brimonidine tartrate has been researched along with Muscle Contraction in 82 studies
Timeframe | Studies, this research(%) | All Research% |
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pre-1990 | 22 (26.83) | 18.7374 |
1990's | 42 (51.22) | 18.2507 |
2000's | 15 (18.29) | 29.6817 |
2010's | 3 (3.66) | 24.3611 |
2020's | 0 (0.00) | 2.80 |
Authors | Studies |
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Bertini, S; Colla, C; Menozzi, A; Placenza, G; Poli, E; Pozzoli, C | 1 |
Acheson, AG; Dashwood, MR; Eames, T; Gruss, H; Henry, Y; Rayment, SJ; Scholefield, JH; Simpson, JA; Wilson, VG | 1 |
Man, RY; Ng, KF; Vanhoutte, PM; Wong, ES | 1 |
Carter, RW; Kanagy, NL | 1 |
Beretta, C; Carcano, R; Cavalli, M | 1 |
Castillo, C; Castillo, EF; Gil-Gastelum, O; Larios, FJ; Valencia, I | 1 |
Castillo, C; Castillo, EF; Gil-Gastelum, O; López, O; Medina, R | 1 |
Artigues-Varin, C; Mulder, P; Richard, V; Thuillez, C; Varin, R | 1 |
Barbara, G; Baschiera, F; Blandizzi, C; Breschi, MC; Colucci, R; De Giorgio, R; De Ponti, F; Del Tacca, M; Fornai, M | 1 |
Gillespie, JI | 1 |
García, L; Grandoso, L; Pineda, J; Ugedo, L | 1 |
Cambridge, D | 1 |
Shepperson, NB | 1 |
Bogaert, MG; Lefebvre, RA; Verplanken, PA | 1 |
Beckeringh, JJ; De Jonge, A; Thoolen, MJ; Timmermans, PB; Van Zwieten, PA; Wilffert, B | 1 |
Hicks, PE | 1 |
Aburto, T; Deth, RC; Jinsi, A; Zhu, Q | 1 |
Deth, RC; Jinsi, A | 1 |
Galligan, JJ | 1 |
Butler, A; Connor, HE; O'Shaughnessy, CT; Worton, SP | 1 |
Abel, PW; Balasubramaniam, A; Conlon, JM; Porter, JE | 1 |
Andersson, RG; Grundström, N; Johansson-Rydberg, IG | 1 |
Guo, HY; Lorenz, RR; Vanhoutte, PM | 1 |
Guimarães, S; Nunes, JP | 1 |
Dodds, WJ; Lang, IM; Sarna, SK | 1 |
Driessen, B; Starke, K; von Kügelgen, I | 1 |
Deth, RC; Waen-Safranchik, VI | 1 |
MacLean, MR; McCulloch, KM; McGrath, JC | 1 |
Vanhoutte, PM; Wood, MB; Ye, Z | 1 |
Flavahan, NA | 1 |
Brown, DR; Malone, ED; Trent, AM; Turner, TA | 1 |
Bryant, CE; Clarke, KW | 1 |
Deth, RC; Jinsi, A; Paradise, J | 1 |
Boulanger, CM; Illiano, S; Marsault, R; Taddei, S; Vanhoutte, PM | 1 |
Coupar, IM; Liu, L | 2 |
Bertaccini, G; Poli, E; Pozzoli, C | 1 |
Hansen, J; Thomas, GD; Victor, RG | 1 |
Poli, E; Pozzoli, C | 1 |
Furukawa, T; Morishita, H | 1 |
Goldstein, I; Huang, YH; Moreland, RB; Traish, AM | 1 |
Kanagy, NL | 1 |
Gallant, CM; Goldstein, I; Gupta, S; Moreland, RB; Traish, A; Yang, S | 1 |
Kwan, CY; Mo, FM | 1 |
He, GW; Yang, CQ | 1 |
Kendall, DA; Roberts, RE; Tomlinson, AE; Wilson, VG | 1 |
Ali, A; Cheng, HY; Ting, KN; Wilson, VG | 1 |
Kendall, DA; Roberts, RE; Wilson, VG | 1 |
Daly, CJ; Mackenzie, JF; McGrath, JC; Naghadeh, MA; Pediani, JD | 1 |
Nott, MW; Rand, MJ; Thaina, P | 1 |
Landis, ME; Miller, VM; Ray, EC | 1 |
Kitazawa, T; Maezono, Y; Taneike, T | 1 |
Gloviczki, P; Landis, ME; Miller, VM; Ray, EC | 1 |
Kamata, K; Suenaga, H | 2 |
Bogers, JJ; De Man, JG; De Winter, BY; Herman, AG; Moreels, TG; Pelckmans, PA; Van Marck, EA | 1 |
Bornstein, J; Johnson, P; Stebbing, M; Vremec, M | 1 |
Hashimoto, A; Imaizumi, T; Kambe, T; Kishi, M; Mori, T; Nakazawa, T; Orito, K | 1 |
Cawthorne, MA; Kelly, J; Roberts, SP; Sennitt, MV | 1 |
Dunn, WR; McGrath, JC; Wilson, VG | 1 |
Blackburn, TP; Chapman, H; Demarinis, RM; Edwards, R; Hieble, JP; Roberts, SP; Shah, DH; Sulpizio, AC; Wood, MD; Young, P | 1 |
Bültmann, R; Starke, K; von Kügelgen, I | 1 |
Lepor, H | 1 |
Hayashi, S; Ishima, T; Kano, S; Kimura, K; Matsuzaki, T; Miura, A; Ukai, Y | 1 |
MacLean, MR; McGrath, JC | 1 |
Calvete, J; Hayes, R; Sever, PS; Thom, S | 1 |
Baumann, M; Gup, DI; Lepor, H; Shapiro, E | 1 |
Alden, BM; Matherne, GP; Nakamura, KT; Robillard, JE; Rusch, NJ | 1 |
Flavahan, NA; Shimokawa, H; Vanhoutte, PM | 1 |
Downing, OA; Stein, W; Wilson, KA; Wilson, VG | 1 |
Calvete, J; Hayes, R; Martin, G; Sever, P; Thom, S | 1 |
Doxey, JC; Roach, AG; Samuel, J | 1 |
Honda, K; Miyata-Osawa, A; Shiono, K; Takenaka, T; Terai, M | 1 |
Lattimer, N; Rhodes, KF | 1 |
Greenwood, B; Read, NW | 1 |
Bond, RA; Charlton, KG; Clarke, DE | 1 |
Itoh, H; Kohli, JD; Rajfer, SI | 1 |
Broadley, KJ; Williamson, KL | 1 |
Rhodes, KF; Waterfall, JF | 1 |
Guimarães, S; Moura, D; Paiva, MQ | 1 |
Daly, CJ; McGrath, JC; Wilson, VG | 1 |
Bullock, GR; Taylor, SG; Weston, AH | 1 |
1 review(s) available for brimonidine tartrate and Muscle Contraction
Article | Year |
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Role of alpha-adrenergic blockers in the treatment of benign prostatic hyperplasia.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Brimonidine Tartrate; Carbachol; Humans; Male; Muscle Contraction; Phenylephrine; Prazosin; Prostatic Hyperplasia; Quinoxalines | 1990 |
1 trial(s) available for brimonidine tartrate and Muscle Contraction
Article | Year |
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Human vascular smooth muscle responses mediated by alpha 2 mechanisms in vivo and in vitro.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Adult; Arteries; Brimonidine Tartrate; Dioxanes; Doxazosin; Forearm; Humans; Idazoxan; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth, Vascular; Prazosin; Quinoxalines; Receptors, Adrenergic, alpha | 1985 |
80 other study(ies) available for brimonidine tartrate and Muscle Contraction
Article | Year |
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Effects of selective α
Topics: Adrenergic alpha-2 Receptor Agonists; Animals; Brimonidine Tartrate; Bronchi; Carbachol; Electric Stimulation; Horses; Imidazoles; Male; Medetomidine; Muscle Contraction; Muscle, Smooth; Xylazine | 2018 |
Dual effects of α2 -adrenoceptors in modulating myogenic tone in sheep isolated internal anal sphincter.
Topics: Adrenergic alpha-1 Receptor Antagonists; Adrenergic alpha-2 Receptor Agonists; Anal Canal; Animals; Brimonidine Tartrate; Clonidine; Dexmedetomidine; Muscle Contraction; Prazosin; Quinoxalines; Radioligand Assay; Receptors, Adrenergic, alpha; Sheep; Tissue Culture Techniques | 2014 |
Dexmedetomidine induces both relaxations and contractions, via different {alpha}2-adrenoceptor subtypes, in the isolated mesenteric artery and aorta of the rat.
Topics: 15-Hydroxy-11 alpha,9 alpha-(epoxymethano)prosta-5,13-dienoic Acid; Adrenergic alpha-1 Receptor Antagonists; Adrenergic alpha-2 Receptor Agonists; Adrenergic alpha-2 Receptor Antagonists; Animals; Aorta; Brimonidine Tartrate; Clonidine; Dexmedetomidine; Endothelium, Vascular; In Vitro Techniques; Indomethacin; Male; Mesenteric Arteries; Models, Biological; Muscle Contraction; Muscle Relaxation; Muscle, Smooth, Vascular; Naphthalenes; NG-Nitroarginine Methyl Ester; Pertussis Toxin; Prazosin; Propionates; Quinoxalines; Rats; Rats, Sprague-Dawley; Receptors, Adrenergic, alpha-2; Receptors, Thromboxane | 2010 |
Tyrosine kinases regulate intracellular calcium during alpha(2)-adrenergic contraction in rat aorta.
Topics: Adrenergic alpha-Agonists; Animals; Aorta; Brimonidine Tartrate; Calcium; Enzyme Inhibitors; Flavonoids; Hypertension; Male; Mitogen-Activated Protein Kinases; Muscle Contraction; Muscle, Smooth, Vascular; Nitric Oxide Synthase; Protein-Tyrosine Kinases; Pyrazoles; Pyrimidines; Quinazolines; Quinoxalines; Rats; Rats, Sprague-Dawley; Receptors, Adrenergic, alpha-2; Tyrphostins | 2002 |
Different contractile effects of alpha1- and alpha2-adrenergic agonists on horse isolated common digital artery smooth muscle ring preparations in vitro.
Topics: Adrenergic alpha-1 Receptor Agonists; Adrenergic alpha-1 Receptor Antagonists; Adrenergic alpha-2 Receptor Agonists; Adrenergic alpha-2 Receptor Antagonists; Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Animals; Arteries; Brimonidine Tartrate; Calcium; Dose-Response Relationship, Drug; Endoplasmic Reticulum; Endothelin Receptor Antagonists; Endothelium, Vascular; Horses; Imidazoles; In Vitro Techniques; Kinetics; Muscle Contraction; Muscle, Smooth, Vascular; Norepinephrine; Oligopeptides; Peptides, Cyclic; Phenylephrine; Piperidines; Quinoxalines | 2002 |
Endothelial inhibitory modulation on the contractile responses to alpha 2-adrenergic agonists.
Topics: Adrenergic alpha-2 Receptor Agonists; Adrenergic alpha-Agonists; Animals; Aorta, Thoracic; Brimonidine Tartrate; Endothelium, Vascular; Enzyme Inhibitors; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth, Vascular; NG-Nitroarginine Methyl Ester; Nitric Oxide Synthase; Nitric Oxide Synthase Type III; Oxymetazoline; Quinoxalines; Rats; Rats, Wistar | 2002 |
Vasocontractile effects of alpha 2-adrenergic agonists associated with intracellular calcium release.
Topics: Adrenergic alpha-2 Receptor Agonists; Adrenergic alpha-Agonists; Animals; Aorta, Thoracic; Brimonidine Tartrate; Calcium; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth, Vascular; Oxymetazoline; Phenylephrine; Quinoxalines; Rats; Rats, Wistar; Vasoconstriction | 2002 |
Alpha2-adrenoceptor ligands inhibit alpha1-adrenoceptor-mediated contraction of isolated rat arteries.
Topics: Adrenergic alpha-1 Receptor Antagonists; Adrenergic alpha-2 Receptor Agonists; Adrenergic alpha-2 Receptor Antagonists; Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Animals; Aorta, Thoracic; Arteries; Azepines; Brimonidine Tartrate; Clonidine; Idazoxan; In Vitro Techniques; Ligands; Male; Mesenteric Arteries; Muscle Contraction; Muscle, Smooth, Vascular; Nitric Oxide; Oxazoles; Prostaglandins; Quinoxalines; Rats; Rats, Wistar; Receptors, Adrenergic, alpha-2; Rilmenidine; Yohimbine | 2002 |
Altered prejunctional modulation of intestinal cholinergic and noradrenergic pathways by alpha2-adrenoceptors in the presence of experimental colitis.
Topics: Acetylcholine; Adrenergic alpha-2 Receptor Agonists; Adrenergic alpha-2 Receptor Antagonists; Animals; Brimonidine Tartrate; Colitis; Colon; Dinitrofluorobenzene; Electric Stimulation; Enteric Nervous System; Gastrointestinal Motility; Gastrointestinal Transit; Ileum; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth; Norepinephrine; Quinoxalines; Rats; Rats, Sprague-Dawley; Receptors, Adrenergic, alpha-2; Reverse Transcriptase Polymerase Chain Reaction; Yohimbine | 2003 |
Noradrenaline inhibits autonomous activity in the isolated guinea pig bladder.
Topics: Action Potentials; Adrenergic alpha-Agonists; Animals; Autonomic Nervous System; Brimonidine Tartrate; Electric Stimulation; Female; Guinea Pigs; Imidazoles; Muscle Contraction; Norepinephrine; Quinoxalines; Receptors, Adrenergic; Urinary Bladder | 2004 |
Acute and long-term administration of citalopram desensitizes alpha2-adrenoceptors in the rat vas deferens.
Topics: Adrenergic alpha-Agonists; Adrenergic Uptake Inhibitors; Animals; Brimonidine Tartrate; Citalopram; Dose-Response Relationship, Drug; Drug Administration Schedule; Duloxetine Hydrochloride; Electric Stimulation; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth; Quinoxalines; Rats; Rats, Sprague-Dawley; Receptors, Adrenergic, alpha-2; Selective Serotonin Reuptake Inhibitors; Serotonin; Thiophenes; Vas Deferens | 2006 |
UK-14,304, a potent and selective alpha2-agonist for the characterisation of alpha-adrenoceptor subtypes.
Topics: Adrenergic alpha-Agonists; Animals; Brimonidine Tartrate; Guinea Pigs; Ileum; Imidazoles; In Vitro Techniques; Muscle Contraction; Muscle, Smooth; Pulmonary Artery; Quinoxalines; Rabbits; Receptors, Adrenergic; Receptors, Adrenergic, alpha | 1981 |
Alpha 2-adrenoceptor agonists potentiate responses mediated by alpha 1-adrenoceptors in the cat nictitating membrane.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Angiotensin II; Animals; Antihypertensive Agents; Blood Pressure; Brimonidine Tartrate; Cats; Clonidine; Female; In Vitro Techniques; Muscle Contraction; Muscle, Smooth; Nictitating Membrane; Norepinephrine; Phenylephrine; Quinolizines; Quinoxalines; Receptors, Adrenergic, alpha | 1984 |
Pharmacological characterization of alpha adrenoceptors in the rat gastric fundus.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Animals; Brimonidine Tartrate; Clonidine; Electric Stimulation; Female; Gastric Fundus; In Vitro Techniques; Methacholine Compounds; Muscle Contraction; Norepinephrine; Phenylephrine; Quinoxalines; Rats; Receptors, Adrenergic, alpha | 1984 |
The contractions induced in rat and guinea-pig aortic strips by the alpha 2-adrenoceptor selective agonists B-HT 920 and UK 14,304 are mediated by alpha 1-adrenoceptors.
Topics: Adrenergic alpha-Agonists; Animals; Aorta; Azepines; Brimonidine Tartrate; Dose-Response Relationship, Drug; Gallopamil; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth, Vascular; Prazosin; Quinoxalines; Rats; Rats, Inbred Strains; Receptors, Adrenergic, alpha; Species Specificity; Yohimbine | 1984 |
alpha-adrenoreceptor-mediated phasic and tonic activity in rat portal vein in vitro.
Topics: Animals; Brimonidine Tartrate; Electric Stimulation; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth, Vascular; Norepinephrine; Phenylephrine; Portal Vein; Prazosin; Quinoxalines; Rats; Rats, Inbred Strains; Receptors, Adrenergic; Receptors, Adrenergic, alpha | 1983 |
Involvement of protein kinase C activation in alpha 2-adrenoceptor-mediated contractions of rabbit saphenous vein.
Topics: Adrenergic alpha-Agonists; Alkaloids; Animals; Brimonidine Tartrate; Calcium; Diglycerides; Dose-Response Relationship, Drug; Down-Regulation; Enzyme Activation; Inositol Phosphates; Male; Muscle Contraction; Muscle, Smooth, Vascular; Naphthalenes; Phosphatidic Acids; Phospholipase D; Protein Kinase C; Quinoxalines; Rabbits; Receptors, Adrenergic, alpha-2; Saphenous Vein; Staurosporine; Tetradecanoylphorbol Acetate | 1995 |
Alpha 2-adrenoceptor-mediated vasoconstriction requires a tyrosine kinase.
Topics: Animals; Aorta; Brimonidine Tartrate; Cinnamates; Dose-Response Relationship, Drug; Genistein; Hydroquinones; Isoflavones; Male; Muscle Contraction; Muscle, Smooth, Vascular; Phenylephrine; Protein-Tyrosine Kinases; Quinoxalines; Rabbits; Receptors, Adrenergic, alpha-1; Receptors, Adrenergic, alpha-2; Saphenous Vein; Vasoconstriction | 1995 |
Differential inhibition of cholinergic and noncholinergic neurogenic contractions by mu opioid and alpha-2 adrenergic agonists in guinea pig ileum.
Topics: Acetylcholine; Adrenergic alpha-Agonists; Animals; Brimonidine Tartrate; Choline; Clonidine; Enkephalin, Ala(2)-MePhe(4)-Gly(5)-; Enkephalins; Guinea Pigs; Ileum; In Vitro Techniques; Male; Morphine; Motor Neurons; Muscle Contraction; Muscle, Smooth; Neuromuscular Junction; Neurotransmitter Uptake Inhibitors; Quinoxalines; Receptors, Adrenergic, alpha; Receptors, Opioid, mu; Substance P; Synaptic Transmission | 1993 |
Sensory nerve-mediated relaxation of guinea-pig isolated pulmonary artery: prejunctional modulation by alpha 2-adrenoceptor agonists but not sumatriptan.
Topics: Adrenergic alpha-Agonists; Animals; Brimonidine Tartrate; Calcitonin Gene-Related Peptide; Electric Stimulation; Guinea Pigs; Histamine; In Vitro Techniques; Indoles; Male; Muscle Contraction; Muscle Relaxation; Muscle, Smooth, Vascular; Neuromuscular Junction; Neurons, Afferent; Piperazines; Pulmonary Artery; Pyrrolidines; Quinoxalines; Substance P; Sulfonamides; Sumatriptan; Vasoconstrictor Agents; Yohimbine | 1993 |
Differential actions of lamprey peptide methionine-tyrosine at Y1 and Y2 neuropeptide Y receptors.
Topics: Amino Acid Sequence; Animals; Brimonidine Tartrate; Guinea Pigs; In Vitro Techniques; Male; Mesenteric Arteries; Molecular Sequence Data; Muscle Contraction; Muscle, Smooth; Muscle, Smooth, Vascular; Peptides; Quinoxalines; Rats; Rats, Sprague-Dawley; Receptors, Neuropeptide Y; Vas Deferens | 1994 |
Pertussis toxin attenuates presynaptic inhibition of cholinergic but not nonadrenergic noncholinergic contraction in guinea pig airways.
Topics: Animals; Brimonidine Tartrate; Bronchi; Dose-Response Relationship, Drug; GTP-Binding Proteins; Guinea Pigs; Male; Muscle Contraction; Parasympathetic Nervous System; Pertussis Toxin; Quinoxalines; Receptors, Adrenergic, alpha-2; Receptors, Opioid; Trachea; Virulence Factors, Bordetella | 1995 |
Anisodamine at higher concentrations in inhibiting alpha-adrenergic responses in isolated canine blood vessels.
Topics: Adrenergic alpha-Antagonists; Animals; Brimonidine Tartrate; Dogs; Dose-Response Relationship, Drug; Femoral Artery; In Vitro Techniques; Muscle Contraction; Muscle, Smooth, Vascular; Norepinephrine; Quinoxalines; Saphenous Vein; Solanaceous Alkaloids | 1993 |
Chloroethylclonidine irreversibly activates postjunctional alpha 2-adrenoceptors in the dog saphenous vein.
Topics: Adrenergic alpha-Agonists; Alkylating Agents; Animals; Brimonidine Tartrate; Clonidine; Cocaine; Dogs; Female; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth, Vascular; Neuromuscular Junction; Phenylephrine; Quinoxalines; Receptors, Adrenergic, alpha-1; Receptors, Adrenergic, alpha-2; Saphenous Vein | 1993 |
Pharyngeal, esophageal, and proximal gastric responses associated with vomiting.
Topics: Adrenergic alpha-Agonists; Animals; Apomorphine; Brimonidine Tartrate; Dogs; Electromyography; Esophagus; Female; Intestine, Small; Male; Models, Biological; Muscle Contraction; Muscle Tonus; Muscle, Smooth; Nerve Block; Pharynx; Quinoxalines; Stomach; Vagus Nerve; Vomiting | 1993 |
Neural ATP release and its alpha 2-adrenoceptor-mediated modulation in guinea-pig vas deferens.
Topics: Adenosine Triphosphate; Adrenergic alpha-1 Receptor Antagonists; Adrenergic alpha-2 Receptor Antagonists; Adrenergic alpha-Agonists; Animals; Brimonidine Tartrate; Electric Stimulation; Guinea Pigs; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth; Neurons; Norepinephrine; Prazosin; Purinergic P2 Receptor Antagonists; Quinoxalines; Receptors, Adrenergic, alpha-1; Receptors, Adrenergic, alpha-2; Receptors, Purinergic P2; Suramin; Vas Deferens; Yohimbine | 1993 |
Effects of wortmannin on alpha-1/alpha-2 adrenergic receptor-mediated contractile responses in rabbit vascular tissues.
Topics: Androstadienes; Animals; Aorta, Thoracic; Brimonidine Tartrate; Calcium; Dose-Response Relationship, Drug; Muscle Contraction; Muscle, Smooth, Vascular; Phenylephrine; Potassium Chloride; Quinoxalines; Rabbits; Receptors, Adrenergic, alpha-1; Receptors, Adrenergic, alpha-2; Saphenous Vein; Wortmannin | 1994 |
Influences of the endothelium and hypoxia on alpha 1- and alpha 2-adrenoceptor-mediated responses in the rabbit isolated pulmonary artery.
Topics: Adrenergic alpha-Agonists; Animals; Arginine; Brimonidine Tartrate; Endothelium, Vascular; In Vitro Techniques; Muscle Contraction; Muscle, Smooth, Vascular; NG-Nitroarginine Methyl Ester; Norepinephrine; Oxygen; Phenylephrine; Pulmonary Artery; Quinoxalines; Rabbits; Receptors, Adrenergic, alpha; Vasoconstriction | 1993 |
Alpha-adrenergic receptor responsiveness in vascular smooth muscle of canine bone.
Topics: Adrenergic alpha-Agonists; Animals; Brimonidine Tartrate; Dogs; Dose-Response Relationship, Drug; Female; Male; Muscle Contraction; Muscle, Smooth, Vascular; Norepinephrine; Prazosin; Quinoxalines; Receptors, Adrenergic, alpha; Regional Blood Flow; Tibia; Yohimbine | 1993 |
Lysophosphatidylcholine modifies G protein-dependent signaling in porcine endothelial cells.
Topics: Adenosine Diphosphate; Animals; Bradykinin; Brimonidine Tartrate; Coronary Vessels; Dinoprost; Endothelium, Vascular; Female; Fluorides; GTP-Binding Proteins; Lysophosphatidylcholines; Male; Muscle Contraction; Pertussis Toxin; Quinoxalines; Serotonin; Signal Transduction; Swine; Virulence Factors, Bordetella | 1993 |
Influence of adrenergic and cholinergic mediators on the equine jejunum in vitro.
Topics: Acetylcholine; Adrenergic Agonists; Adrenergic Antagonists; Animals; Atropine; Brimonidine Tartrate; Calcium Channel Blockers; Cholinergic Agonists; Cholinergic Antagonists; Dose-Response Relationship, Drug; Horses; Isoproterenol; Jejunum; Muscle Contraction; Muscle, Smooth; Norepinephrine; Oxymetazoline; Parasympathetic Nervous System; Phentolamine; Phenylephrine; Prazosin; Quinoxalines; Sympathetic Nervous System; Tetrodotoxin; Verapamil; Yohimbine | 1996 |
The actions of medetomidine may not be mediated exclusively by alpha 2-adrenoceptors in the equine saphenous vein.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Animals; Azepines; Brimonidine Tartrate; Dose-Response Relationship, Drug; Electric Stimulation; Endothelium, Vascular; Female; Horses; Imidazoles; Male; Medetomidine; Muscle Contraction; Muscle, Smooth, Vascular; Neuromuscular Junction; Norepinephrine; Phenylephrine; Prazosin; Quinoxalines; Receptors, Adrenergic, alpha-2; Saphenous Vein; Structure-Activity Relationship | 1996 |
A tyrosine kinase regulates alpha-adrenoceptor-stimulated contraction and phospholipase D activation in the rat aorta.
Topics: 3-Pyridinecarboxylic acid, 1,4-dihydro-2,6-dimethyl-5-nitro-4-(2-(trifluoromethyl)phenyl)-, Methyl ester; Adrenergic alpha-Agonists; Animals; Aorta, Thoracic; Brimonidine Tartrate; Calcium Channel Agonists; Dose-Response Relationship, Drug; Enzyme Activation; Genistein; Isoflavones; Male; Muscle Contraction; Muscle, Smooth, Vascular; Norepinephrine; Pertussis Toxin; Phospholipase D; Potassium; Protein-Tyrosine Kinases; Quinoxalines; Rats; Receptors, Adrenergic, alpha; Virulence Factors, Bordetella | 1996 |
Rilmenidine activates postjunctional alpha 1- and alpha 2-adrenoceptors in the canine saphenous vein.
Topics: Adrenergic alpha-1 Receptor Agonists; Adrenergic alpha-2 Receptor Agonists; Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Animals; Brimonidine Tartrate; Calcium Channel Blockers; Clonidine; Dihydropyridines; Dogs; Female; Idazoxan; Imidazoles; Imidazoline Receptors; In Vitro Techniques; Isotope Labeling; Male; Medetomidine; Muscle Contraction; Muscle, Smooth; Osmolar Concentration; Oxazoles; Phenoxybenzamine; Prazosin; Protein Binding; Quinoxalines; Radioligand Assay; Receptors, Adrenergic, alpha-1; Receptors, Adrenergic, alpha-2; Receptors, Drug; Rilmenidine; Saphenous Vein; Tritium; Yohimbine | 1996 |
A simple method for measuring the effects of drugs on intestinal longitudinal and circular muscle.
Topics: Animals; Atropine; Brimonidine Tartrate; Clonidine; Electric Stimulation; Female; Guinea Pigs; Hexamethonium; Ileum; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth; Quinoxalines; Rats; Rats, Wistar; Tetrodotoxin | 1996 |
Interaction between histamine H3 receptors and other prejunctional receptor systems in the isolated guinea pig duodenum.
Topics: Acetylcholine; Adenosine; Animals; Brimonidine Tartrate; Duodenum; Electric Stimulation; Guinea Pigs; In Vitro Techniques; Male; Methylhistamines; Muscle Contraction; Quinoxalines; Receptors, Adrenergic, alpha-2; Receptors, Histamine H3; Receptors, Purinergic P1 | 1997 |
ATP-sensitive potassium channels mediate contraction-induced attenuation of sympathetic vasoconstriction in rat skeletal muscle.
Topics: Adrenergic alpha-Agonists; Animals; Brimonidine Tartrate; Female; Femoral Artery; Humans; Muscle Contraction; Muscle, Skeletal; Potassium Channels; Quinoxalines; Rats; Rats, Sprague-Dawley; Regional Blood Flow; Sympathetic Nervous System; Vasoconstriction | 1997 |
Histamine H3 receptors do not modulate reflex-evoked peristaltic motility in the isolated guinea-pig ileum.
Topics: Animals; Brimonidine Tartrate; Electric Stimulation; Guinea Pigs; Ileum; In Vitro Techniques; Male; Muscle Contraction; Perfusion; Peristalsis; Quinoxalines; Receptors, Histamine H3; Reflex | 1997 |
Existence of dopamine D1 receptor on the sympathetic nerve endings in the guinea-pig vas deferens.
Topics: 2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepine; Adenosine Triphosphate; Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Animals; Benzazepines; Brimonidine Tartrate; Dopamine Agonists; Dopamine Antagonists; Electric Stimulation; Guinea Pigs; Idazoxan; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth; Presynaptic Terminals; Quinoxalines; Receptors, Dopamine D1; Spiperone; Synaptic Transmission; Vas Deferens | 1997 |
Characterisation of pre- and post-synaptic alpha-adrenoceptors in modulation of the rat ileum longitudinal and circular muscle activities.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Animals; Binding Sites; Brimonidine Tartrate; Clonidine; Electric Stimulation; Idazoxan; Ileum; In Vitro Techniques; Muscle Contraction; Oxymetazoline; Phentolamine; Quinoxalines; Rats; Receptors, Adrenergic, alpha; Receptors, Presynaptic | 1997 |
Expression of functional alpha2-adrenergic receptor subtypes in human corpus cavernosum and in cultured trabecular smooth muscle cells.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Binding, Competitive; Brimonidine Tartrate; Cells, Cultured; Colforsin; Cyclic AMP; Humans; Idazoxan; Male; Muscle Contraction; Muscle, Smooth; Penis; Quinoxalines; Radioisotopes; Receptors, Adrenergic, alpha-2; Ribonucleases; RNA, Messenger; Yohimbine | 1997 |
Increased vascular responsiveness to alpha 2-adrenergic stimulation during NOS inhibition-induced hypertension.
Topics: Adrenergic alpha-Agonists; Animals; Aorta, Thoracic; Blood Pressure; Body Weight; Brimonidine Tartrate; Enzyme Inhibitors; Hypertension; In Vitro Techniques; Male; Mesenteric Artery, Superior; Muscle Contraction; Muscle, Smooth, Vascular; Nitric Oxide Synthase; Nitroarginine; Norepinephrine; Phenylephrine; Quinoxalines; Rats; Rats, Sprague-Dawley; Receptors, Adrenergic, alpha-2; Systole; Vasoconstriction; Yohimbine | 1997 |
The expression of functional postsynaptic alpha2-adrenoceptors in the corpus cavernosum smooth muscle.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Animals; Brimonidine Tartrate; Calcium; Cyclic AMP; Male; Muscle Contraction; Muscle, Smooth; Oxymetazoline; Penis; Phenylephrine; Prazosin; Quinoxalines; Rabbits; Radioligand Assay; Receptors, Adrenergic, alpha-2; Second Messenger Systems; Synapses; Tritium; Yohimbine | 1998 |
Alpha-adrenoceptor subtypes of dog saphenous vein: another unusual property.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Animals; Brimonidine Tartrate; Calcium; Dogs; Female; Fluorescence; Fura-2; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth, Vascular; Phenylephrine; Potassium Chloride; Prazosin; Quinoxalines; Receptors, Adrenergic, alpha; Saphenous Vein; Signal Transduction; Yohimbine | 1998 |
Characteristics of adrenoceptors in the human radial artery: clinical implications.
Topics: Adrenergic Agonists; Adrenergic Antagonists; Animals; Brimonidine Tartrate; Coronary Artery Bypass; Coronary Vessels; Endothelium, Vascular; Humans; Muscle Contraction; Muscle, Smooth, Vascular; Norepinephrine; Quinoxalines; Radial Artery; Receptors, Adrenergic, alpha; Receptors, Adrenergic, beta; Swine; Vasoconstriction | 1998 |
Alpha2-adrenoceptor-mediated contractions of the porcine isolated ear artery: evidence for a cyclic AMP-dependent and a cyclic AMP-independent mechanism.
Topics: 15-Hydroxy-11 alpha,9 alpha-(epoxymethano)prosta-5,13-dienoic Acid; Adrenergic alpha-Agonists; Angiotensin II; Animals; Arteries; Brimonidine Tartrate; Colforsin; Cyclic AMP; Ear; In Vitro Techniques; Muscle Contraction; Muscle Relaxation; Nitroprusside; Quinoxalines; Receptors, Adrenergic, alpha-2; Swine | 1998 |
Rilmenidine reveals differences in the pharmacological characteristics of prejunctional alpha2-adrenoceptors in the guinea-pig, rat and pig.
Topics: Adrenergic alpha-2 Receptor Agonists; Adrenergic alpha-2 Receptor Antagonists; Adrenergic alpha-Agonists; Animals; Arteries; Brimonidine Tartrate; Clonidine; Dose-Response Relationship, Drug; Electric Stimulation; Guinea Pigs; Ileum; Male; Muscle Contraction; Oxazoles; Quinoxalines; Rats; Receptors, Adrenergic, alpha-2; Rilmenidine; Species Specificity; Swine; Vas Deferens | 1998 |
A study of NPY-mediated contractions of the porcine isolated ear artery.
Topics: Adenylyl Cyclases; Adrenergic alpha-Agonists; Angiotensin II; Animals; Brimonidine Tartrate; Colforsin; Cyclic AMP; Ear, External; In Vitro Techniques; Isometric Contraction; Muscle Contraction; Muscle Relaxation; Muscle, Smooth, Vascular; Neuropeptide Y; Nitroprusside; Quinoxalines; Receptors, Adrenergic, alpha-2; Receptors, Neuropeptide Y; Regional Blood Flow; Swine; Vasoconstrictor Agents; Vasodilator Agents | 1999 |
Importance of agonists in alpha-adrenoceptor classification and localisation of alpha1-adrenoceptors in human prostate.
Topics: Adrenergic alpha-Agonists; Animals; Binding, Competitive; Brimonidine Tartrate; Calcium; Carotid Artery, Common; Cells, Cultured; Fibroblasts; Humans; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth; Phenylephrine; Prazosin; Prostate; Quinoxalines; Rabbits; Rats; Rats, Wistar; Receptors, Adrenergic, alpha-1; Saphenous Vein | 1999 |
Effects of some imidazolidine alpha2-adrenoceptor agonists in rat isolated atria.
Topics: Adrenergic alpha-Agonists; Animals; Brimonidine Tartrate; Clonidine; Drug Interactions; Electric Stimulation; Female; Heart Atria; Heart Rate; Idazoxan; Imidazoles; In Vitro Techniques; Muscle Contraction; Norepinephrine; Pargyline; Prazosin; Quinoxalines; Rats; Rats, Sprague-Dawley; Sympathetic Nervous System; Time Factors | 1999 |
Effects of dietary L-arginine on the reactivity of canine coronary arteries.
Topics: Adrenergic alpha-Agonists; Animals; Arginine; Brimonidine Tartrate; Calcimycin; Coronary Vessels; Dietary Supplements; Dinoprost; Dogs; Endothelium, Vascular; Ionophores; Male; Muscle Contraction; Muscle, Smooth; Nitric Oxide; omega-N-Methylarginine; Quinoxalines; Tetraethylammonium | 1999 |
The mechanisms of alpha(2)-adrenoceptor agonist-induced contraction in longitudinal muscle of the porcine uterus.
Topics: Adrenergic alpha-2 Receptor Agonists; Adrenergic alpha-Agonists; Animals; Brimonidine Tartrate; Calcium; Calcium Channel Blockers; Clonidine; Colforsin; Cyclic AMP; Female; Fluorescent Dyes; Fura-2; In Vitro Techniques; Muscle Contraction; Muscle, Smooth; Myometrium; Pertussis Toxin; Quinoxalines; Swine; Uterus; Verapamil; Virulence Factors, Bordetella | 2000 |
Effects of dietary L-arginine on structure and function of flow-restricted vein grafts.
Topics: Adrenergic alpha-Agonists; Amino Acids; Animals; Arginine; Blood Flow Velocity; Brimonidine Tartrate; Calcimycin; Constriction, Pathologic; Dietary Supplements; Dogs; Dose-Response Relationship, Drug; Endothelium, Vascular; Femoral Artery; In Vitro Techniques; Male; Muscle Contraction; Muscle Relaxation; Muscle, Smooth, Vascular; Nitric Oxide; Quinoxalines; Saphenous Vein; Vascular Patency | 2001 |
Alpha-adrenoceptor agonists produce Ca2+ oscillations in isolated rat aorta: role of protein kinase C.
Topics: 1-(5-Isoquinolinesulfonyl)-2-Methylpiperazine; Adrenergic alpha-Agonists; Animals; Aorta, Thoracic; Brimonidine Tartrate; Calcium Channel Blockers; Calcium Signaling; Cytosol; Dose-Response Relationship, Drug; Enzyme Inhibitors; Indoles; Male; Muscle Contraction; Muscle, Smooth, Vascular; Norepinephrine; Protein Kinase C; Quinoxalines; Rats; Rats, Wistar; Verapamil | 2000 |
Disturbance of the prejunctional modulation of cholinergic neurotransmission during chronic granulomatous inflammation of the mouse ileum.
Topics: Adrenergic Agonists; Adrenergic alpha-2 Receptor Agonists; Adrenergic alpha-2 Receptor Antagonists; Adrenergic Antagonists; Animals; Brimonidine Tartrate; Carbachol; Cholinergic Agents; Cholinergic Agonists; Cholinergic Antagonists; Chronic Disease; Dimethylphenylpiperazinium Iodide; Dose-Response Relationship, Drug; Electric Stimulation; Granuloma; Hexamethonium; Histamine; Histamine Agonists; Histamine Antagonists; Ileum; In Vitro Techniques; Male; Mice; Muscle Contraction; Neuromuscular Junction; Peroxidase; Quinoxalines; Receptors, Histamine; Schistosoma mansoni; Schistosomiasis mansoni; Synaptic Transmission; Tetrodotoxin | 2001 |
Role of alpha(2)-adrenoceptors in the sympathetic inhibition of motility reflexes of guinea-pig ileum.
Topics: Adrenergic alpha-Agonists; Animals; Brimonidine Tartrate; Electric Stimulation; Female; Ganglionic Blockers; Gastrointestinal Motility; Guinea Pigs; Hexamethonium; Ileum; In Vitro Techniques; Male; Mesenteric Arteries; Muscle Contraction; Muscle, Smooth; Physical Stimulation; Quinoxalines; Receptors, Adrenergic, alpha-2; Reflex; Sympathetic Nervous System | 2001 |
alpha(2)-adrenoceptor antagonist properties of OPC-28326, a novel selective peripheral vasodilator.
Topics: Adrenergic alpha-Antagonists; Aniline Compounds; Animals; Azepines; Binding, Competitive; Blood Pressure; Brimonidine Tartrate; Decerebrate State; Dose-Response Relationship, Drug; In Vitro Techniques; Male; Muscle Contraction; Mydriasis; Piperidines; Quinoxalines; Radioligand Assay; Rats; Rats, Sprague-Dawley; Synaptic Transmission; Vas Deferens; Vasodilator Agents; Yohimbine | 2001 |
Lysophosphatidylcholine potentiates vascular contractile responses in rat aorta via activation of tyrosine kinase.
Topics: Adrenergic alpha-Agonists; Animals; Aorta, Thoracic; Brimonidine Tartrate; Dose-Response Relationship, Drug; Drug Synergism; Enzyme Activation; Enzyme Inhibitors; Genistein; Lysophosphatidylcholines; Male; Muscle Contraction; Phosphorylation; Potassium; Protein-Tyrosine Kinases; Quinoxalines; Rats; Rats, Wistar; Vasoconstrictor Agents | 2002 |
SK&F 104078, a post-junctionally selective alpha 2-adrenoceptor antagonist in the human saphenous vein in vitro.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Adult; Aged; Benzazepines; Brimonidine Tartrate; Humans; In Vitro Techniques; Middle Aged; Muscle Contraction; Muscle, Smooth, Vascular; Neuromuscular Junction; Norepinephrine; Quinoxalines; Saphenous Vein | 1992 |
Postjunctional alpha-adrenoceptors in the rabbit isolated distal saphenous artery: indirect sensitivity to prazosin of responses to noradrenaline mediated via postjunctional alpha 2-adrenoceptors.
Topics: Adrenergic alpha-Antagonists; Angiotensin II; Animals; Brimonidine Tartrate; Female; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth, Vascular; Norepinephrine; Phenylephrine; Prazosin; Quinoxalines; Rabbits; Receptors, Adrenergic, alpha; Yohimbine | 1991 |
Additional evidence for functional subclassification of alpha-2 adrenoceptors based on a new selective antagonist, SK&F 104856.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Animals; Atrial Function; Benzazepines; Binding, Competitive; Brimonidine Tartrate; Dogs; Electric Stimulation; Female; Guinea Pigs; Heart Atria; Humans; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth, Vascular; Norepinephrine; Quinoxalines; Rabbits; Rats; Rats, Inbred Strains; Receptors, Adrenergic, alpha; Serotonin; Synaptic Transmission; Tritium; Vas Deferens | 1991 |
Contraction-mediating alpha 2-adrenoceptors in the mouse vas deferens.
Topics: Adenosine Triphosphate; Adrenergic alpha-Antagonists; Animals; Brimonidine Tartrate; Dioxanes; Drug Interactions; Idazoxan; Male; Mice; Muscle Contraction; Neuropeptide Y; Phenylephrine; Prazosin; Quinoxalines; Receptors, Adrenergic, alpha; Suramin; Vas Deferens; Yohimbine | 1991 |
[Pharmacological studies of celiprolol: II. Alpha 2-Adrenoceptor blocking effects of a cardioselective beta-blocker, celiprolol].
Topics: Adrenergic alpha-Antagonists; Adrenergic beta-Antagonists; Animals; Arteries; Blood Pressure; Brimonidine Tartrate; Celiprolol; In Vitro Techniques; Male; Muscle Contraction; Propanolamines; Quinoxalines; Rats; Rats, Inbred Strains; Tail; Tetrodotoxin; Vas Deferens; Vasoconstriction; Yohimbine | 1990 |
Effects of pre-contraction with endothelin-1 on alpha 2-adrenoceptor- and (endothelium-dependent) neuropeptide Y-mediated contractions in the isolated vascular bed of the rat tail.
Topics: Animals; Blood Pressure; Brimonidine Tartrate; Cholic Acids; Endothelins; Endothelium, Vascular; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth, Vascular; Neuropeptide Y; Phenylephrine; Quinoxalines; Rats; Rats, Inbred Strains; Receptors, Adrenergic, alpha; Regional Blood Flow; Tail; Yohimbine | 1990 |
In vivo and in vitro studies of alpha 2-adrenoceptor responses in human vascular smooth muscle.
Topics: Adult; Animals; Arm; Brimonidine Tartrate; Dioxanes; Dioxins; Doxazosin; Epinephrine; Humans; Idazoxan; Male; Muscle Contraction; Muscle, Smooth, Vascular; Phenylephrine; Prazosin; Quinoxalines; Receptors, Adrenergic, alpha; Regional Blood Flow; Vasomotor System | 1985 |
Contractile properties of human prostate adenomas and the development of infravesical obstruction.
Topics: Aged; Brimonidine Tartrate; Carbachol; Humans; Male; Muscle Contraction; Muscle, Smooth; Phenylephrine; Potassium Chloride; Prostatic Hyperplasia; Quinoxalines; Sensory Receptor Cells; Urinary Bladder Neck Obstruction | 1989 |
Regional variation of postjunctional alpha-adrenoceptor responses in the developing renal vascular bed of sheep.
Topics: Age Factors; Animals; Animals, Newborn; Brimonidine Tartrate; Fetus; Guanabenz; Isometric Contraction; Kidney; Muscle Contraction; Muscle, Smooth, Vascular; Phenylephrine; Quinoxalines; Receptors, Adrenergic, alpha; Renal Artery; Renal Veins; Sheep; Vasoconstriction | 1989 |
Pertussis toxin inhibits endothelium-dependent relaxations to certain agonists in porcine coronary arteries.
Topics: Adenylate Cyclase Toxin; Animals; Brimonidine Tartrate; Coronary Vessels; Endothelium, Vascular; Male; Methylene Blue; Muscle Contraction; Muscle Relaxation; Muscle, Smooth, Vascular; Oxyhemoglobins; Pertussis Toxin; Platelet Aggregation; Quinoxalines; Serotonin; Swine; Thrombin; Virulence Factors, Bordetella | 1989 |
A comparison of the actions of noradrenaline and UK-14,304 in the longitudinal smooth muscle of the rat isolated portal vein--no evidence for a population of post-junctional alpha 2-adrenoceptors.
Topics: Animals; Brimonidine Tartrate; Dioxanes; Idazoxan; Male; Muscle Contraction; Muscle, Smooth, Vascular; Norepinephrine; Portal Vein; Prazosin; Quinoxalines; Rats; Rats, Inbred Strains; Receptors, Adrenergic, alpha | 1988 |
Effects of desipramine on stimulation-induced contractions of the vas deferens of rats pretreated either chronically with desipramine or acutely with idazoxan.
Topics: Adrenergic alpha-Antagonists; Animals; Brimonidine Tartrate; Desipramine; Dioxanes; Dioxins; Drug Interactions; Electric Stimulation; Idazoxan; Male; Muscle Contraction; Muscle, Smooth; Quinoxalines; Rats; Rats, Inbred Strains; Receptors, Adrenergic, alpha; Time Factors; Vas Deferens | 1985 |
Studies on YM-12617: a selective and potent antagonist of postsynaptic alpha 1-adrenoceptors.
Topics: Adrenergic alpha-Antagonists; Animals; Aorta; Blood Pressure; Brain; Brimonidine Tartrate; Clonidine; Dioxanes; Dose-Response Relationship, Drug; In Vitro Techniques; Male; Muscle Contraction; Phenylephrine; Pulmonary Artery; Quinoxalines; Rabbits; Rats; Receptors, Adrenergic, alpha; Sulfonamides; Tritium; Vas Deferens | 1985 |
A difference in the affinity of some selective alpha 2-adrenoceptor antagonists when compared on isolated vasa deferentia of rat and rabbit.
Topics: Adrenergic alpha-Antagonists; Animals; Brimonidine Tartrate; Clonidine; Electric Stimulation; In Vitro Techniques; Male; Muscle Contraction; Quinoxalines; Rabbits; Rats; Vas Deferens | 1985 |
Neural control of jejunal and ileal motility and transmural potential difference in the ferret.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Animals; Atropine; Brimonidine Tartrate; Dioxanes; Ferrets; Gastrointestinal Motility; Idazoxan; Ileum; In Vitro Techniques; Jejunum; Male; Membrane Potentials; Muscle Contraction; Quinoxalines | 1986 |
Evidence for a receptor mediated action of norepinephrine distinct from alpha- and beta-adrenoceptors.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Animals; Brimonidine Tartrate; Clonidine; Cystamine; Guinea Pigs; Histamine Antagonists; Ileum; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth; Norepinephrine; Quinoxalines; Receptors, Adrenergic | 1986 |
Pharmacological characterization of the postsynaptic alpha-adrenoceptors in isolated canine mesenteric arteries and veins.
Topics: Adrenergic alpha-Antagonists; Animals; Antihypertensive Agents; Brimonidine Tartrate; Dogs; Dopamine; Female; In Vitro Techniques; Male; Mesenteric Arteries; Mesenteric Veins; Muscle Contraction; Muscle, Smooth, Vascular; Norepinephrine; Phenylephrine; Prazosin; Quinoxalines; Receptors, Adrenergic, alpha; Synapses; Yohimbine | 1987 |
Characterization of the alpha-adrenoceptors mediating positive inotropy of rat left atria by use of selective agonists and antagonists.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Animals; Aorta, Thoracic; Brimonidine Tartrate; Dioxanes; Idazoxan; Imidazoles; In Vitro Techniques; Isoproterenol; Male; Methoxamine; Muscle Contraction; Myocardial Contraction; Phenylephrine; Prazosin; Quinoxalines; Rats; Rats, Inbred Strains; Receptors, Adrenergic, alpha; Stimulation, Chemical | 1987 |
The effects of some alpha-adrenoceptor antagonists on the responses of the canine saphenous vein to B-HT 933, UK-14304 and methoxamine.
Topics: Adrenergic alpha-Antagonists; Animals; Azepines; Brimonidine Tartrate; Dioxanes; Dogs; Idazoxan; In Vitro Techniques; Male; Methoxamine; Muscle Contraction; Muscle, Smooth, Vascular; Potassium Chloride; Quinoxalines; Saphenous Vein | 1987 |
Alpha 2-adrenoceptor-mediated responses to so-called selective alpha 1-adrenoceptor agonists after partial blockade of alpha 1-adrenoceptors.
Topics: Adrenergic alpha-Agonists; Adrenergic alpha-Antagonists; Animals; Brimonidine Tartrate; Dogs; Drug Interactions; In Vitro Techniques; Methoxamine; Muscle Contraction; Muscle, Smooth, Vascular; Phenoxybenzamine; Phenylephrine; Prazosin; Quinoxalines; Receptors, Adrenergic, alpha; Verapamil; Yohimbine | 1987 |
Evidence that the population of postjunctional-adrenoceptors mediating contraction of smooth muscle in the rabbit isolated ear vein is predominantly alpha 2.
Topics: Adrenergic alpha-Antagonists; Animals; Antihypertensive Agents; Brimonidine Tartrate; Female; In Vitro Techniques; Male; Muscle Contraction; Muscle, Smooth, Vascular; Norepinephrine; Phenylephrine; Prazosin; Quinoxalines; Rabbits; Receptors, Adrenergic; Receptors, Adrenergic, alpha; Veins; Yohimbine | 1988 |
Influence of the vascular endothelium on agonist-induced contractions and relaxations in rat aorta.
Topics: 15-Hydroxy-11 alpha,9 alpha-(epoxymethano)prosta-5,13-dienoic Acid; Animals; Antihypertensive Agents; Aorta, Thoracic; Brimonidine Tartrate; Cyclic GMP; Endothelium; In Vitro Techniques; Male; Muscle Contraction; Muscle Relaxation; Muscle, Smooth, Vascular; Norepinephrine; Prostaglandin Endoperoxides, Synthetic; Quinoxalines; Rats; Rats, Inbred Strains | 1986 |