PŘIBYL, Jan, Vladimír ROTREKL, Martin PEŠL, Šárka JELÍNKOVÁ and Irena KRATOCHVÍLOVÁ. TIME-LAPSE MONITORING OF CELL MECHANICAL PROPERTIES. Online. In Nanocon 2020. 2020th ed. Brno: TANGER Ltd., 2020, p. 1-6. ISSN 2694-930X. Available from: https://dx.doi.org/10.37904/nanocon.2020.3740.
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Basic information
Original name TIME-LAPSE MONITORING OF CELL MECHANICAL PROPERTIES
Authors PŘIBYL, Jan (203 Czech Republic, belonging to the institution), Vladimír ROTREKL (203 Czech Republic, belonging to the institution), Martin PEŠL (203 Czech Republic, belonging to the institution), Šárka JELÍNKOVÁ (203 Czech Republic, belonging to the institution) and Irena KRATOCHVÍLOVÁ (guarantor).
Edition 2020. vyd. Brno, Nanocon 2020, p. 1-6, 6 pp. 2020.
Publisher TANGER Ltd.
Other information
Original language English
Type of outcome Proceedings paper
Field of Study 10601 Cell biology
Country of publisher Czech Republic
Confidentiality degree is not subject to a state or trade secret
Publication form electronic version available online
WWW URL
RIV identification code RIV/00216224:14740/20:00134615
Organization unit Central European Institute of Technology
ISSN 2694-930X
Doi http://dx.doi.org/10.37904/nanocon.2020.3740
UT WoS 000664505500071
Keywords in English Atomic Force Microscopy; Mechanical Mapping; Cell stiffness; Cryopreservation
Tags CF NANO, rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Michal Petr, učo 65024. Changed: 27/6/2024 10:47.
Abstract
Atomic force microscopy (AFM) is a highly sensitive non-invasive surface method able to provide insight into cells' mechanical parameters. Membrane and sub-membrane development, as well as internal cellular properties, can be monitored. The stiffness of cells is a fundamental phenomenon that reflects changes in cell physiology. More importantly, changes in cell mechanical properties are also often found to be closely associated with various disease conditions. Cell mechanics are mainly dependent on cytoskeletal architecture. The development of cryopreserved cells' mechanical properties (stiffness) after thawing was studied using AFM. Cell stiffness was mapped and thus monitored in time and space under nearly physiological conditions (i.e., in culture medium and at elevated temperature). In AFM force spectroscopy mode, cells are indented at many sites, and their complete elastic responses are recorded, enabling them to reconstruct a stiffness map. We measured the frozen cell surface stiffness immediately after thawing; they, when the dynamics of development of the cell stiffness were monitored in time up to 24 hours. Moreover, the AFM spectroscopy was combined with fluorescence-based staining of the cytoskeleton, thus enabling to directly correlate cytoskeleton development with stiffness mapping
Links
LM2018127, research and development projectName: Česká infrastruktura pro integrativní strukturní biologii (Acronym: CIISB)
Investor: Ministry of Education, Youth and Sports of the CR
NU20-06-00156, research and development projectName: Vliv pneumologické medikace na funkce lidských kardiomyocytů.
Investor: Ministry of Health of the CR, Subprogram 1 - standard
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