The research group mainly focuses on 3D image acquisition and image processing of microscopic and macroscopic biological features, for example, cell ultrastructures, cells, tissues, organs or entire organisms. In addition, new evaluation and computer methods are designed upon specific requirements.
The main areas of the research are:
- 3D image analysis, stereology, spatial statistics, 3D reconstruction
- First- and second-order stereological methods: study of variance of the methods, new methods and software development, consulting and tutorials
- 3D microscopy of biological specimens:
- confocal and two-photon excitation microscopy: data processing and analysis, application of modern fluorescence approaches and recent two-photon excitation trends, calibration services, deconvolution, service and maintenance of Leica confocal microscopes including pulse near-infrared laser, consulting and tutorials
- optical projection tomography, fluorescence and transmitted light microscopy of specimens at the submacroscopic level, optical clearing of specimens
The instruments are adopted for a wide range of projects, for example, bird brain anatomy, conduction system of the heart, capillary system of the human placenta, rat muscles and brain, extracellular matrix proteins – collagen and elastin, architecture of the spruce needle and its cells, for instance, structure of the nucleus and of the endoplasmic reticulum.
Projects
We use 3D imaging and optical mapping to analyze the cardiac conduction system and its development in mice.
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Using high-resolution imaging and geometric morphology, we study the relation between brain anatomy and capability of flying in birds.
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Achievements
Diffraction phenomena governing image formation in the microscope were employed to improve the performance of phase-contrast microscopy.
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Contribution by David Habart from Institute of Clinical & Experimental Medicine (IKEM) on Langerhans islets‘ volumes measured by Barbora Radochova using our Fakir probe method and presented at the 6th European Pancreas and Islet Transplant Association (EPITA) & 35th AIDPIT Workshop (2016) received the AIDPIT & EPITA poster award.
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Magnetic resonance and computed tomography study of avian brain compartments' volumes measured by our Fakir probe revealed sexual dimorpism in pheasant brains.
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A review article on confocal stereology comprising innovative methods invented at the Department of Biomathematics
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Publications
Vošahlíková, Miroslava - Svoboda, Petr
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Lithium - therapeutic tool endowed with multiple beneficiary effects caused by multiple mechanisms
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Acta Neurobiologiae Experimentalis. 2016, roč. 76, 1, p. 1-19
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IF = 1.708
[ASEP]
Tonar, Z. - Tomášek, P. - Loskot, P. - Janáček, Jiří - Králíčková, M. - Witter, K.
Vasa vasorum in the tunica media and tunica adventitia of the porcine aorta
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Annals of Anatomy-Anatomischer Anzeiger. 2016, roč. 205, 2016, p. 22-36
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IF = 1.308
[ASEP]
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doi
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Sládková, J. - Spáčilová, J. - Čapek, Martin - Tesařová, M. - Hansíková, H. - Honzík, T. - Martínek, J. - Zámečník, J. - Kostková, O. - Zeman, J.
Analysis of Mitochondrial Network Morphology in Cultured Myoblasts from Patients with Mitochondrial Disorders
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Ultrastructural Pathology. 2015, Vol. 39, 5, p. 340-350
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IF = 0.828
[ASEP]
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doi
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Jirák, D. - Janáček, Jiří - Kear, B. P.
A combined MR and CT study for precise quantitative analysis of the avian brain
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Scientific Reports. 2015, Vol. 5, Oct 30, p. 16002
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IF = 5.228
[ASEP]
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doi
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Roubalová, Lenka - Vošahlíková, Miroslava - Brejchová, Jana - Sýkora, Jan - Rudajev, Vladimír - Svoboda, Petr
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High Efficacy but Low Potency of delta-Opioid Receptor-G Protein Coupling in Brij-58-Treated, Low-Density Plasma Membrane Fragments
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PLoS ONE. 2015, Vol. 10, 8, e0135664
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IF = 3.057
[ASEP]
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doi
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