Affiliation: Friedrich Schiller University
- LC-MS/MS determination of the isomeric neurotoxins BMAA (beta-N-methylamino-L-alanine) and DAB (2,4-diaminobutyric acid) in cyanobacteria and seeds of Cycas revoluta and Lathyrus latifoliusThomas Krüger
Friedrich Schiller University of Jena, Institute of Nutrition, Department of Food Chemistry, Dornburger Str 25, 07743 Jena, Germany
Toxicon 55:547-57. 2010..06 microg g(-1) in cyanobacteria and <0.008 microg g(-1) in angiosperm seeds. The highly specific analysis method with increased detection sensitivity eliminates the disadvantages of derivatization-based methods to be discussed...
- Development of an analytical method for the unambiguous structure elucidation of cyclic peptides with special appliance for hepatotoxic desmethylated microcystinsThomas Krüger
Department of Food Chemistry, Friedrich Schiller University of Jena, Institute of Nutrition, 07743 Jena, Germany
Toxicon 54:302-12. 2009..On the basis of this method it is demonstrated that dm-MC-RR with the structure [Dha(7)]MC-RR represented the major compound in the microcystin pattern of Microcystis aeruginosa bloom events in 2005 and 2006 in Lake Senftenberg, Germany...
- Influence of cultivation parameters on growth and microcystin production of Microcystis aeruginosa (Cyanophyceae) isolated from Lake Chao (China)Thomas Krüger
Department of Plant Physiology, Institute of General Botany and Plant Physiology, Friedrich Schiller University Jena, Dornburger Str 159, 07743, Jena, Germany
Microb Ecol 63:199-209. 2012..aeruginosa evidenced the decrease of toxin production by time-dependent exposure with the cryoprotectant dimethyl sulfoxide under thawing conditions without affecting the growth of the cyanobacterial cells...
- More and more toxins around-analysis of cyanobacterial strains isolated from Lake Chao (Anhui Province, China)Thomas Krüger
University of Jena, Institute of Nutrition, Department of Food Chemistry, Dornburger Street 25, 07743 Jena, Germany
Toxicon 56:1520-4. 2010..Microcystin variants within one strain ranged up to 11, the concentration up to 4.799 mg g DW(-1). Mass spectrometry analysis confirmed desmethylated microcystin variants...