Ischemic heart disease is the main cause of mortality worldwide. We study cardiac tolerance to injury caused by acute oxygen deprivation from the molecular level to the whole organism using animal models. Our research is focused mainly on the study of mechanisms that underlie:
- high cardiac tolerance to injury early ontogeny,
- increased cardiac tolerance induced by adaptation to chronic hypoxia and regular exercise training,
- permanent consequences of early developmental interventions for cardiac tolerance in adulthood,
- and altered cardiac tolerance associated with various pathological states.
Further we study heart development with special emphasis on the cardiac conduction system. Our current research is focused on the following projects:
- elucidating cardiac conduction system formation with phylogenetic approaches,
- dynamic imaging methods for cardiac conduction system,
- and development of new methods for quantitative analysis of fibrous structures to study branching patterns of the coronary vessels and cardiac conduction system.
13th conference New Frontiers in Basic Cardiovascular Research
Projects
This projects aims to obtain new insights into cardiac conduction system formation through comparative morphological and physiological approach.
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The immature heart is highly tolerant to ischemic injury, but chronic oxygen deficit during early ontogeny may have negative consequences that persist till adulthood. We study mechanisms responsible for developmental changes of cardiac ischemic tolerance.
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Systemic hypertension is a major risk factor of ischemic heart disease. However, it can also stimulate mechanisms that protect the heart against acute oxygen deprivation. We study the effects of various forms of hypertension on cardiac ischemic tolerance.
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Prolonged exposure to hypoxic environment leads to adaptation which is associated with improved cardiac tolerance to acute oxygen deprivation. We study molecular mechanisms underlying the cardioprotective effects of chronic hypoxia on various manifestations of ischemic injury.
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Publications
Mikšík, Ivan - Pataridis, Statis - Eckhardt, Adam - Sedmera, David
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Analysis of Siamese Crocodile (Crocodylus siamensis) Eggshell Proteome
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Protein Journal 2018, roč. 37, 1, p. 21-37
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IF = 1.133
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Červenka, L. - Husková, Z. - Kopkan, L. - Kikerlová, S. - Sedláková, L. - Vaňourková, Z. - Alánová, Petra - Kolář, František - Hammock, B.D. - Hwang, S.H. - Imig, J. D. - Falck, J. R. - Sadowski, J. - Kompanowska - Jezierska, E. - Neckář, Jan
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Two pharmacological epoxyeicosatrienoic acid-enhancing therapies are effectively antihypertensive and reduce the severity of ischemic arrhythmias in rats with angiotensin II-dependent hypertension
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Journal of Hypertension 2018, roč. 36, 6, p. 1326-1341
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IF = 4.092
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Jensen, B. - Boukens, B. J. - Crossley, D. A. - Conner, J. - Mohan, R. A. - van Duijvenboden, K. - Postma, A. V. - Gloschat, Ch. R. - Elsey, R. M. - Sedmera, David - Efimov, I. R. - Christoffels, V. M.
Specialized impulse conduction pathway in the alligator heart
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eLife 2018, roč. 7, Mar 22, článku e32120
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IF = 7.616
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Peševski, Živorad - Kvasilová, A. - Stopková, T. - Naňka, O. - Drobná Krejčí, Eliška - Buffinton, Ch. - Kočková, Radka - Eckhardt, Adam - Sedmera, David
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Endocardial Fibroelastosis is Secondary to Hemodynamic Alterations in the Chick Embryonic Model of Hypoplastic Left Heart Syndrome
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Developmental Dynamics 2018, roč. 247, 3, p. 509-520
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IF = 2.507
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Deniset, J. F. - Hedley, T. E. - Hlaváčková, Markéta - Chahine, M. N. - Dibrov, E. - O´Hara, K. - Maddaford, G. G. - Nelson, D. - Maddaford, T. G. - Fandrich, R. - Kardami, E. - Pierce, G. N.
Heat shock protein 60 involvement in vascular smooth muscle cell proliferation
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Cellular Signalling 2018, roč. 47, p. 44-51
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IF = 3.487
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Tian, X. - Li, Y. - He, L. - Zhang, H. - Huang, X. - Liu, Q. - Pu, W. - Zhang, LB. - Li, Yi. - Zhao, H. - Wang, Z. - Zhu, J. - Nie, Y. - Hu, S. - Sedmera, David - Zhong, T. P. - Yu, Y. - Zhang, L. - Yan, Y. - Qiao, Z. - Wang, Q-D. - Wu, S. M. - Pu, W. T. - Anderson, R. H. - Zhou, B.
Identification of a hybrid myocardial zone in the mammalian heart after birth
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Nature Communications. 2017, roč. 8, Jul 20, článku 87
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IF = 12.353
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Ronzhina, M. - Olejníčková, Veronika - Stračina, T. - Nováková, M. - Janoušek, O. - Hejč, J. - Kolářová, J. - Hlaváčová, M. - Paulová, H.
Effect of increased left ventricle mass on ischemia assessment in electrocardiographic signals: rabbit isolated heart study
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BMC Cardiovascular Disorders. 2017, roč. 17, Aug 4, článku 216
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IF = 1.812
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Ravingerová, T. - Farkašová, V. - Griecsová, L. - Muráriková, M. - Čarnická, S. - Lonek, L. - Ferko, M. - Slezák, J. - Zálešák, M. - Adameová, A. - Khandelwal, V. K. M. - Lazou, A. - Kolář, František
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Noninvasive approach to mend the broken heart: Is "remote conditioning" a promising strategy for application in humans?
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Canadian Journal of Physiology and Pharmacology. 2017, roč. 95, 10, p. 1204-1212
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IF = 2.210
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Novák, F. - Borovská, J. - Vecka, M. - Rychlíková, J. - Vávrová, L. - Petrásková, H. - Žák, A. - Nováková, Olga
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Plasma Phospholipid Fatty Acid Profile is Altered in Both Septic and Non-Septic Critically Ill: A Correlation with Inflammatory Markers and Albumin
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Lipids. 2017, roč. 52, 3, p. 245-254
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IF = 1.936
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Neckář, Jan - Svatoňová, Anna - Weissová, Romana - Drahota, Zdeněk - Zajíčková, Pavlína - Brabcová, I. - Kolář, D. - Alánová, Petra - Vašinová, Jana - Šilhavý, Jan - Hlaváčková, Markéta - Tauchmannová, Kateřina - Milerová, Marie - Ošťádal, Bohuslav - Červenka, L. - Žurmanová, J. - Kalous, M. - Nováková, Olga - Novotný, J. - Pravenec, Michal - Kolář, František
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Selective replacement of mitochondrial DNA increases the cardioprotective effect of chronic continuous hypoxia in spontaneously hypertensive rats
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Clinical science. 2017, roč. 131, 9, p. 865-881
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IF = 5.220
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