Zobrazeno 1 - 10
of 15
pro vyhledávání: '"L M, Rubasheva"'
Autor:
N V, Kozlova, N A, L'vova, O A, Lapchinskaia, E B, Dokuchaeva, L M, Rubasheva, B V, Rozynov, M N, Preobrazhenskaia
Publikováno v:
Antibiotiki i khimioterapiia = Antibiotics and chemoterapy [sic]. 35(5)
A mutant strain of the bruneomycin-producing culture which produced up to 10% of the minor component was selected. The component was identified as streptonigrone. It was isolated and its physicochemical properties and antibacterial activity were inve
Autor:
T. V. Vlasova, A. S. Mezentsev, M. G. Brazhnikova, V. V. Kulyaeva, L. M. Rubasheva, Yu. N. Sheinker, O. S. Anisimova
Publikováno v:
Chemistry of Natural Compounds. 7:629-632
1. It has been shown that the antitumoral antibiotic sibiromycin is a glycoside of a new amino sugar which has been called sibirosamine.
Autor:
V. V. Kulyaeva, L. M. Rubasheva, M. G. Brazhnikova, A. S. Mezentsev, Yu. N. Sheinker, T. F. Vlasova, O. S. Anisimova
Publikováno v:
Chemistry of Natural Compounds. 9:223-228
1. The acid hydrolysis of the dimethyl ether of the “product of acid hydrolysis” of the antitumoral antibiotic sibiromycin forms 4-(prop-1-enyl)pyrrole-2-carboxaldehyde and 3,6-dimethoxy-5-methyl-anthranilic acid. 2. The “product of acid hydrol
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 20:884-886
1. The electron donor capacity with respect to H-acid increases in the series from the complete amide of phosphorous acid. 2. The frequency shift and intensity of the absorption bands of H-complexes of derivatives of trivalent phosphorus are lower th
[Quantitative determination of the antibiotic doxorubicin by high-performance liquid chromatography]
Publikováno v:
Antibiotiki i meditsinskaia biotekhnologiia = Antibiotics and medical biotechnology. 31(11)
A new three-component system was developed for separation of a mixture containing 6 components: doxorubicin, rubomycin, dihydrorubomycin, 14-bromrubomycin, doxorubicinone and rubomycinone. The system uses reverse phase high performance liquid chromat
Publikováno v:
Antibiotiki. 24(8)
Publikováno v:
Antibiotiki. 27(7)
The composition of virenomycin, a new antitumor antibiotic was studied. Two components V and M were detected with high resolution liquid chromatography and thin layer chromatography on siluphol (Czechoslovakia) and silica gel (Merk, BRD). A preparati
Publikováno v:
Chemischer Informationsdienst. 10
Publikováno v:
Antibiotiki. 25(7)
Three components differing by their properties from the carminomycins described earlier were isolated from the carminomycin complex. Comparison of the IR and UV spectra, as well as chromatographic and physicochemical properties of 2 of them showed th
Publikováno v:
Antibiotiki. 28(4)
Separation of the main components of the nebramycin complex of apramycin, kanamycin B and tobramycin was achieved in the form of their 2,4-dinitrophenyl derivatives. A chromatograph SR 8000 of 'Spectra-Physics" and a column 'Sperisorb C6" (4.6 X 250