Oleksandr Kovalchuk
Overview
Explore the profile of Oleksandr Kovalchuk including associated specialties, affiliations and a list of published articles.
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17
Citations
45
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Recent Articles
1.
Niedzialkowska M, Gorny M, Gornia J, Popovic D, Baca M, Ratajczak-Skrzatek U, et al.
Sci Total Environ
. 2024 Oct;
957:177235.
PMID: 39481567
Climatic oscillations are considered primary factors influencing the distribution of various life forms on Earth. Large species adapted to cold climates are particularly vulnerable to extinction due to climate changes....
2.
Kovalchuk O, Kriwet J, Shimada K, Ryabokon T, Barkaszi Z, Dubikovska A, et al.
Palaeontol Electronica
. 2024 Oct;
26(2):a32.
PMID: 39404695
Marine basins that existed in present-day Ukraine during the Eocene harboured various groups of cartilaginous and bony fishes, reptiles, aquatic birds, and marine mammals. Fish remains from Paleogene deposits of...
3.
Amadori M, Kovalchuk O, Barkaszi Z, Giusberti L, Kindlimann R, Kriwet J
Cretac Res
. 2024 May;
151:105659.
PMID: 38798738
New isolated teeth from the Upper Cretaceous of Ukraine and belonging to the extinct durophagous shark are described here. The taxonomic identification of the examined material reveals a quite diverse...
4.
Marciszak A, Mackiewicz P, Borowka R, Capalbo C, Chibowski P, Gasiorowski M, et al.
Sci Rep
. 2024 Apr;
14(1):9775.
PMID: 38684693
This comprehensive study examines fossil remains from Niedźwiedzia Cave in the Eastern Sudetes, offering detailed insights into the palaeobiology and adversities encountered by the Pleistocene cave bear Ursus spelaeus ingressus....
5.
Savytska M, Kyriienko D, Komisarenko I, Kovalchuk O, Falalyeyeva T, Kobyliak N
Diabetes Ther
. 2023 Sep;
14(11):1915-1931.
PMID: 37713103
Introduction: Many clinical studies have proved the effectiveness of probiotics in metabolic disorders associated with insulin resistance. However, the impact of probiotic therapy on pancreatic β-cell function is ambiguous. The...
6.
Kozyk M, Strubchevska K, Marynenko T, Zlatska A, Halenova T, Raksha N, et al.
Medicina (Kaunas)
. 2023 Feb;
59(2).
PMID: 36837440
: Coronary artery disease (CAD) is the foremost cause of adult disability and mortality. There is an urgent need to focus on the research of new approaches for the prevention...
7.
Tkach S, Dorofeyev A, Kuzenko I, Falalyeyeva T, Tsyryuk O, Kovalchuk O, et al.
Front Med (Lausanne)
. 2023 Jan;
9:1049849.
PMID: 36714101
Introduction: Growing evidence supports the effectiveness of fecal microbiota transplantation (FMT) in treating ulcerative colitis (UC), although its effects seem to depend on the method of introduction, the number of...
8.
Raksha N, Maievskyi O, Dzevulska I, Kaminsky R, Samborska I, Savchuk O, et al.
Wiad Lek
. 2022 May;
75(4 pt 1):831-835.
PMID: 35633356
Objective: The aim: To investigate the distribution of proteolytic activity and cytokine profile in the heart of rats with hyperhomocysteinemia. Patients And Methods: Materials and methods: A total of 60...
9.
Akkermansia muciniphila as a novel powerful bacterial player in the treatment of metabolic disorders
Kobyliak N, Falalyeyeva T, Kyriachenko Y, Tseyslyer Y, Kovalchuk O, Hadiliia O, et al.
Minerva Endocrinol (Torino)
. 2022 Feb;
47(2):242-252.
PMID: 35103461
Akkermansia muciniphila (A. muciniphila) is a mucin-degrading bacterium that commonly lives in the intestinal mucus layer. It is normally detected in human faecal specimens and is one of the few...
10.
Hilton E, Kovalchuk O, Podoplelova N
Zootaxa
. 2021 Nov;
5057(3):85-101.
PMID: 34811203
The fossil record of the family Acipenseridae (sturgeons) extends to the Late Cretaceous (c. 85 MY), with a ghost lineage extending to approximately 120 MY when the first members of...