Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Yurii Ostapiuk"'
Autor:
Yaryna Shalai, Marta Ilkiv, Anna Salamovska, Halyna Mazur, Bohdan Manko, Yurii Ostapiuk, Nataliya Mitina, Oleksandr Zaichenko, Andriy Babsky
Publikováno v:
Біологічні студії, Vol 18, Iss 3, Pp 37-46 (2024)
Background. Mitochondria can influence cancer cells both indirectly via reactive oxygen species mediation and directly through mitochondrial biogenesis. Energy production in mitochondria is crucial as it facilitates the synthesis of essential molecul
Externí odkaz:
https://doaj.org/article/933f177ae51d4200a9058b0bb7b0bdf4
Autor:
Yaryna Shalai, Khrystyna Savaryn, Marta Ilkiv, Yurii Ostapiuk, Nataliya Mitina, Oleksandr Zaichenko, Vira Budzyn, Andriy Babsky
Publikováno v:
Біологічні студії, Vol 17, Iss 3, Pp 23-32 (2023)
Background. The search for optimal methods of selective and integral determination of various cytotoxic compounds in biological fluids and tissues, which would have high sensitivity and allow for quick and reliable assessment and detection of potenti
Externí odkaz:
https://doaj.org/article/74d10e43d4ce4a32b115d9e5b6fe036b
Autor:
Olha Dushna, Liliya Dubenska, Andrzej Gawor, Jakub Karasińki, Oksana Barabash, Yurii Ostapiuk, Mykola Blazheyevskiy, Ewa Bulska
Publikováno v:
Molecules, Vol 29, Iss 12, p 2721 (2024)
In this work, we synthesized and confirmed the structure of several alkaloid N-oxides using mass spectrometry and Fourier-transform infrared spectroscopy. We also investigated their reduction mechanisms using voltammetry. For the first time, we obtai
Externí odkaz:
https://doaj.org/article/692be8a3af684c04ae624cd3e6deec34
Autor:
Bohdan Demydchuk, Yurii Ostapiuk, Oksana V. Barabash, Maksym Shehedyn, Andreas Schmidt, Colin Herzberger, Sviatoslav Batsyts
Publikováno v:
Synthesis. 54:732-740
Methyl 3-aryl-2-bromo-2-chloropropanoates can be prepared by Meerwein reaction from methyl 2-chloroacrylate and various arenediazonium salts under copper(II) bromide catalysis. The resulting readily available compounds were used as starting materials
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3bb7ccefedabe9f8ebcf72a24abee8d1
https://doi.org/10.1055/s-0040-1719849
https://doi.org/10.1055/s-0040-1719849
Publikováno v:
Biointerface Research in Applied Chemistry. 10:6597-6609
In our present work, we presented an efficient synthesis and anticancer activity evaluation of some novel benzofurancarboxamides. Our proposed approaches provide the possibility to design benzofurans diversity with a considerable chemical novelty. Th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::75e0abd1eb56274d807e14d3a7d30658
https://doi.org/10.33263/briac106.65976609
https://doi.org/10.33263/briac106.65976609
Publikováno v:
Biointerface Research in Applied Chemistry. 10:5809-5814
In an effort to develop novel anti-inflammatory agents, a series of novel 2-methyl-3-furamides were synthesized and modified.The structures of the obtained compounds were confirmed by 1H NMR spectroscopy and elemental analysis.The synthesized compoun
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::74a830215d1473b623019895c6ee0598
https://doi.org/10.33263/briac104.809814
https://doi.org/10.33263/briac104.809814
Publikováno v:
RSC Advances. 8:15940-15950
This work introduces two new thiazolylazo dyes 1-[(5-benzyl-1,3-thiazol-2-yl)diazenyl]naphthalene-2-ol (BnTAN) and 1-[5-(4-sulfonamidobenzyl-4-methyl-1,3-thiazol-2-yl)diazenyl]naphthalen-2-ol (SABnMeTAN) as possible reagents for spectrophotometric de
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e41a2d602e73c73059a480d9cdda1f71
https://doi.org/10.1039/c8ra02039f
https://doi.org/10.1039/c8ra02039f
Autor:
Viera Vojteková, Yaroslav Bazeľ, Maksym Fizer, Vasyl Sidey, Katarína Reiffová, Orest Fedyshyn, Oleksandr Tymoshuk, Yurii Ostapiuk
Publikováno v:
Journal of Molecular Structure. 1246:131150
A new method for the determination of palladium has been developed based on the dispersive liquid–liquid microextraction preconcentration with UV-VIS spectrometry detection. In the proposed approach, 1-[(5-(3-nitrobenzyl)-1,3-thiazol-2-yl)diazenyl]
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::367e165b1f4745f548a8673a0924fc18
https://doi.org/10.1016/j.molstruc.2021.131150
https://doi.org/10.1016/j.molstruc.2021.131150
Publikováno v:
Journal of Molecular Structure. 1149:669-682
The 1-[(5-Benzyl-1,3-thiazol-2-yl)diazenyl]naphthalene-2-ol (BnTAN) is a recently synthesized azo dye that can act as a tridentate ligand in complexes with transition metals. In a series of previous works, this analytical reagent was shown to be appl
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f8d99bdc62ad21a8c156ec6587b8196c
https://doi.org/10.1016/j.molstruc.2017.08.037
https://doi.org/10.1016/j.molstruc.2017.08.037
Publikováno v:
Journal of Molecular Liquids. 242:471-477
In this paper the efficiency of cloud point microextraction method has been confirmed by the preconcentration and spectrophotometric determination of nickel(II) ions with a new organic reagent 1-[(5-benzyl-1,3-thiazol-2-yl)diazenyl]naphthalene-2-ol.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e9bdc1342f7a13b496d737f51e998225
https://doi.org/10.1016/j.molliq.2017.07.047
https://doi.org/10.1016/j.molliq.2017.07.047