Zobrazeno 1 - 10
of 29
pro vyhledávání: '"H. Gräser"'
Publikováno v:
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft. 91(2)
Owing to the sophisticated equipment currently required for the investigation of pupillary behavior, pupillographic procedures are still the preserve of a few specialized laboratories. To allow pupillographic measurements under ophthalmological offic
Publikováno v:
Biochemie und Physiologie der Pflanzen. 173:114-122
Summary The concentration of cAMP was determined in extracts of crude homogenates of maize seedlings, 3800 · g supernatants and isolated chloroplasts by the isotope dilution test. After extractpurification by precipitation with BaSO4 and by chromato
Publikováno v:
Journal of Chromatography A. 280:331-342
Employment of high-performance liquid chromatography for the determination of uridine-5′-diphosphoglucose:phenol-β- D -glucosyltransferase activity in vitro by use of partially purified enzyme from plants of Beta vulgaris ssp. rapacea var. altissi
Autor:
H. Gräser, U. Enkhardt
Publikováno v:
Journal of Chromatography A. 198:373-376
Reduktiver abbau einer huminsäure-modellsubstanz: Nachweis der abbauprodukte mittels chromatographie
Publikováno v:
Geoderma. 36:255-261
A polymer resembling humic acid was prepared by oxidation of 3,4-dihydroxycinnamic acid (caffeic acid) with periodic acid. The polymer was then subjected to reductive cleavage with sodium amalgam. The resulting phenolic products were examined with th
Publikováno v:
Biochemie und Physiologie der Pflanzen. 163:483-491
Summary Maize seedlings can metabolise the herbicide simazine, which is the reason for their tolerance. It was shown, that the hydroxylation of simazine in this plants takes place very intensive. Metabolism of the side chains and rings of the applied
Autor:
A. Von Gzik, H. Gräser
Publikováno v:
Biochemie und Physiologie der Pflanzen. 163:458-467
Summary The herbicidr simazine causes a real stimulation of growth of tolerant maize seedlings. Because under our conditions an increased production of organic substances by photosynthesis was excluded, we analysed the amino acid and protein content.
Autor:
H H, Wolff, H, Gräser
Publikováno v:
Der Hautarzt; Zeitschrift fur Dermatologie, Venerologie, und verwandte Gebiete. 28(7)
Electron microscopy by negative staining is a well-known, simple and quick diagnostic method to demonstrate virus particles. A method for routine work is described. The morphology of important viruses of the herpes and pox group is shown. In herpes s