Publications by authors named "Raynald Laprade"

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Current models of the mode of action of Bacillus thuringiensis insecticidal crystal proteins: a critical review.
Vincent Vachon, Raynald Laprade, Jean-Louis Schwartz

J Invertebr Pathol· September 2012

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Single molecule fluorescence study of the Bacillus thuringiensis toxin Cry1Aa reveals tetramerization.
Nicolas Groulx, Hugo McGuire, Raynald Laprade, Jean-Louis Schwartz, Rikard Blunck

J Biol Chem· December 2011

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Effects of mutations within surface-exposed loops in the pore-forming domain of the Cry9Ca insecticidal toxin of Bacillus thuringiensis.
Jean-Frédéric Brunet, Vincent Vachon, Mireille Marsolais, Greta Arnaut, Jeroen Van Rie, Raynald Laprade

J Membr Biol· December 2010

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Midgut juice components affect pore formation by the Bacillus thuringiensis insecticidal toxin Cry9Ca.
Jean-Frédéric Brunet, Vincent Vachon, Mireille Marsolais, Jeroen Van Rie, Jean-Louis Schwartz, Raynald Laprade

J Invertebr Pathol· July 2010

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Pore-forming properties of the Bacillus thuringiensis toxin Cry9Ca in Manduca sexta brush border membrane vesicles.
Jean-Frédéric Brunet, Vincent Vachon, Marc Juteau, Jeroen Van Rie, Geneviève Larouche, Raynald Laprade

Biochim Biophys Acta· June 2010

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Mutations in domain I interhelical loops affect the rate of pore formation by the Bacillus thuringiensis Cry1Aa toxin in insect midgut brush border membrane vesicles.
Geneviève Lebel, Vincent Vachon, Gabrielle Préfontaine, Frédéric Girard, Luke Masson, Raynald Laprade

Appl Environ Microbiol· June 2009

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Chemical modification of Bacillus thuringiensis Cry1Aa toxin single-cysteine mutants reveals the importance of domain I structural elements in the mechanism of pore formation.
Frédéric Girard, Vincent Vachon, Geneviève Lebel, Gabrielle Préfontaine, Jean-Louis Schwartz, Raynald Laprade

Biochim Biophys Acta· February 2009

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Helix alpha 4 of the Bacillus thuringiensis Cry1Aa toxin plays a critical role in the postbinding steps of pore formation.
Frédéric Girard, Vincent Vachon, Gabrielle Préfontaine, Lucie Marceau, Jean-Louis Schwartz, Raynald Laprade

Appl Environ Microbiol· January 2009

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Cysteine scanning mutagenesis of alpha4, a putative pore-lining helix of the Bacillus thuringiensis insecticidal toxin Cry1Aa.
Frédéric Girard, Vincent Vachon, Gabrielle Préfontaine, Lucie Marceau, Yanhui Su, Raynald Laprade

Appl Environ Microbiol· May 2008

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Atomic force microscopy imaging of Bacillus thuringiensis Cry1 toxins interacting with insect midgut apical membranes.
Eric Laflamme, Antonella Badia, Michel Lafleur, Jean-Louis Schwartz, Raynald Laprade

J Membr Biol· April 2008

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Role of NHERF1, cystic fibrosis transmembrane conductance regulator, and cAMP in the regulation of aquaporin 9.
Christine Pietrement, Nicolas Da Silva, Claudia Silberstein, Marianne James, Mireille Marsolais, Raynald Laprade

J Biol Chem· February 2008

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Effect of insect larval midgut proteases on the activity of Bacillus thuringiensis Cry toxins.
Mélanie Fortier, Vincent Vachon, Roger Frutos, Jean-Louis Schwartz, Raynald Laprade

Appl Environ Microbiol· October 2007

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Kinetics of pore formation by the Bacillus thuringiensis toxin Cry1Ac.
Mélanie Fortier, Vincent Vachon, Lucie Marceau, Jean-Louis Schwartz, Raynald Laprade

Biochim Biophys Acta· May 2007

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A mechanical force contributes to the "osmotic swelling" of brush-border membrane vesicles.
Martin Kirouac, Vincent Vachon, Mélanie Fortier, Marie-Claude Trudel, Alfred Berteloot, Raynald Laprade

Biophys J· November 2006

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Influence of the biophysical and biochemical environment on the kinetics of pore formation by Cry toxins.
Vincent Vachon, Jean-Louis Schwartz, Raynald Laprade

J Invertebr Pathol· July 2006

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Protease inhibitors fail to prevent pore formation by the activated Bacillus thuringiensis toxin Cry1Aa in insect brush border membrane vesicles.
Martin Kirouac, Vincent Vachon, Delphine Quievy, Jean-Louis Schwartz, Raynald Laprade

Appl Environ Microbiol· January 2006

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Helix 4 mutants of the Bacillus thuringiensis insecticidal toxin Cry1Aa display altered pore-forming abilities.
Vincent Vachon, Gabrielle Préfontaine, Cécile Rang, Florence Coux, Marc Juteau, Raynald Laprade

Appl Environ Microbiol· October 2004

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Patch-clamp study of the apical membrane of the midgut of Manduca sexta larvae: direct demonstration of endogenous channels and effect of a Bacillus thuringiensis toxin.
Olivier Peyronnet, Jean-François Noulin, Raynald Laprade, Jean-Louis Schwartz

J Insect Physiol· September 2004

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Estimation of the radius of the pores formed by the Bacillus thuringiensis Cry1C delta-endotoxin in planar lipid bilayers.
Olivier Peyronnet, Brian Nieman, Francis Généreux, Vincent Vachon, Raynald Laprade

Biochim Biophys Acta· December 2002

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The toxicity test and hypothetical model of Bacillus thuringiensis Cry1Aa helix4.
Yanhui Su, Hong Qu, Vincent Vachon, Jingchu Luo, Jie Zhang, Raynald Laprade

Sci China C Life Sci· December 2002

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Role of helix 3 in pore formation by the Bacillus thuringiensis insecticidal toxin Cry1Aa.
Vincent Vachon, Gabrielle Préfontaine, Florence Coux, Cécile Rang, Lucie Marceau, Raynald Laprade

Biochemistry· May 2002

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Amino acid and divalent ion permeability of the pores formed by the Bacillus thuringiensis toxins Cry1Aa and Cry1Ac in insect midgut brush border membrane vesicles.
Martin Kirouac, Vincent Vachon, Jean-François Noël, Frédéric Girard, Jean-Louis Schwartz, Raynald Laprade

Biochim Biophys Acta· April 2002

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Cloning of rabbit Kir6.1, SUR2A, and SUR2B: possible candidates for a renal K(ATP) channel.
Emmanuelle Brochiero, Bernadette Wallendorf, Dominique Gagnon, Raynald Laprade, Jean-Yves Lapointe

Am J Physiol Renal Physiol· February 2002

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