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Paulo Beirão

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TOP 3
Anita O Silva; Jan Tytgat; Marcelo R V Diniz; Steve Peigneur; Paulo S L Beirão
Inhibitory effect of the recombinant Phoneutria nigriventer Tx1 toxin on voltage-gated sodium channels.
Alessandra Matavel; Cécile Fleury; Leida Calegário Oliveira; Franck Molina; maria elena de lima; Jader S Cruz; Marta N Cordeiro; Michael Richardson; Carlos H I Ramos; Paulo S L Beirão
Structure and activity analysis of two spider toxins that alter sodium channel inactivation kinetics.
Fabiana V Campos; Baron Chanda; Paulo S L Beirão; Francisco Bezanilla
Alpha-scorpion toxin impairs a conformational change that leads to fast inactivation of muscle sodium channels.

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All Publications

2012: Anita O Silva; Jan Tytgat; Marcelo R V Diniz; Steve Peigneur; Paulo S L Beirão
Inhibitory effect of the recombinant Phoneutria nigriventer Tx1 toxin on voltage-gated sodium channels.
Biochimie 2012;94(12):2756-63.
2009: Alessandra Matavel; Cécile Fleury; Leida Calegário Oliveira; Franck Molina; maria elena de lima; Jader S Cruz; Marta N Cordeiro; Michael Richardson; Carlos H I Ramos; Paulo S L Beirão
Structure and activity analysis of two spider toxins that alter sodium channel inactivation kinetics.
Biochemistry 2009;48(14):3078-88.
2008: Fabiana V Campos; Baron Chanda; Paulo S L Beirão; Francisco Bezanilla
Alpha-scorpion toxin impairs a conformational change that leads to fast inactivation of muscle sodium channels.
The Journal of general physiology 2008;132(2):251-63.
2007: Fabiana V Campos; Baron Chanda; Paulo S L Beirão; Francisco Bezanilla
beta-Scorpion toxin modifies gating transitions in all four voltage sensors of the sodium channel.
The Journal of general physiology 2007;130(3):257-68.
2007: Helmut Kubista; Roberta Amaral Mafra; Youmie Chong; Graham M Nicholson; Paulo S L Beirão; Jader S Cruz; Stefan Boehm; Wolfgang Nentwig; Lucia Kuhn-Nentwig
CSTX-1, a toxin from the venom of the hunting spider Cupiennius salei, is a selective blocker of L-type calcium channels in mammalian neurons.
Neuropharmacology 2007;52(8):1650-62.
2006: Joacir Stolarz Oliveira; André Junqueira Zaharenko; Wilson Alves Ferreira; Katsuhiro Konno; Cláudio Saburo Shida; Michael Richardson; Aline Duarte Lúcio; Paulo S L Beirão; José Carlos de Freitas
BcIV, a new paralyzing peptide obtained from the venom of the sea anemone Bunodosoma caissarum. A comparison with the Na+ channel toxin BcIII.
Biochimica et biophysica acta 2006;1764(10):1592-600.
2006: Fabiana V Campos; Paulo S L Beirão
Effects of bound ts3 on voltage dependence of sodium channel transitions to and from inactivation and energetics of its unbinding.
Cell biochemistry and biophysics 2006;44(3):424-30.
2005: Thaís Helena Moreira; Andréia Laura Rodrigues; Paulo S L Beirão; Robson Augusto Souza Santos; Jader Santos Cruz
Angiotensin II inhibition of Ca2+ currents is independent of ATR1 angiotensin II receptor activation in rat adult vagal afferent neurons.
Autonomic neuroscience : basic & clinical 2005;117(2):79-86.
2004: Fabiana V Campos; Fredy I V Coronas; Paulo S L Beirão
Voltage-dependent displacement of the scorpion toxin Ts3 from sodium channels and its implication on the control of inactivation.
British journal of pharmacology 2004;142(7):1115-22.
2004: M A Mudado; A L Rodrigues; Vania F Prado; Paulo S L Beirão; Jader S Cruz
CaV 3.1 and CaV 3.3 account for T-type Ca2+ current in GH3 cells.
Brazilian journal of medical and biological research = Revista brasileira de pesquisas médicas e biológicas / Sociedade Brasileira de Biofísica ... [et al.] 2004;37(6):929-35.
2004: Fabiana V Campos; Thaís Helena Moreira; Paulo S L Beirão; Jader S Cruz
Veratridine modifies the TTX-resistant Na+ channels in rat vagal afferent neurons.
Toxicon : official journal of the International Society on Toxinology 2004;43(4):401-6.
2003: Démetrius Antonio Machado Araújo; Roberta Amaral Mafra; Andréia Laura Prates Rodrigues; Válter Miguel-Silva; Paulo S L Beirão; Reinaldo Nóbrega de Almeida; Lucindo Quintans; Maria Fátima Vanderlei de Souza; Jader S Cruz
N-salicyloyltryptamine, a new anticonvulsant drug, acts on voltage-dependent Na+, Ca2+, and K+ ion channels.
British journal of pharmacology 2003;140(7):1331-9.
2003: Roberta Amaral Mafra; RM Leão; Paulo S L Beirão; Jader S Cruz
Electrophysiological evidence for glial-subtype glutamate transporter functional expression in rat cerebellar granule neurons.
Brazilian journal of medical and biological research = Revista brasileira de pesquisas médicas e biológicas / Sociedade Brasileira de Biofísica ... [et al.] 2003;36(7):951-7.
2002: Alessandra Matavel; Jader S Cruz; Claudia L Penaforte; Demétrius A M Araújo; Evanguedes Kalapothakis; Vania F Prado; Carlos R Diniz; Marta N Cordeiro; Paulo S L Beirão
Electrophysiological characterization and molecular identification of the Phoneutria nigriventer peptide toxin PnTx2-6.
FEBS letters 2002;523(1-3):219-23.
2002: Roberta Amaral Mafra; L C de Oliveira; C A G Ferreira; maria elena de lima; Paulo S L Beirão; Jader S Cruz
Regulation of the glutamate uptake by extracellular calcium.
Brain research 2002;936(1-2):21-6.
2002: Enéias Ricardo Bevilaqua; Christopher Kushmerick; Paulo S L Beirão; Lígia Araujo Naves
Angiotensin 1-7 increases quantal content and facilitation at the frog neuromuscular junction.
Brain research 2002;927(2):208-11.
2001: Roberta Amaral Mafra; Demétrius Antonio Machado Araújo; Paulo S L Beirão; Jader S Cruz
Glutamate transport in rat cerebellar granule cells is impaired by inorganic epileptogenic agents.
Neuroscience letters 2001;310(2-3):85-8.
2000: Fátima S M Noronha; Jader S Cruz; Paulo S L Beirão; M Fátima Horta
Macrophage damage by Leishmania amazonensis cytolysin: evidence of pore formation on cell membrane.
Infection and immunity 2000;68(8):4578-84.
2000: RM Leão; Jader S Cruz; Carlos R Diniz; Marta N Cordeiro; Paulo S L Beirão
Inhibition of neuronal high-voltage activated calcium channels by the omega-phoneutria nigriventer Tx3-3 peptide toxin.
Neuropharmacology 2000;39(10):1756-67.
2000: Jader S Cruz; Alessandra Matavel; H M Leão-Filho; Tasso Moraes-Santos; Paulo S L Beirão
Tityustoxin effect on nerve compound action potentials requires extracellular sodium.
Neuroscience letters 2000;282(1-2):25-8.
1999: A Dan; Marcos Horácio Pereira; Jorge L Pesquero; Liléia Diotaiuti; Paulo S L Beirão
Action of the saliva of Triatoma infestans (Heteroptera: Reduviidae) on sodium channels.
Journal of medical entomology 1999;36(6):875-9.
1999: Christopher Kushmerick; Evanguedes Kalapothakis; Paulo S L Beirão; Claudia L Penaforte; Vania F Prado; Jader S Cruz; Carlos R Diniz; Marta N Cordeiro; Marcus V Gomez; Marco Romano-Silva; Marco Prado
Phoneutria nigriventer toxin Tx3-1 blocks A-type K+ currents controlling Ca2+ oscillation frequency in GH3 cells.
Journal of neurochemistry 1999;72(4):1472-81.
1998: Christopher Kushmerick; M de Souza Castro; Jader Santos Cruz; C Bloch; Paulo S L Beirão
Functional and structural features of gamma-zeathionins, a new class of sodium channel blockers.
FEBS letters 1998;440(3):302-6.
1998: Evanguedes Kalapothakis; Claudia L Penaforte; RM Leão; Jader S Cruz; Vania F Prado; Marta N Cordeiro; Carlos R Diniz; Marco Romano-Silva; Marco Prado; Marcus V Gomez; Paulo S L Beirão
Cloning, cDNA sequence analysis and patch clamp studies of a toxin from the venom of the armed spider (Phoneutria nigriventer).
Toxicon : official journal of the International Society on Toxinology 1998;36(12):1971-80.
1998: Evanguedes Kalapothakis; Claudia L Penaforte; Paulo S L Beirão; Marco Romano-Silva; Jader S Cruz; Marco Prado; PE Guimarães; Marcus V Gomez; Vania F Prado
Cloning of cDNAS encoding neurotoxic peptides from the spider Phoneutria nigriventer.
Toxicon : official journal of the International Society on Toxinology 1998;36(12):1843-50.
1998: Alessandra Matavel; Dalton L Ferreira-Alves; Paulo S L Beirão; Jader S Cruz
Tension generation and increase in voltage-activated Na+ current by crotamine.
European journal of pharmacology 1998;348(2-3):167-73.
1997: Cristina Guatimosim; Marco Romano-Silva; Jader S Cruz; Paulo S L Beirão; Evanguedes Kalapothakis; Tasso Moraes-Santos; Marta N Cordeiro; Carlos R Diniz; Marcus V Gomez; Marco Prado
A toxin from the spider Phoneutria nigriventer that blocks calcium channels coupled to exocytosis.
British journal of pharmacology 1997;122(3):591-7.
1994: Jader S Cruz; G Cotta; Carlos R Diniz; Paulo S L Beirão
Partial purification and pharmacological characterization of a neurotoxic fraction isolated from the venom of the spider Lycosa erythrognatha.
Brazilian journal of medical and biological research = Revista brasileira de pesquisas médicas e biológicas / Sociedade Brasileira de Biofísica ... [et al.] 1994;27(11):2653-9.
1993: D A Araújo; Paulo S L Beirão
Effects of crotoxin on the action potential kinetics of frog skeletal muscle.
Brazilian journal of medical and biological research = Revista brasileira de pesquisas médicas e biológicas / Sociedade Brasileira de Biofísica ... [et al.] 1993;26(10):1111-21.
1993: D A Araújo; Marta N Cordeiro; Carlos R Diniz; Paulo S L Beirão
Effects of a toxic fraction, PhTx2, from the spider Phoneutria nigriventer on the sodium current.
Naunyn-Schmiedeberg's archives of pharmacology 1993;347(2):205-8.
1992: D A Araújo; Paulo S L Beirão; Marcus V Gomez
The effect of crotoxin on the release of acetylcholine and lactate dehydrogenase from rat brain cortical slices.
Brazilian journal of medical and biological research = Revista brasileira de pesquisas médicas e biológicas / Sociedade Brasileira de Biofísica ... [et al.] 1992;25(7):707-11.