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cardiomyocyte
Cardiomyocyte
The contractile cell of the heart — a branched, striated, electrically coupled muscle cell that converts every depolarization wave into a coordinated mechanical contraction via excitation–contraction coupling.
Entry Metadata
| Field | Value |
|---|---|
| ID | cardiomyocyte |
| Name | Cardiomyocyte |
| Status | draft |
| Last reviewed | 2026-06-03 |
| Atlas | 01-human |
| Scale | 04-cellular |
| Cell Ontology | CL:0000746 |
| Lineage | mesoderm — lateral plate (cardiogenic mesoderm) |
Cross-Atlas Connections
part-ofMyocardium
expressesTroponin Complex
expressesBeta1 Adrenergic Receptor
modulated-byCalcium
infected-byCoxsackievirus B
infected-bySars Cov 2
expressesRyr2
expressesSerca2A
expressesConnexin43
expressesNcx1
modulated-byOxygen
expressesAtp
modulated-bySodium
modulated-byErythrocyte
modulated-byCholesterol
modulated-byMagnesium
damaged-byTrypanosoma Cruzi
connects-toPotassium
connects-toSelenium
connects-toCardiac Conduction System
modulated-byBeta Blockers
modulated-byCalcium Channel Blockers
Sources
- OpenStax. Anatomy & Physiology 2e, Ch. 19.2: Cardiac Muscle and Electrical Activity.
- Bers DM. Cardiac excitation-contraction coupling. Nature. 2002;415(6868):198-205. · PubMed 11805843
- Bergmann O, Bhardwaj RD, Bernard S, et al. Evidence for cardiomyocyte renewal in humans. Science. 2009;324(5923):98-102. · PubMed 19342590
- Cell Ontology — cardiac muscle cell (CL:0000746).