Zobrazeno 1 - 10
of 137
pro vyhledávání: '"H. R. Buser"'
Publikováno v:
Biology and Fertility of Soils. 13:229-234
Ergosta-5,7,22-tri-3-enol (ergosterol) was identified by gas chromatography-mass spectrometry in roots of berseem (Trifolium alexandrinum L., cv. Landsorte) and sweet corn (Zea mays L., cv. Honeycomb-F1) infected with the vesicular-arbuscular mycorrh
Publikováno v:
Environmental toxicology and chemistry. 20(2)
Vertical concentration profiles of diclofenac were measured in Lake Greifensee (Switzerland) under mixed (February/December) and stratified (July) lake conditions. The concentrations ranged from 1 to 12 ng/L and were lower in summer than in winter, e
Publikováno v:
Xenobiotica; the fate of foreign compounds in biological systems. 23(1)
1. 2,3,7,8-Tetrabromodibenzodioxin was administered to bile-duct-cannulated rats in a single oral dose. 2. The compound was metabolized in the liver and metabolites were secreted into the bile. 3. Several phenolic metabolites were identified as their
Autor:
H R, Buser
Publikováno v:
IARC scientific publications. (108)
Autor:
H. R. Buser, N. U. Bosshard, Fritz Raschdorf, J. Hurter, M. W. Kozlowski, J. Schreiber, E. Schlumpf, E. F. Boller, R. Dahinden, Wilhelm J. Richter, L. Damm, R. Schöni, Hans Fritz, B. Blattmann, E. Städler
Publikováno v:
Experientia. 43:157-164
An oviposition-deterring pheromone (ODP) of the European cherry fruit flyRhagoletis cerasi L. was isolated from faeces using cellulose and several reverse phase TLC and HPLC procedures. The biological activity was evaluated by means of behavior tests
Publikováno v:
Chemosphere. 18:259-264
The metabolism of seven PCDF-isomers, including 2367- and 1378-tetra-CDF, 12348-, 12378- and 23478-penta-CDF, 123678-hexa-CDF and 1234678-hepta-CDF was investigated in the rat. Biliary metabolites from all compounds, except hepta-CDF were identified.
Publikováno v:
Chemosphere. 13:351-357
Single doses of 2,3,7,8-tetrachlorodibenzofuran (2378-TCDF) were administered orally to bile duct cannulated rats and bile collected for up to 48 hours. The bile was analysed for the parent compound and metabolites. In organic extracts, which had bee
Publikováno v:
Zeitschrift für Naturforschung C. 31:499-503
The electroantennogram-active compound in abdominal tip extracts of E. ambiguella females was identified as cis-9-dodecenyl actetate. The compound was present at a level of 25 ng per female and absent in a male extract. The synthetic chemical shows p
Publikováno v:
Zeitschrift für Naturforschung C. 35:45-48
Evidence obtained by glass capillary gas chromatography coupled to an electroantennographic detector or a mass spectrometer confirmed that Z-11-hexadecenyl acetate is the major component in the pheromone gland washes of calling Mamestra brassicae fem
Autor:
Hermann Bogenschütz, H. Arn, Stefan Rauscher, H. R. Buser, E. Priesner, D. L. Struble, S. Voerman
Publikováno v:
Zeitschrift für Naturforschung C. 34:1281-1284
In electroantennographic studies on Tortrix viridana males, (E)-11-tridecenyl acetate displayed the highest activity of all straight-chain alkenyl acetates. However, evidence obtained by gas chromatography coupled to an electroantennographic dete