KULUS, M., W. KRANC, Michal JEŠETA, P. SUJKA-KORDOWSKA, A. KONWERSKA, S. CIESIOLKA, P. CELICHOWSKI, L. MONCRIEFF, I. KOCHEROVA, M. JOZKOWIAK, J. KULUS, M. WIECZORKIEWICZ, H. PIOTROWSKA-KEMPISTY, M. T. SKOWRONSKI, D. BUKOWSKA, M. MACHATKOVA, S. HANULAKOVA, P. MOZDZIAK, J. M. JASKOWSKI, B. KEMPISTY and P. ANTOSIK. Cortical Granule Distribution and Expression Pattern of Genes Regulating Cellular Component Size, Morphogenesis, and Potential to Differentiation are Related to Oocyte Developmental Competence and Maturational Capacity In Vivo and In Vitro. Genes. Basilej: MDPI, 2020, vol. 11, No 7, p. 1-27. ISSN 2073-4425. Available from: https://dx.doi.org/10.3390/genes11070815.
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Basic information
Original name Cortical Granule Distribution and Expression Pattern of Genes Regulating Cellular Component Size, Morphogenesis, and Potential to Differentiation are Related to Oocyte Developmental Competence and Maturational Capacity In Vivo and In Vitro
Authors KULUS, M. (616 Poland), W. KRANC (616 Poland), Michal JEŠETA (203 Czech Republic, belonging to the institution), P. SUJKA-KORDOWSKA (616 Poland), A. KONWERSKA (616 Poland), S. CIESIOLKA (616 Poland), P. CELICHOWSKI (616 Poland), L. MONCRIEFF (826 United Kingdom of Great Britain and Northern Ireland), I. KOCHEROVA (616 Poland), M. JOZKOWIAK (616 Poland), J. KULUS (616 Poland), M. WIECZORKIEWICZ (616 Poland), H. PIOTROWSKA-KEMPISTY (616 Poland), M. T. SKOWRONSKI (616 Poland), D. BUKOWSKA (616 Poland), M. MACHATKOVA (203 Czech Republic), S. HANULAKOVA (203 Czech Republic), P. MOZDZIAK (840 United States of America), J. M. JASKOWSKI (616 Poland), B. KEMPISTY (616 Poland, guarantor) and P. ANTOSIK (616 Poland).
Edition Genes, Basilej, MDPI, 2020, 2073-4425.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10603 Genetics and heredity
Country of publisher Switzerland
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 4.096
RIV identification code RIV/00216224:14110/20:00116349
Organization unit Faculty of Medicine
Doi http://dx.doi.org/10.3390/genes11070815
UT WoS 000557982300001
Keywords in English pig; oocyte maturation; microarray; cortical granule; molecular markers
Tags 14110411, GPK, GPKgyn, rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Tereza Miškechová, učo 341652. Changed: 7/9/2020 13:32.
Abstract
Polyspermia is an adverse phenomenon during mammalian fertilization when more than one sperm fuses with a single oocyte. The egg cell is prepared to prevent polyspermia by, among other ways, producing cortical granules (CGs), which are specialized intracellular structures containing enzymes that aim to harden the zona pellucida and block the fusion of subsequent sperm. This work focused on exploring the expression profile of genes that may be associated with cortical reactions, and evaluated the distribution of CGs in immature oocytes and the peripheral density of CGs in mature oocytes. Oocytes were isolated and then processed for in vitro maturation (IVM). Transcriptomic analysis of genes belonging to five ontological groups has been conducted. Six genes showed increased expression after IVM (ARHGEF2,MAP1B,CXCL12,FN1,DAB2, andSOX9), while the majority of genes decreased expression after IVM. Using CG distribution analysis in immature oocytes, movement towards the cortical zone of the oocyte during meiotic competence acquisition was observed. CGs peripheral density decreased with the rise in meiotic competence during the IVM process. The current results reveal important new insights into the in vitro maturation of oocytes. Our results may serve as a basis for further studies to investigate the cortical reaction of oocytes.
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