Authors:
Karbownik, M
Reiter, RJ
Burkhardt, S
Gitto, E
Tan, DX
Lewinski, A
Citation: M. Karbownik et al., Melatonin attenuates estradiol-induced oxidative damage to DNA: Relevance for cancer prevention, EXP BIOL ME, 226(7), 2001, pp. 707-712
Authors:
Laws, EA
Popp, BN
Bidigare, RR
Riebesell, U
Burkhardt, S
Citation: Ea. Laws et al., Controls on the molecular distribution and carbon isotopic composition of alkenones in certain haptophyte algae, GEOCH GEO G, 2, 2001, pp. NIL_13-NIL_43
Authors:
Burkhardt, S
Reiter, RJ
Tan, DX
Hardeland, R
Cabrera, J
Karbownik, M
Citation: S. Burkhardt et al., DNA oxidatively damaged by chromium(III) and H2O2 is protected by the antioxidants melatonin, N-1-acetyl-N-2-formyl-5-methoxykynuramine, resveratrol and uric acid, INT J BIO C, 33(8), 2001, pp. 775-783
Authors:
Cabrera, J
Burkhardt, S
Tan, DX
Manchester, LC
Karbownik, M
Reiter, RJ
Citation: J. Cabrera et al., Autoxidation and toxicant-induced oxidation of lipid and DNA in monkey liver: Reduction of molecular damage by melatonin, PHARM TOX, 89(5), 2001, pp. 225-230
Authors:
Tan, DX
Manchester, LC
Burkhardt, S
Sainz, RM
Mayo, JC
Kohen, R
Shohami, E
Huo, YS
Hardeland, R
Reiter, RJ
Citation: Dx. Tan et al., N-1-acetyl-N-2-formyl-5-methoxykynuramine, a biogenic amine and melatonin metabolite, functions as a potent antioxidant, FASEB J, 15(10), 2001, pp. NIL_75-NIL_90
Authors:
Karbownik, M
Reiter, RJ
Garcia, JJ
Cabrera, J
Burkhardt, S
Osuna, C
Lewinski, A
Citation: M. Karbownik et al., Indole-3-propionic acid, a melatonin-related molecule, protects hepatic microsomal membranes from iron-induced oxidative damage: Relevance to cancer reduction, J CELL BIOC, 81(3), 2001, pp. 507-513
Authors:
Burkhardt, S
Amoroso, G
Riebesell, U
Sultemeyer, D
Citation: S. Burkhardt et al., CO2 and HCO3- uptake in marine diatoms acclimated to different CO2 concentrations, LIMN OCEAN, 46(6), 2001, pp. 1378-1391
Authors:
Ehlers, B
Burkhardt, S
Goltz, M
Bergmann, V
Ochs, A
Weiler, H
Hentschke, J
Citation: B. Ehlers et al., Genetic and ultrastructural characterization of a European isolate of the fatal endotheliotropic elephant herpesvirus, J GEN VIROL, 82, 2001, pp. 475-482
Authors:
Burkhardt, S
Tan, DX
Manchester, LC
Hardeland, R
Reiter, RJ
Citation: S. Burkhardt et al., Detection and quantification of the antioxidant melatonin in montmorency and balaton tart cherries (Prunus cerasus), J AGR FOOD, 49(10), 2001, pp. 4898-4902
Authors:
Studer, M
Burkhardt, S
Indolese, AF
Blaser, HU
Citation: M. Studer et al., Enantio- and chemoselective reduction of 2,4-diketo acid derivatives with cinchona modified Pt-catalyst - Synthesis of (R)-2-hydroxy-4-phenylbutyric acid ethyl ester, CHEM COMMUN, (14), 2000, pp. 1327-1328
Authors:
Riebesell, U
Burkhardt, S
Dauelsberg, A
Kroon, B
Citation: U. Riebesell et al., Carbon isotope fractionation by a marine diatom: dependence on the growth-rate-limiting resource, MAR ECOL-PR, 193, 2000, pp. 295-303
Authors:
Hardeland, R
Coto-Montes, A
Burkhardt, S
Zsizsik, BK
Citation: R. Hardeland et al., Circadian rhythms and oxidative stress in non-vertebrate organisms, REDOX STATE AND CIRCADIAN RHYTHMS, 2000, pp. 121-140
Citation: M. Studer et al., Enantioselective hydrogenation of alpha-keto acetals with cinchona modified Pt catalyst, CHEM COMMUN, (17), 1999, pp. 1727-1728
Authors:
Wolf-Gladrow, DA
Riebesell, U
Burkhardt, S
Bijma, J
Citation: Da. Wolf-gladrow et al., Direct effects of CO2 concentration on growth and isotopic composition of marine plankton, TELLUS B, 51(2), 1999, pp. 461-476
Citation: S. Burkhardt et al., Stable carbon isotope fractionation by marine phytoplankton in response todaylength, growth rate, and CO2 availability, MAR ECOL-PR, 184, 1999, pp. 31-41
Authors:
Hentschke, J
Meyer, H
Wittstatt, U
Ochs, A
Burkhardt, S
Aue, A
Citation: J. Hentschke et al., An outbreak of cowpox in beavers (Castor fiber canadensis) and bearcats (Ailurus fulgens) in Berlin zoo, TIER UMSCH, 54(6), 1999, pp. 311
Citation: S. Burkhardt et al., Effect of CO2 concentration on C : N : P ratio in marine phytoplankton: A species comparison, LIMN OCEAN, 44(3), 1999, pp. 683-690
Citation: S. Burkhardt et al., Effects of growth rate, CO2 concentration, and cell size on the stable carbon isotope fractionation in marine phytoplankton, GEOCH COS A, 63(22), 1999, pp. 3729-3741