Hypoxia enhances agonist-induced pulmonary arterial contraction by increasing calcium sequestration

American Journal of Physiology - Heart and Circulatory Physiology

Volumn 273, Issue 3 42-3, 1997, Pages

  Vandier, C ^a   Delpech, M ^a   Rebocho, M ^a   Bonnet, P ^a,b  

^a CNRS   (France)

^b UNIVERSITÉ DE TOURS   (France)

Author keywords

Norepinephrine; Sarcoplasmic reticulum

Indexed keywords

ADENOSINE TRIPHOSPHATASE (CALCIUM); CAFFEINE; CALCIUM; CYCLOPIAZONIC ACID; NORADRENALIN; RYANODINE;

ANIMAL TISSUE; ARTICLE; CALCIUM CELL LEVEL; CALCIUM TRANSPORT; CONTROLLED STUDY; FORCE TRANSDUCER; HYPOXIA; ISOLATED ARTERY; NONHUMAN; PRIORITY JOURNAL; PULMONARY ARTERY OCCLUSION; RABBIT; SARCOPLASMIC RETICULUM;

EID: 33751287181     PISSN: 03636135     EISSN: None     Source Type: Journal    
DOI: 10.1152/ajpheart.1997.273.3.h1075     Document Type: Article

References (18)

1. Abdalla, S. S., and J. A. Will. Effects of hypoxia, mechanical and chemical endothelium denudation on guinea-pig isolated pulmonary arteries. Gen. Pharmacol. 26: 113-122, 1995.
2. Bennie, R. E., C. S. Packer, D. R. Powel, N. Jin, and R. A. Rhoades. Biphasic contractile response of pulmonary artery to hypoxia. Am. J. Physiol. 261 (Lung Cell. Mol. Physiol. 5): L156-L163, 1991.
3. Bonnet, P., J. A. Argibay, and D. Garnier. Contractile responses to hypoxia of isolated rings from the left branch of rabbit pulmonary artery. Fundam. Clin. Pharmacol. 3: 115-126, 1989.
4. Casteels, R., K. Kitamura, H. Kuriyama, and H. Suzuki. Exitation-contraction coupling in the smooth muscle of the rabbit main pulmonary artery. J. Physiol. (Lond.) 271: 63-79, 1977.
5. Franco-Obregón, A., and J. López-Barneo. Differential oxygen sensitivity of calcium channels in rabbit smooth cells of conduit and resistance pulmonary arteries. J. Physiol. (Lond.) 491: 511-518, 1996.
6. Furchgott, R. F., and J. V. Zawadzki. The obligatory role of endothelial cells in the relaxation of arterial smooth muscle by acetylcholine. Nature 288: 373-376, 1980.
7. 2+ pump blockers: thapsigargin and cyclopiazonic acid. Pflügers Arch. 429: 617-624, 1995.
8. 2+-dependent action potentials in small pulmonary arteries of the cat. J. Appl. Physiol. 59: 1389-1393, 1985.
9. 2+ homeostasis in vascular smooth muscle. J. Vasc. Res. 32: 207-219, 1995.
10. Iino, M. Calcium release mechanisms in smooth muscle. Jpn. J. Pharmacol. 54: 345-354, 1990.
11. Jin, N., C. S. Packer, and R. A. Rhoades. Pulmonary arterial hypoxic contraction: signal transduction. Am. J. Physiol. 263 (Lung Cell. Mol. Physiol. 7): L73-L78, 1992.
12. Kowarski, D., H. Shuman, A. P. Somlyo, and A. V. Somlyo. Calcium release by noradrenaline from central sarcoplasmic reticulum in rabbit main pulmonary artery smooth muscle. J. Physiol. (Lond.) 366: 153-175, 1985.
13. Lloyd, T. C. Responses to hypoxia of pulmonary arterial strips in nonaqueous baths. J. Appl. Physiol. 28: 566-569, 1970.
14. Madden, J. A., C. A. Dawson, and D. R. Harder. Hypoxia-induced activation in small isolated pulmonary arteries of the cat. J. Appl. Physiol. 59: 113-118, 1985.
15. Marriott, J. F., and J. M. Marshall. Differential effects of hypoxia upon contractions evoked by potassium and noradrenaline in rabbit arteries in vitro. J. Physiol. (Lond.) 422: 1-13, 1990.
16. Noguera, M. A., and M. P. D'Ocon. Different and common intracellular calcium-stores mobilized by noradrenaline and caffeine in vascular smooth muscle. Naunyn Schmiedebergs Arch. Pharmacol. 345: 333-341, 1992.
17. Orallo, F. Regulation of cytosolic calcium levels in vascular smooth muscle. Pharmacol. Ther. 69: 153-171, 1996.
18. + channels in canine pulmonary artery. Novel mechanism for hypoxia-induced membrane depolarization. Circ. Res. 77: 131-139, 1995.