new bioactive polybrominated diphenyl ethers of the sponge Dysidea herbacea from West Sumatra, Indonesia

  D. Handayani;R.A. Edrada;P. Proksch;V. Wray

  193
  Citations

• Four New Bioactive Manzamine-Type Alkaloids from the Philippine Marine Sponge Xestospongia ashmorica

  R. A. Edrada;P. Proksch;V. Wray;L. Witte

  179
  Citations

• Pyrrolizidine alkaloids in Chromolaena odorata. Chemical and chemoecological aspects

  Andreas Biller;Michael Boppré;Ludger Witte;Thomas Hartmann

  167
  Citations

• Qualitative and Quantitative Analysis of the Phenolic Constituents from Orthosiphon aristatus.

  Wahono Sumaryono;Peter Proksch;Victor Wray;Ludger Witte

  166
  Citations

• Chemotypes of two pyrrolizidine alkaloid-containing Senecio species

  L. Witte;L. Ernst;H. Adam;T. Hartmann

  153
  Citations

• Turnover and transport of quinolizidine alkaloids. Diurnal fluctuations of lupanine in the phloem sap, leaves and fruits of Lupinus albus L.

  Michael Wink;Ludger Witte

  150
  Citations

• An insecticidal rocaglamide derivatives and related compounds from Aglaia odorata (Meliaceae)

  B. W. Nugroho;R. A. Edrada;V. Wray;L. Witte

  144
  Citations

• Interrelationship between Quinolizidine Alkaloid Producing Legumes and Infesting Insects: Exploitation of the Alkaloid- Containing Phloem Sap of Cytisus scoparius by the Broom Aphid Aphis cytisorum

  Michael Wink;Thomas Hartmann;Ludger Witte;Joachim Rheinheimer

  139
  Citations

• Levels and tissue distribution of loline alkaloids in endophyte-infected Festuca pratensis

  Matthias Justus;Ludger Witte;Thomas Hartmann

  128
  Citations

• Accumulation of quinolizidine alkaloids in plants and cell suspension cultures: genera lupinus, cytisus, baptisia, genista, laburnum, and sophora.

  M. Wink;L. Witte;T. Hartmann;C. Theuring

  124
  Citations

• Reinvestigation of the Alkaloid Composition of Atropa belladonna Plants, Root Cultures, and Cell Suspension Cultures.

  F. Oprach;T. Hartmann;L. Witte;G. Toppel

  122
  Citations

• Investigation of the Alkaloid Pattern of Datura innoxia Plants by Capillary Gas-Liquid-Chromatography-Mass Spectrometry.

  Ludger Witte;Kerstin Müller;Hans Adolf Arfmann

  119
  Citations

• Capillary gas chromatography-mass spectrometry of Amaryllidaceae alkaloids

  Mirko Kreh;Rudolf Matusch;Ludger Witte

  119
  Citations

• Alkaloid patterns and biosynthetic capacity of root cultures from some pyrrolizidine alkaloid producing Senecio species.

  G. Toppel;L. Witte;B. Riebesehl;K. v. Borstel

  114
  Citations

• ANTIBIOTIC AND CYTOTOXIC ACTIVITY OF BROMINATED COMPOUNDS FROM THE MARINE SPONGE VERONGIA-AEROPHOBA

  R Teeyapant;Herman Woerdenbag;P Kreis;J Hacker

  114
  Citations

• Pyrrolizidine alkaloids: different acquisition and use patterns in Apocynaceae and Solanaceae feeding ithomiine butterflies (Lepidoptera: Nymphalidae)

  José Roberto Trigo;Keith S. Brown;Ludger Witte;Thomas Hartmann

  111
  Citations