Myofilament calcium sensitivity in skinned rat cardiac trabeculae: Role of interfilament spacing

Circulation Research

Volumn 90, Issue 1, 2002, Pages 59-65

  Konhilas, John P ^a   Irving, Thomas C ^a   De Tombe, Pieter P ^a  

^a UNIVERSITY OF ILLINOIS   (United States)

Author keywords

Osmotic compression; Regulation; Sarcomere length; X ray diffraction

Indexed keywords

CALCIUM ION; DEXTRAN;

ANIMAL TISSUE; ARTICLE; CALCIUM CURRENT; COMPRESSION; CONTROLLED STUDY; HEART MUSCLE CELL; HEART MUSCLE CONTRACTILE FORCE; MYOFILAMENT; NONHUMAN; PRIORITY JOURNAL; RAT; REGULATORY MECHANISM; SARCOMERE LENGTH; STARLING LAW; SYNCHROTRON; X RAY DIFFRACTION;

ANIMALS; CALCIUM; DEXTRANS; DOSE-RESPONSE RELATIONSHIP, DRUG; HEART; MICROFILAMENTS; MYOCARDIAL CONTRACTION; MYOCARDIUM; RATS; SARCOMERES;

EID: 0037059456     PISSN: 00097330     EISSN: None     Source Type: Journal    
DOI: 10.1161/hh0102.102269     Document Type: Article

References (33)

1. Length-dependent changes in myocardial contractile state
2. Calcium- and length-dependent force production in rat ventricular muscle
3. Comparison between the sarcomere length-force relations of intact skinned trabeculae from rat right ventricle: Influence of calcium concentrations on these relations
4. The effects of muscle length on intracellular calcium transients in mammalian cardiac muscle
5. Attenuation of length dependence of calcium activation in myofilaments of transgenic mouse hearts expressing slow skeletal troponin I
6. Influence of osmotic compression on calcium activation and tension in skinned muscle fibers of the rabbit
7. 2+ sensitivity of tension at short sarcomere length
8. 2+ binding
9. X-ray diffraction studies of the filament lattice of striated muscle in various bathing media
10. X-ray diffraction studies on skinned single fibres of frog skeletal muscle
11. Myofilament lattice spacing as a function of sarcomem length in isolated rat myocardium
12. Hysteresis length dependence of calcium sensitivity in chemically skinned rat cardiac muscle
13. Sarcomere length dependence of the rate of tension redevelopment and submaximal tension in rat and rabbit skinned skeletal muscle fibres
14. 2+ binding
15. Changes in the lateral filament spacing of skinned muscle fibres when cross-bridges attach
16. Osmotic compression myofilament lattice spacing in rat cardiac trabeculae
17. M2-specific muscarinic cholinergic receptor-mediated inhibition of cardiac regulatory protein phosphorylation
18. Protein kinase A does not alter unloaded velocity of sarcomere shortening in skinned rat cardiac trabeculae
19. The effect of lattice spacing change on cross-bridge kinetics in chemically skinned rabbit psoas muscle fibers: II, elementary steps affected by the space change
20. Effects of MgADP on length dependence of tension generation in skinned rat cardiac muscle
21. The effect of lattice spacing change on cross-bridge kinetics in chemically skinned rabbit psoas muscle fibers: I, proportionality between the lattice spacing the fiber width
22. 2+ sensitivity of myofilaments in cardiomyocytes only controlled by the interfilament lattice spacing?
23. Effect of osmotic compression on the force-velocity properties of glycerinated rabbit skeletal muscle cells
24. Changes in thick filament structure during compression of the filament lattice in relaxed frog sartorius muscle
25. 2+-tension relationship in aequorin-injected ferret papillary muscles
26. 2+ activation of rat ventricular myocytes
27. Factors influencing the ascending limb of the sarcomere length-tension relationship in rabbit skinned muscle fibres
28. Tension development and sarcomere length in rat cardiac trabeculae: Evidence of length-dependent activation
29. The giant protein titin: Emerging roles in physiology pathophysiology
30. Length modulation of active force in rat cardiac myocytes: Is titin the sensor?
31. Titin-based modulation of calcium sensitivity of active tension in mouse skinned cardiac myocytes
32. 2+] and anions in isolated rabbit psoas muscle fibres