Search Results - "Yaderets, V. V."

New Synthetic Analogs of Progesterone: From the Search for an Active Molecule to Clinical Use (Review of Our Own Research) by Zeinalov, O. A., Andryushina, V. A., Yaderets, V. V.

“…Multi-year research resulted in the synthesis of 10 new progesterone analogs, i.e., esters of mepregenol acetate (AMOL), and studies of their biological…”
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Biotransformation of Androstenedione by Filamentous Fungi Isolated from Cultural Heritage Sites in the State Tretyakov Gallery by Zhgun, Alexander A, Potapov, Mark P, Avdanina, Darya A, Karpova, Natalya V, Yaderets, Vera V, Dzhavakhiya, Vakhtang V, Kardonsky, Dmitry A

“…The transformation of steroids by microorganisms is widely used in medical biotechnology. A huge group of filamentous fungi is one of the most promising taxa…”
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Inhibition of the Growth and Development of Sclerotinia sclerotiorum (Lib.) De Bary by Combining Azoxystrobin, Penicillium chrysogenum VKM F-4876d, and Bacillus Strains by Yaderets, Vera V., Karpova, Nataliya V., Glagoleva, Elena V., Ovchinnikov, Alexander I., Petrova, Kseniya S., Dzhavakhiya, Vakhtang V.

“…Sclerotinia sclerotiorum (Lib.) de Bary is a plant pathogen with a wide host range, which causes significant yield and storage losses of edible roots and other…”
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Antifungal Activity of the Dry Biomass of Penicillium chrysogenum F-24-28 and Is Application in Combination with Azoxystrobin for Efficient Crop Protection by Karpova, Nataliya V., Yaderets, Vera V., Glagoleva, Elena V., Petrova, Kseniya S., Ovchinnikov, Alexander I., Dzhavakhiya, Vakhtang V.

“…The developing resistance of plant pathogenic fungi to commercial fungicides has become a serious problem for efficient plant disease control. The use of…”
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Synthesis of 3β-methyl ether of dehydroepiandrosterone by biotransformation of 3β-methyl ether of cholesterol with cells of mycobacteria Mycobacterium sp by Andryushina, V. A., Stytsenko, T. S., Karpova, N. V., Yaderets, V. V., Zavarzin, I. V., Kurilov, D. V.

“…3p-Methyl ether of dehydroepiandrosterone was obtained by microbiological transformation of 3ß-methyl ether of cholesterol with Mycobacterium sp…”
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Study of biotransformation of cholesterol 3β-methyl ether by mycobacteria Mycobacterium sp by Yaderets, V. V., Karpova, N. V., Stytsenko, T. S., Andryushina, V. A., Kurilov, D. V., Zavarzin, I. V.

“…The influence of exogenous factors on the selectivity of biotransformation of cholesterol 3β-methyl ether by Mycobacterium sp. was studied. The main product of…”
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Optimization of the 9α-hydroxylation of steroid substrates using an original culture of Rhodococcus erythropolis by Andryushina, V. A., Karpova, N. V., Stytsenko, T. S., Yaderets, V. V., Voskresenskaya, E. D., Dzhavakhia, V. V.

“…To obtain inoculation material (cultivation stage 1), the biomass of Rhodococcus erythropolis VKPM AC-1740 was transferred from agar slants into 750 ml conic…”
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Preparation of Plant and Animal Sterol Ethers and Esters as Key Intermediates for the Synthesis of Dehydroepiandrosterone by Andryushina, V. A., Stytsenko, T. S., Karpova, N. V., Yaderets, V. V., Dzhavakhiya, V. V.

“…Series of cholesterol and β-sitosterol ethers and esters were obtained and could be used for subsequent enzymatic cleavage of the steroid C-17 side chain to…”
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Efficient Synthesis of 21-Acetoxypregna-1,4,9,16-Tetraene-3,20-Dione, a Key Intermediate in the Synthesis of Highly Active Fluorinated Corticosteroids from 9[alpha]-Hydroxyandrostenedione by Andryushina, V. A, Stytsenko, T. S, Karpova, N. V, Yaderets, V. V, Dzhavakhiya, V. V

“…An efficient synthesis of 21-acetoxypregna-1,4,9(11),16-tetraene-3,20-dione, a key intermediate in the synthesis of highly active fluorinated corticosteroids…”
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Effect of the steroid molecule structure on the direction of its hydroxylation by the fungus Curvularia lunata by Andryushina, V. A, Yaderets, V. V, Stytsenko, T. S, Druzhinina, A. V, Voishvillo, N. E

“…The main and side products of hydroxylation by the C. lunata VKPM F-981 mycelium of fourteen Δ₄-3-ketosteroids of the estrane, androstane, and pregnane series…”
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Hydroxylation of steroids by Curvularia lunata mycelium in the presence of methyl-β-cyclodextrine by Andrushina, V. A, Druzhinina, A. V, Yaderets, V. V, Stitsenko, T. S, Voishvillo, N. E

“…Transformation of 16 Δ⁵-3β-hydroxy- and Δ⁴-3-ketosteroids of androstane and pregnane classes was carried out using Curvularia lunata mycelium suspended in…”
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7α-Hydroxylation of steroid 5-olefins by mold fungi by Andryushina, V. A, Druzhinina, A. V, Yaderets, V. V, Stytsenko, T. S, Voishvillo, N. E

“…Hydroxylation activity of the mold fungi belonging to the orders Dothideales, Hypocreales, and Mucorales towards Δ⁵-3β-hydroxysteroids was studied. The fungi…”
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Studies of synthesis routes for biologically active 14α-hydroxylated steroids by Yaderets, V. V, Andryushina, V. A, Voishvillo, N. E, Stytsenko, T. S, Zeinalov, O. A

“…The conditions for preparing 14α-hydroxyandrostenedione - an intermediate in the synthesis of highly active gestagens - using the fungus Curvularia lunata CBE…”
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A study of steroid hydroxylation activity of Curvularia lunata mycelium by Yaderets, V. V., Andryushina, V. A., Bartoshevich, Yu. E., Domracheva, A. G., Novak, M. I., Stytsenko, T. S., Voishvillo, N. E.

“…It has been demonstrated that the mycelium of Curvularia lunata at the end of the logarithmic growth phase displays a maximal 11β-hydroxylase activity towards…”
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Carotenoids: Overview of the main methods and conditions of their preparation by Yaderets, V. V., Karpova, N. V., Glagoleva, E. V., Petrova, K. S., Shibaeva, A. S., Dzhavakhiya, V. V.

“…Carotenoids represent a group of isoprenoid pigments whose high biological activity is not limited to their provitamin properties. Due to their ability to…”
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Optimization of the Method of Obtaining 9α-Hydroxy-androst-4-ene-3,17-dione—the Key Intermediate in the Synthesis of Highly Active Fluorinated Corticosteroids from Phytosterols by Karpova, N. V., Stytsenko, T. S., Yaderets, V. V., Andryushina, V. A., Dzhavakhiya, V. V.

“…A method of phytosterol conversion into 9α-hydroxy-androstenedione under high loads of steroid substrate has been developed with the use of mixed cultures of…”
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Efficient Synthesis of 21-Acetoxypregna-1,4,9(11),16-Tetraene-3,20-Dione, a Key Intermediate in the Synthesis of Highly Active Fluorinated Corticosteroids from 9α-Hydroxyandrostenedione by Andryushina, V. A., Stytsenko, T. S., Karpova, N. V., Yaderets, V. V., Dzhavakhiya, V. V.

“…An efficient synthesis of 21-acetoxypregna-1,4,9(11),16-tetraene-3,20-dione, a key intermediate in the synthesis of highly active fluorinated corticosteroids…”
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14α-Hydroxylation of steroids by mycelium of the mold fungus Curvularia lunata (VKPM F-981) to produce precursors for synthesizing new steroidal drugs by Andryushina, V. A., Voishvillo, N. E., Druzhinina, A. V., Stytsenko, T. S., Yaderets, V. V., Petrosyan, M. A., Zeinalov, O. A.

“…Five 14α-hydroxylated derivatives of androstane and pregnane steroids were obtained using mycelium of the mold fungus Curvularia lunata (VKPM F-981). The…”
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14?-Hydroxylation of steroids by mycelium of the mold fungus Curvularia lunata (VKPM F-981) to produce precursors for synthesizing new steroidal drugs by Andryushina, V A, Voishvillo, N E, Druzhinina, A V, Stytsenko, T S, Yaderets, V V, Petrosyan, MA, Zeinalov, O A

“…Five 14?-hydroxylated derivatives of androstane and pregnane steroids were obtained using mycelium of the mold fungus Curvularia lunata (VKPM F-981). The…”
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Hydroxylation of steroids by Curvularia lunata mycelium in the presence of methyl-[beta]-cyclodextrine by Andrushina, V A, Druzhinina, A V, Yaderets, V V, Stitsenko, T S, Voishvillo, N E

“…Transformation of 16 Δ^sup 5^-3β-hydroxy- and Δ^sup 4^-3-ketosteroids of androstane and pregnane classes was carried out using Curvularia lunata mycelium…”
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