Published in J Physiol on December 01, 1970
The effect of adenosine on the release of the transmitter from the phrenic nerve of the rat. J Physiol (1972) 3.16
Measurement of transmembrane potential and current in cardiac muscle: a new voltage clamp method. J Physiol (1977) 1.68
The time-dependent and dose-dependent effects of caffeine on the contraction of the ferret heart. J Physiol (1976) 1.50
Sodium-calcium exchange in regulation of cardiac contractility. Evidence for an electrogenic, voltage-dependent mechanism. J Gen Physiol (1979) 1.49
The effects of caffeine on the contraction of the frog heart. J Physiol (1974) 1.38
Potassium efflux in heart muscle during activity: extracellular accumulation and its implications. J Physiol (1978) 1.38
The dependence of the contractile force generated by frog auricular trabeculae upon the external calcium concentration. J Physiol (1971) 1.37
A study of the contractures induced in frog atrial trabeculae by a reduction of the bathing sodium concentration. J Physiol (1974) 1.31
Membrane current and contraction in frog atrial fibres. J Physiol (1972) 1.26
Interaction between heart rate and calcium concentration in the control of contractile strength of the frog heart. J Physiol (1970) 1.26
Extracellular potassium accumulation in voltage-clamped frog ventricular muscle. J Physiol (1979) 1.17
The effects of manganese ions on the contraction of the frog's heart. J Physiol (1977) 1.07
The onic dependence of the strength and spontaneous relations of the potassium contracture induced in the heart of the frog Rana pipiens. J Physiol (1973) 1.06
The tension-depolarization relationship of frog atrial trabeculae as determined by potassium contractures. J Physiol (1981) 1.06
A theoretical study on the sucrose gap technique as applied to multicellular muscle preparations. I. Saline-sucrose interdiffusion. Biophys J (1981) 1.05
Experimental alteration of the relationship between the external calcium concentration and the contractile force generated by auricular trabeculae isolated from the heart of the frog, Rana pipiens. J Physiol (1971) 0.94
Sydney Ringer; physiological saline, calcium and the contraction of the heart. J Physiol (2004) 0.89
Uptake and loss of manganese from perfused frog ventricles. J Physiol (1977) 0.88
The stimulus interval-tension relation in enzymatically isolated single myocytes of the frog heart. J Physiol (1992) 0.87
On the effects of divalent cations and ethylene glycol-bis-(beta-aminoethyl ether) N,N,N',N'-tetraacetate on action potential duration in frog heart. J Gen Physiol (1978) 0.86
Release of prostaglandins from the isolated frog ventricle and associated changes in endogenous cyclic nucleotide levels. J Physiol (1980) 0.82
Release of neurophysin, oxytocin and arginine vasopressin in the rat. J Physiol (1971) 0.77
Effects of serum, its protein and lipid extracts, and commercial serum proteins and lipid on the isolated frog heart. J Comp Physiol B (1991) 0.75
Calcium ion and muscle contraction. Prog Biophys Mol Biol (1968) 9.94
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Control of muscle contraction. Q Rev Biophys (1969) 6.63
The staircase phenomenon and the action of calcium on the heart. J Physiol (1956) 4.50
Membrane calcium current in ventricular myocardial fibres. J Physiol (1970) 4.43
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The dependence of slow inward current in Purkinje fibres on the extracellular calcium-concentration. J Physiol (1967) 4.13
Existence and role of a slow inward current during the frog atrial action potential. Pflugers Arch (1969) 4.02
The action of ions and lipoids upon the frog's heart. J Physiol (1913) 3.78
Movements of Ca in beating ventricles of the frog heart. J Physiol (1963) 3.57
The dual effect of calcium on the action potential of the frog's heart. J Physiol (1966) 2.84
The rate of action of calcium ions on the contraction of the heart. J Physiol (1957) 2.77
The ultrastructure of frog ventricular cardiac muscle and its relationship to mechanism of excitation-contraction coupling. J Cell Biol (1968) 2.53
Activation of skeletal muscle phosphorylase kinase by Ca2+. II. Identification of the kinase activating factor as a proteolytic enzyme. Biochemistry (1968) 2.23
The site of calcium binding in relation to the activation of myofibrillar contraction. J Gen Physiol (1968) 1.93
Contractures in a superfused frog's ventricle. J Physiol (1966) 1.35
Calcium fluxes in frog heart ventricles. Pflugers Arch (1969) 1.35
Interaction between heart rate and calcium concentration in the control of contractile strength of the frog heart. J Physiol (1970) 1.26
Requirement of Ca ion for the stimulating effect of cyclic 3',5'-AMP on muscle phosphorylase b kinase. J Biochem (1967) 1.25
Determination of calcium movements in heart ventricles of the frog. J Physiol (1969) 0.90
Calcium transport in isolated guinea-pig atria during metabolic inhibition. Biochim Biophys Acta (1967) 0.90
The dual effect of calcium on the action potential of the frog's heart. J Physiol (1966) 2.84
Structures of physiological interest in the frog heart ventricle. J Cell Sci (1972) 2.63
Early experience with adult extracorporeal membrane oxygenation in the modern era. Ann Thorac Surg (1992) 2.54
Excitation-contraction coupling in cardiac muscle. Prog Biophys Mol Biol (1979) 2.25
Extracorporeal resuscitation of cardiac arrest. Acad Emerg Med (1999) 2.03
On the mechanism of the failure of mitochondrial function in isolated guinea-pig myocytes subjected to a Ca2+ overload. Cardiovasc Res (1999) 1.74
The dependence of the action potential of the frog's heart on the external and intracellular sodium concentration. J Physiol (1966) 1.72
Intracellular sodium concentration and resting sodium fluxes of the frog heart ventricle. J Physiol (1967) 1.60
Sodium/calcium exchange in mammalian ventricular muscle: a study with sodium-sensitive micro-electrodes. J Physiol (1983) 1.52
Phase II trial of paclitaxel by 24-hour continuous infusion for relapsed non-Hodgkin's lymphomas: Southwest Oncology Group trial 9246. J Clin Oncol (1998) 1.48
Interdependence of intracellular taurine and sodium in guinea pig heart. Cardiovasc Res (1992) 1.46
Control of cardiac contractility at the cellular level. Am J Physiol (1983) 1.45
Normalization of priming solution ionized calcium concentration improves hemodynamic stability of neonates receiving venovenous ECMO. ASAIO J (1996) 1.38
The effects of caffeine on the contraction of the frog heart. J Physiol (1974) 1.38
The dependence of the contractile force generated by frog auricular trabeculae upon the external calcium concentration. J Physiol (1971) 1.37
Calcium fluxes in frog heart ventricles. Pflugers Arch (1969) 1.35
A study of the contractures induced in frog atrial trabeculae by a reduction of the bathing sodium concentration. J Physiol (1974) 1.31
Analysis of catecholamine effects in single atrial trabeculae of the frog heart. Proc R Soc Lond B Biol Sci (1977) 1.31
Immunomodulatory activity of resveratrol: suppression of lymphocyte proliferation, development of cell-mediated cytotoxicity, and cytokine production. Biochem Pharmacol (2001) 1.27
Interaction between heart rate and calcium concentration in the control of contractile strength of the frog heart. J Physiol (1970) 1.26
Adjuvant chemotherapy with 5-FU, adriamycin, and mitomycin-C (FAM) versus surgery alone for patients with locally advanced gastric adenocarcinoma: A Southwest Oncology Group study. Ann Surg Oncol (1995) 1.23
The interaction of sodium and calcium ions at the cell membrane and the control of contractile strength in frog atrial muscle. J Physiol (1980) 1.17
An analysis of the cable properties of frog ventricular myocardium. J Physiol (1978) 1.14
Structure-activity relations for caffeine: a comparative study of the inotropic effects of the methylxanthines, imidazoles and related compounds on the frog's heart. J Physiol (1974) 1.14
Sodium/calcium exchange and intracellular calcium buffering in ferret myocardium: an ion-sensitive micro-electrode study. J Physiol (1986) 1.14
A study of reproductive function in patients with seminoma treated with radiotherapy and orchidectomy: (SWOG-8711). Southwest Oncology Group. Int J Radiat Oncol Biol Phys (1997) 1.13
Curcumin inhibits IL1 alpha and TNF-alpha induction of AP-1 and NF-kB DNA-binding activity in bone marrow stromal cells. Hematopathol Mol Hematol (1998) 1.10
The effects of manganese ions on the contraction of the frog's heart. J Physiol (1977) 1.07
The tension-depolarization relationship of frog atrial trabeculae as determined by potassium contractures. J Physiol (1981) 1.06
The onic dependence of the strength and spontaneous relations of the potassium contracture induced in the heart of the frog Rana pipiens. J Physiol (1973) 1.06
The effects of temperature and metabolic inhibitors on the spontaneous relaxation of the potassium contracture of the heart of the frog Rana pipiens. J Physiol (1973) 1.04
Analysis of caffeine action in single trabeculae of the frog heart. Proc R Soc Lond B Biol Sci (1981) 1.03
Extracorporeal life support for respiratory failure after multiple trauma. J Trauma (1994) 1.02
Do intracellular concentrations of potassium or sodium regulate the strength of the heart beat? Nature (1971) 1.00
Synergistic effects of cooling and caffeine on the contraction of the frog's heart. J Physiol (1973) 1.00
The calcium paradox of the heart. Prog Biophys Mol Biol (1987) 0.99
A sodium-activated potassium current in intact ventricular myocytes isolated from the guinea-pig heart. Exp Physiol (1990) 0.97
Observations on the influence of water and soil pH on the persistence of insecticides. J Environ Sci Health B (1982) 0.95
The calcium paradox in isolated guinea-pig ventricular myocytes: effects of membrane potential and intracellular sodium. J Physiol (1991) 0.95
Curcumin, a compound with anti-inflammatory and anti-oxidant properties, down-regulates chemokine expression in bone marrow stromal cells. Exp Hematol (1997) 0.95
Experimental alteration of the relationship between the external calcium concentration and the contractile force generated by auricular trabeculae isolated from the heart of the frog, Rana pipiens. J Physiol (1971) 0.94
Two physiological agents that appear to facilitate calcium discharge from the sarcoplasmic reticulum in frog heart cells: adrenalin an ATP. Proc R Soc Lond B Biol Sci (1981) 0.94
Dependence on temperature of the conduction velocity of the action potential of the squid giant axon. Nature (1967) 0.94
Persistence of five pyrethroid insecticides in sterile and natural, mineral and organic soil. Bull Environ Contam Toxicol (1981) 0.93
Extracorporeal life support for neonatal respiratory failure. A 20-year experience. Ann Surg (1994) 0.93
Changes in mitochondrial function induced in isolated guinea-pig ventricular myocytes by calcium overload. J Physiol (1994) 0.93
Combined versus sequential chemo-endocrine therapy in advanced prostate cancer: final results of a randomized Southwest Oncology Group study. J Clin Oncol (1990) 0.92
Caffeine contractures induced in frog auricular trabeculae in the absence of external calcium. J Physiol (1972) 0.92
The existence of a Ca2+ for H+ exchange across the sarcolemma of frog cardiac muscle cells [proceedings]. J Physiol (1977) 0.92
Effects of Ca2+/Mg2+ removal on aiNa, aiK, and tension in cardiac Purkinje fibers. Am J Physiol (1986) 0.92
Determination of calcium movements in heart ventricles of the frog. J Physiol (1969) 0.90
Resveratrol selectively inhibits leukemia cells: a prospective agent for ex vivo bone marrow purging. Bone Marrow Transplant (2000) 0.90
The effect of a chemical phosphatase on single calcium channels and the inactivation of whole-cell calcium current from isolated guinea-pig ventricular myocytes. Pflugers Arch (1995) 0.89
Pathways for the movements of ions during calcium-free perfusion and the induction of the 'calcium paradox'. J Mol Cell Cardiol (1986) 0.89
Persistence of chlorpyrifos in a mineral and an organic soil. J Environ Sci Health B (1980) 0.89
Nonselective inhibition of proliferation of transformed and nontransformed cells by the anticancer agent curcumin (diferuloylmethane). Biochem Pharmacol (1998) 0.89
A phase I trial of combination fludarabine monophosphate and chlorambucil in chronic lymphocytic leukemia: a Southwest Oncology Group study. Leukemia (1993) 0.89
Calcium paradox of the heart: a role for intracellular sodium ions. Am J Physiol (1984) 0.89
Uptake and loss of manganese from perfused frog ventricles. J Physiol (1977) 0.88
Hemodynamic instability after the initiation of extracorporeal membrane oxygenation: role of ionized calcium. Crit Care Med (1991) 0.87
Analysis of a rapid twitch facilitation in the frog heart. Proc R Soc Lond B Biol Sci (1975) 0.87
The effects of tetracaine on the membrane currents and contraction of frog atrial muscle. J Physiol (1981) 0.87
The effects of manganese ions on the contractile responses of isolated frog atrial trabeculae. J Physiol (1972) 0.86
Which of caffeine's chemical relatives are able to evoke contractures in mammalian heart? Recent Adv Stud Cardiac Struct Metab (1975) 0.86
Changes in the principal free intracellular amino acids in the Langendorff perfused guinea pig heart during arrest with calcium-free or high potassium media. Cardiovasc Res (1993) 0.85
Persistence of four pyrethroid insecticides in a mineral and an organic soil. J Environ Sci Health B (1981) 0.85
A phase II trial of etoposide, leucovorin, 5-FU, and interferon alpha 2b (ELFI) + G-CSF for patients with pancreatic adenocarcinoma: a Southwest Oncology Group study (SWOG 9413). Invest New Drugs (2000) 0.84
Similarities between the potassium contractures and those induced by hypertonic solutions in rat ventricular trabeculae. J Physiol (1974) 0.84
A loss of taurine and other amino acids from ventricles of patients undergoing bypass surgery. Br Heart J (1993) 0.84
The dual nature of the membrane potential increase associated with the activity of the sodium/potassium exchange pump in skeletal muscle fibres. Proc R Soc Lond B Biol Sci (1977) 0.83
The occurrence of stable subconductance levels in Na(+)-activated K+ channels in excised membrane patches from guinea-pig ventricular myocytes. Exp Physiol (1996) 0.83
Cisplatin, vindesine and bleomycin (CVB) combination chemotherapy of advanced non-small cell lung cancer. Cancer (1983) 0.83
Kinetic properties of unitary Na+-dependent K+ channels in inside-out patches from isolated guinea-pig ventricular myocytes. J Physiol (1997) 0.82
Is there a T-system in frog cardiac muscle cells? J Physiol (1971) 0.82
A novel resin-filled ion-sensitive micro-electrode suitable for intracellular measurements in isolated cardiac myocytes. Pflugers Arch (1990) 0.81
The action of caffeine on frog myocardial contractility. J Physiol (1971) 0.81
Repetitive responses in squid giant axons and their premature annihilation by additional brief depolarizing currents. Q J Exp Physiol Cogn Med Sci (1980) 0.81
Chemokine gene expression in bone marrow stromal cells: downregulation with sodium salicylate. Blood (1995) 0.80
The dependence of the relaxation of tension of frog atrial-trabeculae on the sodium-calcium exchange: a voltage-clamp study. Q J Exp Physiol (1985) 0.80
The measurement of intracellular sodium activity and its relationship to the action of calcium ions upon the low-sodium contracture in frog atrial trabeculae. Q J Exp Physiol (1984) 0.80
The relationship between the external calcium concentration and the contracture tension developed by auricular trabeculae isolated from the heart of the frog, Rana pipiens. J Physiol (1970) 0.79
The effects of bathing sodium ions upon the intracellular sodium activity in calcium-free media and the calcium paradox of isolated ferret ventricular muscle. J Mol Cell Cardiol (1990) 0.79
High sensitivity isometric force transducers made with piezo-electric or piezo-resistive strain gauges. J Physiol (1970) 0.79
The effects of changes of the tonicity of the bathing fluid upon the tension generated by atrial trabeculae isolated from the heart of the frog, Rana pipiens. Q J Exp Physiol Cogn Med Sci (1978) 0.79
Evidence for the site of Na-Ca antagonism in cardiac muscle of the frog, Rana pipiens. J Physiol (1969) 0.79
Effects of ranolazine on L-type calcium channel currents in guinea-pig single ventricular myocytes. Br J Pharmacol (1996) 0.79
Proceedings: A method of mounting, perfusing and recording the tension generated by isolated mammalian cardiac trabeculae which overcomes their susceptibility to mechanical damage. J Physiol (1976) 0.78
An immunoassay for metolachlor detection in river water and soil. J Environ Sci Health B (1992) 0.78
Interleukin-12 (IL-12) gene therapy of leukemia: immune and anti-leukemic effects of IL-12-transduced hematopoietic progenitor cells. Cancer Gene Ther (2000) 0.78
Measurement of intracellular calcium ion activity with neutral exchanger ion sensitive microelectrodes. Cell Calcium (1985) 0.78
The effects of sodium-calcium exchange inhibitors on protein loss associated with the calcium paradox of the isolated Langendorff perfused guinea-pig heart. Exp Physiol (1996) 0.78
Induction of chemokine mRNA in bone marrow stromal cells: modulation by TGF-beta 1 and IL-4. Exp Hematol (1995) 0.77
Calcium paradox in newborn and adult guinea-pig hearts: changes in intracellular taurine and the effects of extracellular magnesium. Exp Physiol (1993) 0.77
The control of the strength of the caffeine contracture in frog atrial trabeculae: an activity of the sodium-calcium exchange. Q J Exp Physiol (1983) 0.77
A possible role for intracellular sodium ions in the control of contraction in frog atrial trabeculae by way of the sodium-calcium exchange. Q J Exp Physiol (1983) 0.77
The dependence of the strength of sodium-depletion contractures of isolated frog atrial trabeculae on the membrane potential. Q J Exp Physiol (1986) 0.77
Venovenous extracorporeal life support in neonates using a double lumen catheter. ASAIO Trans (1990) 0.77
Extracorporeal membrane oxygenation for pediatric cardiopulmonary failure. J Thorac Cardiovasc Surg (1990) 0.77