Role of KATP and L-type Ca2+ channel activities in regulation of ovine uterine vascular contractility: Effect of pregnancy and chronic hypoxia

American Journal of Obstetrics and Gynecology

Volumn 203, Issue 6, 2010, Pages 596.e6-596.e12

  Xiao, Daliao ^a   Longo, Lawrence D ^a   Zhang, Lubo ^a  

^a LOMA LINDA UNIVERSITY SCHOOL OF MEDICINE   (United States)

Author keywords

High altitude hypoxia; Ovine uterine artery contractility; Pregnancy

Indexed keywords

ADENOSINE TRIPHOSPHATE SENSITIVE POTASSIUM CHANNEL; CALCIUM CHANNEL L TYPE; DIAZOXIDE; PHENYLEPHRINE; VERAPAMIL; ADENOSINE TRIPHOSPHATE;

ALTITUDE; ANIMAL EXPERIMENT; ANIMAL TISSUE; ARTERY CONSTRICTION; ARTICLE; CONCENTRATION RESPONSE; CONTROLLED STUDY; EWE; FEMALE; HYPOXIA; MUSCLE ISOMETRIC CONTRACTION; NONHUMAN; PREGNANCY; PRIORITY JOURNAL; PROTEIN FUNCTION; SEA LEVEL; SMOOTH MUSCLE FIBER; UTERINE ARTERY; UTERUS CONTRACTILITY; VASODILATATION; ANIMAL; ANOXIA; ARTERY; BREEDING; COMPARATIVE STUDY; DISEASE MODEL; DRUG EFFECT; METABOLISM; PATHOPHYSIOLOGY; PHYSIOLOGY; RANDOMIZATION; REFERENCE VALUE; SHEEP; UTERUS; VASCULAR SMOOTH MUSCLE; VASCULARIZATION; VASOCONSTRICTION;

ADENOSINE TRIPHOSPHATE; ALTITUDE; ANIMALS; ANOXIA; ARTERIES; CALCIUM CHANNELS, L-TYPE; DISEASE MODELS, ANIMAL; FEMALE; MUSCLE, SMOOTH, VASCULAR; PHENYLEPHRINE; PREGNANCY; PREGNANCY, ANIMAL; RANDOM ALLOCATION; REFERENCE VALUES; SHEEP; SHEEP, DOMESTIC; UTERUS; VASOCONSTRICTION; VERAPAMIL;

EID: 79952117944     PISSN: 00029378     EISSN: 10976868     Source Type: Journal    
DOI: 10.1016/j.ajog.2010.07.038     Document Type: Article

References (36)

1. Jackson WF. Potassium channels in the peripheral microcirculation, Microcirculation 2005; 12:13-127.
2. Ko EA, Han J, Jung ID, Park WS. Physiological roles of K+ channels in vascular smooth muscle cells. J Smooth Muscle Res 2008;44: 65-81.
3. Nelson MT, Quayle JM. Physiological roles and properties of potassium channels in arterial smooth muscle. Am J Physiol 1995;268: C799-822.
4. Rosenfeld CR, Cornfield DN, Roy T. Ca(2+)- activated K(+) channels modulate basal and E(2)beta-induced rises in uterine blood flow in ovine pregnancy. Am J Physiol Heart Circ Physiol 2001;281:H422-31.
5. Keyes L, Rodman DM, Curran-Everett D, Morris K, Moore LG. Effect of K+ATP channel inhibition on total and regional vascular resistance in guinea pig pregnancy. Am J Physiol 1998;275:H680-8.
6. Cadorette C, Sicotte B, Brochu M, St-Louis J. Effects of potassium channel modulators on myotropic responses of aortic rings of pregnant rats. Am J Physiol Heart Circ Physiol 2000; 278:H567-76. (Pubitemid 30131258)
7. Meyer MC, Brayden JE, Mclaughlin MK. Characteristerics of vascular smooth muscle in the maternal resistance circulation during pregnancy in the rat. Am J Obstet Gynecol 1993; 169:1510-6. (Pubitemid 24009187)
8. Giussani DA, Phillips PS, Anstee S, Barker DJ. Effects of altitude versus economic status on birth weight and body shape at birth. Pediatr Res 2001;49:490-4. (Pubitemid 32274961)
9. Moore LG, Hershey DW, Jahnigen D, Bowes W Jr. The incidence of pregnancy-induced hypertension is increased among Colorado residents at high altitude. Am J Obstet Gynecol 1982;144:423-9. (Pubitemid 12033911)
10. Chang K, Xiao D, Huang X, Longo LD, Zhang L. Chronic hypoxia increases pressuredependent myogenic tone of the uterine artery in pregnant sheep: role of ERK/PKC pathway. Am J Physiol Heart Circ Physiol 2009;296: H1840-9.
11. Xiao D, Bird IM, Magness RR, Longo LD, Zhang L. Upregulation of eNOS in pregnant ovine uterine arteries by chronic hypoxia. Am J Physiol Heart Circ Physiol 2001;280:H812-20.
12. Xiao D, Zhang L. Calcium homeostasis and contractions of the uterine artery: effect of preg- nancy and chronic hypoxia. Biol Reprod 2004; 70:1171-7. (Pubitemid 38387730)
13. Marshall JM, Thomas T, Turner L. A link between adenosine, ATP-sensitive K+ channels, potassium and muscle vasodilatation in the rat in systemic hypoxia. J Physiol 1993;472: 1-9. (Pubitemid 24014990)
14. Quayle JM, Turner MR, Burrell HE, Kamishima T. Effects of hypoxia, anoxia, and metabolic inhibitors on KATP channels in rat femoral artery myocytes. Am J Physiol Heart Circ Physiol 2006;291:H71-80.
15. Taguchi H, Heistad DD, Kitazono T, Faraci FM. ATP-sensitive K+ channels mediate dilatation of cerebral arterioles during hypoxia. Circ Res 1994;74:1005-8. (Pubitemid 24121605)
16. Xiao D, Zhang L. Adaptation of uterine artery thick- and thin-filament regulatory pathway to pregnancy. Am J Physiol Heart Circ Physiol 2005;288:H142-8. (Pubitemid 40023841)
17. Imamura Y, Tomoike H, Narishige T, Takahashi T, Kasuya H. Glibenclamide decreases basal coronary blood flow in anesthetized dogs. Am J Physiol 1992;263:H399-404.
18. Samaha FF, Heineman FW, Ince C, Fleming J, Balaban RS. ATP-sensitive potassium channel is essential to maintain basal coronary vascular tone in vivo. Am J Physiol 1992;262: C1220-7.
19. Nelson MT, Patlak JB, Worley JF, Standen NB. Calcium channels, potassium channels, and voltage dependence of arterial smooth muscle tone. Am J Physiol 1990;259:C3-18.
20. Brayden JE. Hyperpolarization and relaxation of resistance arteries in response to adenosine diphosphate, distribution and mechanism of action. Circ Res 1991;69:1415-20.
21. Faraci FM, Heistad DD. Role of ATP-sensitive potassium channels in the basilar artery. Am J Physiol 1993;264:H8-13.
22. Long W, Zhang L, Longo LD. Fetal and adult cerebral artery K(ATP) and K(Ca) channel responses to long-term hypoxia. J Appl Physiol 2002;92:1692-701. (Pubitemid 34670928)
23. Standen NB, Quayle JM, Davies NW, Brayden JE, Huang Y, Nelson MT. Hyperpolarizing vasodilators activate ATP-sensitive K+ channels in arterial smooth muscle. Science 1989; 245:177-80. (Pubitemid 19193933)
24. Wiener CM, Dunn A, Sylvester JT. ATP-dependent K+ channels modulate vasoconstrictor responses to severe hypoxia in isolated ferret lungs. J Clin Invest 1991;88:500-4.
25. Quayle JM, Standen NB. KATP channels in vascular smooth muscle. Cardiovasc Res 1994;28:797-804.
26. Bari F, Louis TM, Meng W, Busijia DW. Global Ischemia impairs ATP-sensitive K+ channel function in cerebral arterioles in piglets. Stroke 1996;27:1872-89.
27. Ghosh M, Hanna ST, Wang R, McNeill JR. Altered vascular reactivity and KATP channel currents in vascular smooth muscle cells from deoxycorticosterone acetate (DOCA)-salt ypertensive rats. J Cardiovasc Pharmacol 2004; 44:525-31. (Pubitemid 39441691)
28. Lopez-Barneo J, Pardal R, Ortega-Saenz P. Cellular mechanism of oxygen sensing. Annu Rev Physiol 2001;63:259-87.
29. Scragg JL, Fearon IM, Boyle JP, Ball SG, Varadi G, Peers C. Alzheimer's amyloid peptides mediate hypoxic up-regulation of L-type Ca2+ channels. FASEB J 2005;19:150-2. (Pubitemid 40069948)
30. Soukhova-O'Hare GK, Ortines RV, Gu Y, Nozdrachev AD, Prabhu SD, Gozal D. Postnatal intermittent hypoxia and developmental programming of hypertension in spontaneously hypertensive rats: the role of reactive oxygen species and L-Ca2+ channels. Hypertension 2008;52:156-62.
31. Summers BA, Overholt JL, Prabhakar NR. Augmentation of L-type calcium current by hypoxia in rabbit carotid body glomus cells: evidence for a PKC-sensitive pathway. J Neurophysiol 2000;84:1636-44.
32. Park WS, Ko EA, Han J, Kim N, Earm YE. Endothelin-1 acts via protein kinase C to block KATP channels in rabbit coronary and pulmonary arterial smooth muscle cells. J Cardiovasc Pharmacol 2005;45:99-108. (Pubitemid 40170671)
33. Shi Y, Cui N, Shi W, Jiang C. A short motif in Kir6.1 consisting of four phosphorylation repeats underlies the vascular KATP channel inhibition by protein kinase C. J Bio Chem 008;283:2488-94.
34. Kanashiro CA, Cockrell KL, Alexander BT, Granger JP, Khalil RA. Prenancy-associated reduction in vascular protein kinase C activity rebounds during inhibition of NO synthesis. Am J Physiol Regul Integr Comp Physiol 2000;278: R295-303. (Pubitemid 30129617)
35. Magness RR, Rosenfeld CR, Carr BR. Protein kinase C in uterine and systemic arteries during ovarian cycle and pregnancy. Am J Physiol 1991;260:E464-70.
36. Xiao D, Zhang L. ERK MAP kinases regulate smooth muscle contraction in ovine uterine artery: effect of pregnancy. Am J Physiol Heart Circ Physiol 2002;282:H292-300. (Pubitemid 34654161)