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Reinaldo DiPolo

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Luis Beaugé; Graciela Berberián; Mariana Bollo; Alexandra Cousido; Reinaldo DiPolo; alberto podjarny
Metabolic regulation of the squid nerve Na(+)/Ca (2+) exchanger: recent developments.
Alexandra Cousido-Siah; François Debaene; Reinaldo DiPolo; Adriana Esteves; Andre Mitschler; Vincent Olieric; Tatiana Petrova; Daniel Ayoub; Luis Beaugé; Graciela Berberián; Mariana Bollo; Sarah Sanglier-Cianférani; Clemens Schulze-Briese; Alain Van Dorsselaer; alberto podjarny
Structural and functional studies of ReP1-NCXSQ, a protein regulating the squid nerve Na+/Ca2+ exchanger.
Graciela Berberián; Reinaldo DiPolo; Alberto Podjarny; Luis Beaugé
Metabolic regulation of the squid nerve Na⁺/Ca²⁺ exchanger: recent kinetic, biochemical and structural developments.

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2013: Luis Beaugé; Graciela Berberián; Mariana Bollo; Alexandra Cousido; Reinaldo DiPolo; alberto podjarny
Metabolic regulation of the squid nerve Na(+)/Ca (2+) exchanger: recent developments.
Advances in experimental medicine and biology 2013;961():149-61.
2012: Alexandra Cousido-Siah; François Debaene; Reinaldo DiPolo; Adriana Esteves; Andre Mitschler; Vincent Olieric; Tatiana Petrova; Daniel Ayoub; Luis Beaugé; Graciela Berberián; Mariana Bollo; Sarah Sanglier-Cianférani; Clemens Schulze-Briese; Alain Van Dorsselaer; alberto podjarny
Structural and functional studies of ReP1-NCXSQ, a protein regulating the squid nerve Na+/Ca2+ exchanger.
Acta crystallographica. Section D, Biological crystallography 2012;68(Pt 9):1098-107.
2012: Graciela Berberián; Reinaldo DiPolo; Alberto Podjarny; Luis Beaugé
Metabolic regulation of the squid nerve Na⁺/Ca²⁺ exchanger: recent kinetic, biochemical and structural developments.
Progress in biophysics and molecular biology 2012;108(1-2):47-63.
2011: Reinaldo DiPolo; Luis Beaugé
In dialyzed squid axons oxidative stress inhibits the Na+/Ca2+ exchanger by impairing the Cai2+-regulatory site.
American journal of physiology. Cell physiology 2011;301(3):C687-94.
2009: Pura Bolaños; Alis Guillén; Reinaldo DiPolo; Carlo Caputo
Factors affecting SOCE activation in mammalian skeletal muscle fibers.
The journal of physiological sciences : JPS 2009;59(4):317-28.
2009: Graciela Berberián; Mariana Bollo; Guillermo Montich; Gretel Roberts; Joseph A Degiorgis; Reinaldo DiPolo; Luis Beaugé
A novel lipid binding protein is a factor required for MgATP stimulation of the squid nerve Na+/Ca2+ exchanger.
Biochimica et biophysica acta 2009;1788(6):1255-62.
2009: Luis Beaugé; Reinaldo DiPolo
The squid axon Na/Ca2+ exchanger shows ping pong kinetics only when the Ca2+(i)-regulatory site is saturated.
Cellular physiology and biochemistry : international journal of experimental cellular physiology, biochemistry, and pharmacology 2009;23(1-3):37-42.
2008: Héctor Rojas; Magaly Ramos; Gustavo Benaim; Carlo Caputo; Reinaldo DiPolo
The activity of the Na+/Ca2+ exchanger largely modulates the Ca2+i signal induced by hypo-osmotic stress in rat cerebellar astrocytes. The effect of osmolarity on exchange activity.
The journal of physiological sciences : JPS 2008;58(4):277-9.
2008: Reinaldo DiPolo; Luis Beaugé
In the squid axon Na+/Ca2+ exchanger the state of the Ca i-regulatory site influences the affinities of the intra- and extracellular transport sites for Na+ and Ca2+.
Pflügers Archiv : European journal of physiology 2008;456(3):623-33.
2008: Luis Beaugé; Reinaldo DiPolo
Dual effect of Nai+ on Ca2+ influx through the Na+/Ca2+ exchanger in dialyzed squid axons. Experimental data confirming the validity of the squid axon kinetic model.
American journal of physiology. Cell physiology 2008;294(1):C118-25.
2007: R E Guzmán; Pura Bolaños; A Delgado; Héctor Rojas; Reinaldo DiPolo; Carlo Caputo; erica jaffe
Depolymerisation and rearrangement of actin filaments during exocytosis in rat peritoneal mast cells: involvement of ryanodine-sensitive calcium stores.
Pflügers Archiv : European journal of physiology 2007;454(1):131-41.
2007: Graciela Berberián; Reinaldo DiPolo; Luis Beaugé
Some biochemical properties of the upregulation of the squid nerve Na+/Ca2+ exchanger by MgATP and phosphoarginine.
Annals of the New York Academy of Sciences 2007;1099():152-65.
2007: Reinaldo DiPolo; Luis Beaugé
The squid preparation as a general model for ionic and metabolic Na+/Ca2+ exchange interactions: physiopathological implications.
Annals of the New York Academy of Sciences 2007;1099():135-51.
2007: Héctor Rojas; Claudia Colina; Magaly Ramos; Gustavo Benaim; erica jaffe; Carlo Caputo; Reinaldo DiPolo
Na+ entry via glutamate transporter activates the reverse Na+/Ca2+ exchange and triggers Ca(i)2+-induced Ca2+ release in rat cerebellar Type-1 astrocytes.
Journal of neurochemistry 2007;100(5):1188-202.
2006: Reinaldo DiPolo; Luis Beaugé
Sodium/calcium exchanger: influence of metabolic regulation on ion carrier interactions.
Physiological reviews 2006;86(1):155-203.
2005: Claudia Colina; Adriana Flores; Cecilia Castillo; María del Rosario Garrido; Anita Israel; Reinaldo DiPolo; Gustavo Benaim
Ceramide-1-P induces Ca2+ mobilization in Jurkat T-cells by elevation of Ins(1,4,5)-P3 and activation of a store-operated calcium channel.
Biochemical and biophysical research communications 2005;336(1):54-60.
2005: Luis Beaugé; Reinaldo DiPolo
SEA-0400, a potent inhibitor of the Na+/Ca2+ exchanger, as a tool to study exchanger ionic and metabolic regulation.
American journal of physiology. Cell physiology 2005;288(6):C1374-80.
2005: Claudia Colina; Adriana Flores; Héctor Rojas; Angie Acosta; Cecilia Castillo; María del Rosario Garrido; Anita Israel; Reinaldo DiPolo; Gustavo Benaim
Ceramide increase cytoplasmic Ca2+ concentration in Jurkat T cells by liberation of calcium from intracellular stores and activation of a store-operated calcium channel.
Archives of biochemistry and biophysics 2005;436(2):333-45.
2004: M Mendoza; Alfredo Mijares; Héctor Rojas; Claudia Colina; Vincenza Cervino; Reinaldo DiPolo; Gustavo Benaim
Evaluation of the presence of a thapsigargin-sensitive calcium store in trypanosomatids using Trypanosoma evansi as a model.
The Journal of parasitology 2004;90(5):1181-3.
2004: Héctor Rojas; Magaly Ramos; Reinaldo DiPolo
A genistein-sensitive Na+/Ca2+ exchange is responsible for the resting [Ca2+]i and most of the Ca2+ plasma membrane fluxes in stimulated rat cerebellar type 1 astrocytes.
The Japanese journal of physiology 2004;54(3):249-62.
2004: Reinaldo DiPolo; Graciela Berberián; Luis Beaugé
Phosphoarginine regulation of the squid nerve Na+/Ca2+ exchanger: metabolic pathway and exchanger-ligand interactions different from those seen with ATP.
The Journal of physiology 2004;554(Pt 2):387-401.
2003: Héctor Rojas; Magaly Ramos; Alfredo Mijares; Reinaldo DiPolo
Role of Na+/Ca2+ exchange in [Ca2+]i clearance in rat culture Purkinje neurons requires reevaluation.
The Japanese journal of physiology 2003;53(4):259-69.
2002: Reinaldo DiPolo; Luis Beaugé
Intracellular ionic and metabolic regulation of squid nerve Na+/Ca2+ exchanger.
Annals of the New York Academy of Sciences 2002;976():224-36.
2002: M Mendoza; Alfredo Mijares; Héctor Rojas; J P Rodríguez; J A Urbina; Reinaldo DiPolo
Physiological and morphological evidences for the presence acidocalcisomes in Trypanosoma evansi: single cell fluorescence and 31P NMR studies.
Molecular and biochemical parasitology 2002;125(1-2):23-33.
2002: Reinaldo DiPolo; Luis Beaugé
Ionic ligand interactions with the intracellular loop of the sodium-calcium exchanger. Modulation by ATP.
Progress in biophysics and molecular biology 2002;80(1-2):43-67.
2002: Reinaldo DiPolo; Luis Beaugé
MgATP counteracts intracellular proton inhibition of the sodium-calcium exchanger in dialysed squid axons.
The Journal of physiology 2002;539(Pt 3):791-803.
2001: M Mendoza; Alfredo Mijares; Héctor Rojas; Magaly Ramos; Reinaldo DiPolo
Trypanosoma evansi: a convenient model for studying intracellular Ca(2+) homeostasis using fluorometric ratio imaging from single parasites.
Experimental parasitology 2001;99(4):213-9.
2000: Reinaldo DiPolo; Graciela Berberián; Luis Beaugé
In squid nerves intracellular Mg(2+) promotes deactivation of the ATP-upregulated Na(+)/Ca(2+) exchanger.
American journal of physiology. Cell physiology 2000;279(5):C1631-9.
1999: Reinaldo DiPolo; Luis Beaugé
Metabolic pathways in the regulation of invertebrate and vertebrate Na+/Ca2+ exchange.
Biochimica et biophysica acta 1999;1422(1):57-71.
1998: Reinaldo DiPolo; Luis Beaugé
Differential up-regulation of Na+-Ca2+ exchange by phosphoarginine and ATP in dialysed squid axons.
The Journal of physiology 1998;507 ( Pt 3)():737-47.
1998: Graciela Berberián; C Hidalgo; Reinaldo DiPolo; Luis Beaugé
ATP stimulation of Na+/Ca2+ exchange in cardiac sarcolemmal vesicles.
The American journal of physiology 1998;274(3 Pt 1):C724-33.
1997: Reinaldo DiPolo; Graciela Berberián; D Delgado; Héctor Rojas; Luis Beaugé
A novel 13 kDa cytoplasmic soluble protein is required for the nucleotide (MgATP) modulation of the Na/Ca exchange in squid nerve fibers.
FEBS letters 1997;401(1):6-10.
1996: Luis Beaugé; D Delgado; H Rojas; Graciela Berberián; Reinaldo DiPolo
A nerve cytosolic factor is required for MgATP stimulation of a Na+ gradient-dependent Ca2+ uptake in plasma membrane vesicles from squid optic nerve.
Annals of the New York Academy of Sciences 1996;779():208-16.
1996: Reinaldo DiPolo; Luis Beaugé
In squid axons phosphoarginine plays a key role in modulating Na-Ca exchange fluxes at micromolar [Ca2+]i.
Annals of the New York Academy of Sciences 1996;779():199-207.
1995: Reinaldo DiPolo; Luis Beaugé
Phosphoarginine stimulation of Na(+)-Ca2+ exchange in squid axons--a new pathway for metabolic regulation?
The Journal of physiology 1995;487 ( Pt 1)():57-66.
1994: Reinaldo DiPolo; L Beaugè
Cardiac sarcolemmal Na/Ca-inhibiting peptides XIP and FMRF-amide also inhibit Na/Ca exchange in squid axons.
The American journal of physiology 1994;267(1 Pt 1):C307-11.
1994: Reinaldo DiPolo; Luis Beaugé
Effects of vanadate on MgATP stimulation of Na-Ca exchange support kinase-phosphatase modulation in squid axons.
The American journal of physiology 1994;266(5 Pt 1):C1382-91.
1994: H Rojas; Jose Serrano; Reinaldo DiPolo
[Determination of micro and macronutrients in the cattle of the Venezuelan plains and their influence on the origin of bovine paraplegic syndrome].
Acta científica venezolana 1994;45(2):127-39.
1993: Reinaldo DiPolo; Luis Beaugé
Effects of some metal-ATP complexes on Na(+)-Ca2+ exchange in internally dialysed squid axons.
The Journal of physiology 1993;462():71-86.
1993: Reinaldo DiPolo; Luis Beaugé
In squid axons the Ca2+i regulatory site of the Na+/Ca2+ exchanger is drastically modified by sulfhydryl blocking agents. Evidences that intracellular Ca2+i regulatory and transport sites are different.
Biochimica et biophysica acta 1993;1145(1):75-84.
1993: Reinaldo DiPolo; H Rojas; Luis Beaugé
[Regulation of the Na/Ca exchanger].
Acta científica venezolana 1993;44(2):103-10.
1991: Luis Beaugé; Reinaldo DiPolo
Effects of monovalent cations on Na-Ca exchange in nerve cells.
Annals of the New York Academy of Sciences 1991;639():147-55.
1991: Reinaldo DiPolo; Luis Beaugé
Regulation of Na-Ca exchange. An overview.
Annals of the New York Academy of Sciences 1991;639():100-11.
1990: M Condrescu; H Rojas; A Gerardi; Reinaldo DiPolo; Luis Beaugé
In squid nerve fibers monovalent activating cations are not cotransported during Na+/Ca2+ exchange.
Biochimica et biophysica acta 1990;1024(1):198-202.
1990: Reinaldo DiPolo; Luis Beaugé
Asymmetrical properties of the Na-Ca exchanger in voltage-clamped, internally dialyzed squid axons under symmetrical ionic conditions.
The Journal of general physiology 1990;95(5):819-35.
1989: C Caputo; Francisco Bezanilla; Reinaldo DiPolo
Currents related to the sodium-calcium exchange in squid giant axon.
Biochimica et biophysica acta 1989;986(2):250-6.
1989: E Perozo; Francisco Bezanilla; Reinaldo DiPolo
Modulation of K channels in dialyzed squid axons. ATP-mediated phosphorylation.
The Journal of general physiology 1989;93(6):1195-218.
1989: Reinaldo DiPolo; Luis Beaugé; H Rojas
In dialyzed squid axons Ca2+i activates Ca2+o-Na+i and Na+o-Na+i exchanges in the absence of Ca chelating agents.
Biochimica et biophysica acta 1989;978(2):328-32.
1989: Reinaldo DiPolo; Luis Beaugé
Asymmetrical properties of the Na-Ca exchanger in voltage clamped, internally dialyzed squid axons under symmetrical ionic conditions.
Acta physiologica Scandinavica. Supplementum 1989;582():14.
1988: Reinaldo DiPolo; Luis Beaugé
An ATP-dependent Na+/Mg2+ countertransport is the only mechanism for Mg extrusion in squid axons.
Biochimica et biophysica acta 1988;946(2):424-8.
1988: M Condrescu; A Gerardi; Reinaldo DiPolo
Na+-Ca2+ exchange in squid optic nerve membrane vesicles is activated by internal calcium.
Biochimica et biophysica acta 1988;946(2):289-98.
1988: Reinaldo DiPolo; Luis Beaugé
Ca2+ transport in nerve fibers.
Biochimica et biophysica acta 1988;947(3):549-69.
1987: Reinaldo DiPolo; Luis Beaugé
The squid axon as a model for studying plasma membrane mechanisms for calcium regulation.
Hypertension 1987;10(5 Pt 2):I15-9.
1987: Reinaldo DiPolo; Luis Beaugé
Characterization of the reverse Na/Ca exchange in squid axons and its modulation by Cai and ATP. Cai-dependent Nai/Cao and Nai/Nao exchange modes.
The Journal of general physiology 1987;90(4):505-25.
1987: Reinaldo DiPolo; Luis Beaugé
In squid axons, ATP modulates Na+-Ca2+ exchange by a Ca2+i-dependent phosphorylation.
Biochimica et biophysica acta 1987;897(3):347-54.
1987: Reinaldo DiPolo; Luis Beaugé
Plasma membrane mechanisms for intracellular calcium regulation in squid axons.
Acta physiologica et pharmacologica latinoamericana : organo de la Asociación Latinoamericana de Ciencias Fisiológicas y de la Asociación Latinoamericana de Farmacología 1987;37(4):437-44.
1986: L Osses; M Condrescu; Reinaldo DiPolo
ATP-dependent calcium pump and Na+-Ca2+ exchange in plasma membrane vesicles from squid optic nerve.
Biochimica et biophysica acta 1986;860(3):583-91.
1986: Francisco Bezanilla; C Caputo; Reinaldo DiPolo; H Rojas
Potassium conductance of the squid giant axon is modulated by ATP.
Proceedings of the National Academy of Sciences of the United States of America 1986;83(8):2743-5.
1985: Reinaldo DiPolo; Francisco Bezanilla; C Caputo; H Rojas
Voltage dependence of the Na/Ca exchange in voltage-clamped, dialyzed squid axons. Na-dependent Ca efflux.
The Journal of general physiology 1985;86(4):457-78.
1984: Reinaldo DiPolo; Luis Beaugé
Interactions of physiological ligands with the Ca pump and Na/Ca exchange in squid axons.
The Journal of general physiology 1984;84(6):895-914.
1984: Reinaldo DiPolo; H Rojas
Effect of internal and external K+ on Na+-Ca2+ exchange in dialyzed squid axons under voltage clamp conditions.
Biochimica et biophysica acta 1984;776(2):313-6.
1984: J R López; Lorenzo Alamo; Carlo Caputo; J Vergara; Reinaldo DiPolo
Direct measurement of intracellular free magnesium in frog skeletal muscle using magnesium-selective microelectrodes.
Biochimica et biophysica acta 1984;804(1):1-7.
1984: M Condrescu; L Osses; Reinaldo DiPolo
Partial purification and characterization of the (Ca2+ + Mg2+)-ATPase from squid optic nerve plasma membrane.
Biochimica et biophysica acta 1984;769(1):261-9.
1983: J R López; Lorenzo Alamo; Carlo Caputo; Reinaldo DiPolo; S Vergara
Determination of ionic calcium in frog skeletal muscle fibers.
Biophysical journal 1983;43(1):1-4.
1983: Reinaldo DiPolo; H Rojas; J Vergara; R Lopez; C Caputo
Measurements of intracellular ionized calcium in squid giant axons using calcium-selective electrodes.
Biochimica et biophysica acta 1983;728(3):311-8.
1983: Luis Beaugé; H Rojas; Reinaldo DiPolo
In squid axons intracellular Mg2+ is essential for ATP-dependent Na+ efflux in the absence and presence of strophanthidin.
Biochimica et biophysica acta 1983;728(3):463-6.
1983: Reinaldo DiPolo; C Caputo; Francisco Bezanilla
Voltage-dependent calcium channel in the squid axon.
Proceedings of the National Academy of Sciences of the United States of America 1983;80(6):1743-5.
1983: Reinaldo DiPolo; Luis Beaugé
The calcium pump and sodium-calcium exchange in squid axons.
Annual review of physiology 1983;45():313-24.
1982: Reinaldo DiPolo; Luis Beaugé
The effect of pH on Ca2+ extrusion mechanisms in dialyzed squid axons.
Biochimica et biophysica acta 1982;688(1):237-45.
1982: Reinaldo DiPolo; H Rojas; Luis Beaugé
Ca entry at rest and during prolonged depolarization in dialyzed squid axons.
Cell calcium 1982;3(1):19-41.
1981: Reinaldo DiPolo; Luis Beaugé
The effects of vanadate on calcium transport in dialyzed squid axons. Sidedness of vanadate-cation interactions.
Biochimica et biophysica acta 1981;645(2):229-36.
1981: Luis Beaugé; Reinaldo DiPolo; L Osses; F Barnola; M Campos
A (Ca2+, Mg2+)-ATPase activity in plasma membrane fragments isolated from squid nerves.
Biochimica et biophysica acta 1981;644(1):147-52.
1981: Luis Beaugé; Reinaldo DiPolo
An ATP-dependent sodium-sodium exchange in strophanthidin poisoned dialysed squid giant axons.
The Journal of physiology 1981;315():447-60.
1980: Reinaldo DiPolo; Luis Beaugé
A new internal perfusion method for transport studies in squid giant axons.
Biochimica et biophysica acta 1980;600(3):853-9.