2021
DOI: 10.1038/s41598-021-85261-y
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Development of a drug screening system using three-dimensional cardiac tissues containing multiple cell types

Abstract: We hypothesized that an appropriate ratio of cardiomyocytes, fibroblasts, endothelial cells, and extracellular matrix (ECM) factors would be required for the development of three-dimensional cardiac tissues (3D-CTs) as drug screening systems. To verify this hypothesis, ECM-coated human-induced pluripotent stem cell-derived cardiomyocytes (hiPSC-CMs), ECM-coated cardiac fibroblasts (CFs), and uncoated cardiac endothelial cells (CEs) were mixed in the following ratios: 10:0:0 (10CT), 7:2:1 (7CT), 5:4:1 (5CT), an… Show more

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Cited by 12 publications
(9 citation statements)
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“…Thanks to its scalability, this technique can be used for drug screening on the one hand and cardiac repair on the other hand. In [ 144 ], hiPSC-CMs and cardiac fibroblasts were coated with ECM proteins and mixed in different ratios with endothelial cells. With an appropriate hiPSC-CMs:CFs:ECs ratio, a modification of the contractile properties could be seen in the presence of E-4031 and isoproterenol.…”
Section: Different Geometries For Different Readouts and Applicationsmentioning
confidence: 99%
“…Thanks to its scalability, this technique can be used for drug screening on the one hand and cardiac repair on the other hand. In [ 144 ], hiPSC-CMs and cardiac fibroblasts were coated with ECM proteins and mixed in different ratios with endothelial cells. With an appropriate hiPSC-CMs:CFs:ECs ratio, a modification of the contractile properties could be seen in the presence of E-4031 and isoproterenol.…”
Section: Different Geometries For Different Readouts and Applicationsmentioning
confidence: 99%
“…This platform has the additional benefit of microgrooves providing anisotropic cell patterning that more closely represents native myocardium. Other groups have developed methods of coating hPSC-CMs and other cell types with ECM and seeding them into cell sheets that are multiple layers thick [ 44 , 45 ]. Using motion tracking, it was possible to measure the effects of several drug compounds on magnitude of contraction, contraction kinetics, and abnormal beat intervals [ 44 ].…”
Section: Engineered Cardiac Platforms For Drug Screeningmentioning
confidence: 99%
“…CMs are the leading cardiac cell component (70–80% of myocardial volume) responsible for heart function and contraction by coupling cytoplasmatic Ca 2+ increase with force generation ( Notbohm et al, 2019 ). CMs are connected between each other and with other different cardiac cell types, modulating the maturation of CMs as demonstrated by co-culture in vitro studies ( Talman and Kivelä, 2018 ; Giacomelli et al, 2020 ; Tsukamoto et al, 2020 ; Campostrini et al, 2021 ; Takeda et al, 2021 ). The advantages of the primary CMs use are associated with the sarcomeric structure ideal for patch-clamp/contractility studies, the presence of ion channels ideal for Ca 2+ imaging studies, a large number of available genetic models, and the responsiveness to hypertrophic stimuli ( Peter et al, 2016 ).…”
Section: Cell Types For In Vitro Studiesmentioning
confidence: 99%