Zobrazeno 1 - 7
of 7
pro vyhledávání: '"D V, Fedorovych"'
Autor:
V. P. Oliferchuk, D. V. Fedorovych
Publikováno v:
Faktori eksperimental'noi evolucii organizmiv. 24:133-138
Aim. To evaluate the effect of soybean and spring barley seeds treatment with haploid cells of fungus Tuber melanosporum IMB F- 100106 on the growth and development of soybean and spring barley. Methods. The study was conducted in field conditions on
Publikováno v:
Mikrobiolohichnyi zhurnal (Kiev, Ukraine : 1993). 78(4)
Roseoflavin (RoF), and its metabolic precursor 8-dimethylaminoriboflavin (AF), produced by Gram-positive bacteria Streptomyces davawensis and Streptomyces cinnabarinus, reveal a strong antibiotic effect against Staphyloccus aureus, Bacillus subtilis,
Autor:
I B, Sydorovych, D V, Fedorovych
Publikováno v:
Mikrobiolohichnyi zhurnal (Kiev, Ukraine : 1993). 64(5)
In response to MnCl2 introduction the yeast Debaryomyces hansenii shows the increase of intracellular iron content and riboflavin biosynthesis level. Under iron deficiency the yeast cells sensitivity to manganese ions increases in spite of redundant
Autor:
D V, Fedorovych, Iu R, Borets'kyĭ
Publikováno v:
Ukrains'kyi biokhimichnyi zhurnal (1999 ). 72(3)
General principles of regulation of transcription in eucaryotic cells are characterized. Investigations on riboflavin biosynthesis and regulation of this process in yeasts are summarized. The data obtained permit to consider riboflavin biosynthesis c
Publikováno v:
Ukrains'kyi biokhimichnyi zhurnal (1999 ). 72(2)
The effect of oxidative stress on riboflavin (vitamin B2) biosynthesis and iron accumulation in flavinogenic yeast P. guilliermondii was investigated. Treatment of P. guilliermondii cells with superoxidgenerating agent methylviologen leads to elevate
Publikováno v:
Ukrainskii biokhimicheskii zhurnal (1. 67(1)
Properties of Pichia guilliermondii ferrireductase of the crude extracts and ammonium sulfate preparations were studied. NADH and Cu (II) ions are necessary for ferrireductase activity. Mg (II) also stimulates this reaction while oxygen acts as a sli
Autor:
M. T. Yurkiv, A. A. Sibirny, Olena O. Kurylenko, D. V. Fedorovych, D. Grabek-Lejko, O. M. Kolodii
Publikováno v:
Faktori eksperimental'noi evolucii organizmiv. 21:82-86
Aim. Chromate is very toxic, displays mutagenic and carcinogenic activity and its pollution poses a serious environment problem. The development of efficient methods for detoxification of this oxyanion is of great importance. For microbial cells, it