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PUBLICATIONS :- 2022 - Ramirez-Franco JJ, Debreux K, Extrémet J, Maulet Y, Belghazi M, Villard C, Sangiardi M, Youssouf F, El Far L, Lévêque C, Debarnot C, Marchot P, , Debanne D, Russier M, Seagar M, Irani S, El Far O.
Patient-derived antibodies reveal the subcellular distribution and heterogeneous interactome of LGI1
Brain, doi: 10.1093/brain/awac218 - 2022 - Ramirez-Franco JJ, Azzaz F, Sangiardi M, Ferracci G, Youssouf F, Popooff MR, Seagar M, Lévêque C, Fantini JEl Far O.
Molecular landscape of BoNT/B bound to a membrane-inserted synaptotagmin/ganglioside complex
Cell Mol Life Sci, 79 : 496 - 2021 - Ramirez-Franco JJ, Azzaz F, Sangiardi M, Ferracci Géraldine, Youssouf F, Popoff Michel Robert, Seagar M, Lévêque C, Fantini JEl Far O.
The protein-binding pocket of Botulinum neurotoxin B accommodates a preassembled synaptotagmin / ganglioside complex
BioRxiv - 2019 - Rama S, Boumedine N, Sangiardi M, Youssouf F, Maulet Y, Lévêque C, Belghazi M, Seagar M, Debanne DEl Far O.
Chromophore-assisted light inactivation of the V-ATPase V0c subunit inhibits neurotransmitter release downstream of synaptic vesicle acidification
Molecular Neurobiology, 56 : 3591-3602 - 2019 - Flores A, Ramirez-Franco JJ, Desplantes R, Debreux K, Ferracci G, Wernert F, Blanchard MP, Maulet Y, Youssouf FSangiardi M, Iborra C, Popoff MR, Seagar M, Fantini J, Lévêque CEl Far O.
Gangliosides interact with synaptotagmin to form the high-affinity receptor complex for botulinum neurotoxin B
PNAS, www.pnas.org/cgi/doi/10.1073/pnas.1908051116 - 2017 - Desplantes R, Lévêque C, Muller B, Loterzio M, Ferracci G, Popoff M, Seagar M, Mamoun R, El Far O.
Affinity biosensors using recombinant native membrane proteins displayed on exosomes: application to botulinum neurotoxin B receptor
Scientific Reports, 7 : 1032 - 2017 - Connan C, Voillequin M, Chavez CV, Mazuet C1,, Lévêque C, Vitry S, Vandewalle A, Popoff MR.
Botulinum neurotoxin type B uses a distinct entry pathway mediated by CDC42 into intestinal cells versus neuronal cells.
Cellular Microbiology, 19 : e12738 - 2015 - Lévêque C, Ferracci G, Maulet Y, Grand-Masson C, Seagar M, El Far O.
A chip-based assay for botulinum neurotoxin A activity in pharmaceutical preparations.
Appl Microbiol Biotechnol. , 99 : 4355-4360 - 2015 - Lévêque C, Ferracci G, Maulet Y, Mazuet C, Popoff MR, Blanchard MP, Seagar M, El Far O.
An optical biosensor assay for rapid dual detection of Botulinum neurotoxins A and E
Scientific Reports, 5 : 17953 - 2015 - Lévêque C, Ferracci G, Maulet Y, Mazuet C, Popoff MR, Blanchard MP, Seagar M, El Far O.
An optical biosensor assay for rapid dual detection of Botulinum neurotoxins A and E.
Scientific Reports, 5:17953 - 2014 - Lévêque C, Ferracci G, Maulet Y, Mazuet C, Popoff M, Seagar M, El Far O.
Direct biosensor detection of botulinum neurotoxin endopeptidase activity in sera from patients with type A botulism
Biosensors and Bioelectronics, 57 : 207-212 - 2014 - Tauzin AS, Sulzenbacher G, Lafond M, Desseaux V, Reca IB, Perrier J, Bellincampi D, Fourquet P, Lévêque CGiardina T.
Functional characterization of a vacuolar invertase from Solanum lycopersicum: post-translational regulation by N-glycosylation and a proteinaceous inhibitor.
Biochimie, 101 : 39-49 - 2013 - Lévêque C, Ferracci G, Maulet Y, Grand-Masson C, Blanchard MP, Seagar M, El Far O.
A substrate sensor chip to assay the enzymatic activity of Botulinum neurotoxin A.
Biosensors & Bioelectronics, 49 : 276-281 - 2012 - Slezak M, Grosche A, Niemiec A,Tanimoto N, Pannicke T, Münch TA , Crocker B, Isope P, Härtig W, Beck SC, Huber G, Ferracci G, Perraut M, Rebert M, Miehe M, Demais V, Lévêque C, Metzger D, Szklarczyk K, Przewlocki R, Seeliger MW, Sage-Ciocca D, Hirrlinger J, Reichenbach A, Reibel S, Prrieger FW.
Relevance of exocytotic glutamate release from retinal glia.
Neuron, 74 : 504-516 - 2012 - Mazarqui H, Lévêque C, Bartnick D, Fantini J, Gouget T, Melone MA, Funke SA, Willbold D, Perrone L.
A synthetic amino acid substitution of Tyr10 in Aβ peptide sequence yields a dominant negative variant in amyloidogenesis.
Aging Cell, 11 : 530-541 - 2012 - Slezak M, Grosche A, Niemiec A, Tanimoto N, Pannicke T, Münch TA, Crocker B, Isope P, Härtig W, Beck SC, Huber G, Ferracci G, Perraut M, Reber M, Miehe M,, Demais V, Lévêque C, Metzger D, ..., Pfrieger FW.
Relevance of exocytotic glutamate release from retinal glia
Neuron, 74 : 504-516 - 2011 - Ferracci G, Marconi S, Mazuet C, Jover E, Blanchard MP, Seagar M, Popoff M, Lévêque C.
A label-free biosensor assay for botulinum neurotoxin B in food and human serum.
Anal Biochem, 410 : 281-288 - 2011 - Labasque M, Devaux JJ, Lévêque C, Faivre-Sarrailh C.
Fibronectin type III-like domains of neurofascin-186 protein mediate gliomedin binding and its clustering at the developing nodes of Ranvier.
J Biol Chem, 286 : 42426-42434 - 2010 - Di Giovanni J, Boudkkazi S, Mochida S, Bialowas A, Samari N, Lévêque C, Youssouf F, Brechet A, Iborra CMaulet Y, Moutot N, Debanne D, Seagar M, El Far O.
V-ATPase membrane sector associates with synaptobrevin to modulate neurotransmitter release.
Neuron, 67 : 268-279 - 2010 - Di Giovanni J, Iborra C, Maulet Y, Lévêque C, El Far O, Seagar M.
Calcium-dependent regulation of SNARE-mediated membrane fusion by calmodulin
J Biol Chem, 285 : 23665-23675 - 2010 - Girardet C, Blanchard MP, Ferracci G, Lévêque C, Moreno M, François-Bellan AM, Becquet D, Bosler O.
Daily changes in synaptic innervation of VIP neurons in the rat suprachiasmatic nucleus: contribution of glutamatergic afferents
Eur J Neurosci, 21 : 359-370 - 2008 - Marconi S, Ferracci G, Berthomieu M, Kozaki S, Miquelis R, Boucraut J, Seagar M, Lévêque C.
A protein chip membrane-capture assay for botulinum neurotoxin activity.
Toxicol Appl Pharmacol, 233 : 439-446 - 2008 - Pereira S, Massacrier A, Roll P, Verine A, Etienne-Grimaldi MC, Poitelon Y, Robaglia-Sclupp A, Jamali S, Roeckel-Trevisiol N.Lévêque C.
Nuclear localization of a novel human syntaxin 1B isoform.
Gene, 423 : 160-171 - 2008 - Marqueze B, Moutot N, Sakkou-Norton M, Lévêque C, Ji Y, Cornet V, Hsiao WL, Seagar M.
Toxicity and endocytosis of spinocerebellar ataxia type 6 polyglutamine domains: role of myosin IIb.
Traffic, 9 : 1088-1100 - 2008 - Royer-Zemmour B, Ponsole-Lenfant M, Gara H, Roll P, Lévêque C, Massacrier A, Ferracci A, Cillario J, Robaglia-Sclupp A, Vincentelli R, Cau P, Szpetowski P.
Epileptic and developmental disorders of the speech cortex: ligand/receptor interaction of wild-type and mutant SRPX2 with the plasminogen activator receptor uPAR.
Hum Mol Genet, 17 : 3617-3630 - 2007 - Ji Y, Ferracci G, Warley A, Ward M, Leung KY, Samsuddin S, Lévêque C, Queen L, Reebye V, Pal P, Gkaliagkousi E, Seagar M, Ferro A.
beta-Actin regulates platelet nitric oxide synthase 3 activity through interaction with heat shock protein 90.
Proc Natl Acad Sci U S A, 104 : 8839-8844 - 2005 - Ferracci G, Miquelis R, Kozaki S, Seagar M, Lévêque C.
Synaptic vesicle chips to assay botulinum neurotoxins.
Biochem J, 391 : 659-66 - 2004 - Ferracci G, Seagar M, Joël C, Miquelis R, Lévêque C.
Real time analysis of intact organelles using surface plasmon resonance.
Anal Biochem, 334 : 367-375 - 2004 - De Haro L, Ferracci G, Opi S, Iborra C, Quetglas S, Miquelis R, Lévêque C, Seagar M.
Ca2+/calmodulin transfers the membrane-proximal lipid-binding domain of the v-SNARE synaptobrevin from cis to trans bilayers.
Proc Natl Acad Sci U S A, 101 : 1578-1583 - 2003 - De Haro L, Quetglas S, Iborra C, Lévêque C, Seagar M.
Calmodulin-dependent regulation of a lipid binding domain in the v-SNARE synaptobrevin and its role in vesicular fusion.
Biol Cell, 95 : 459-464 - 2002 - Quetglas S, Iborra C, Sasakawa N, De Haro l, Kumakura K, Sato K, Lévêque C, Seagar M.
Calmodulin and lipid binding to synaptobrevin regulates calcium-dependent exocytosis.
EMBO J, 21 : 3970-3979 - 2002 - Geib S, Sandoz G, Mabrouk K, Matavel A, Marchot P, Hoshi T, Villaz M, Ronjat M, Miquelis R, Lévêque C, De Waard M.
Use of a purified and functional recombinant calcium-channel beta4 subunit in surface-plasmon resonance studies.
Biochem J, 364 : 285-292 - 2001 - Seagar M, Quetglas S, Iborra C, Lévêque C.
Le complexe SNARE au coeur de la fusion membranaire
Med. Sci, 5 : 669-674 - 2000 - Quetglas S, Lévêque C, Miquelis R, Sato K, Seagar M.
Ca2+-dependent regulation of synaptic SNARE complex assembly via a calmodulin- and phospholipid-binding domain of synaptobrevin.
Proc Natl Acad Sci U S A, 97 : 9695-9700 - 2000 - Sampo B, Tricaud N, Lévêque C, Seagar M, Couraud F, Dargent B.
Direct interaction between synaptotagmin and the intracellular loop I-II of neuronal voltage-sensitive sodium channels.
Proc Natl Acad Sci U S A, 97 : 3666-3671 - 2000 - Lévêque C, Boudier JA, Takahashi M, Seagar M.
Calcium-dependent dissociation of synaptotagmin from synaptic SNARE complexes.
J Neurochem, 74 : 367-374 - 1999 - Seagar M, Lévêque C, Charvin N, Marqueze B, Moutot N, Boudier JA, Boudier JL, Shoji-Kasai Y, Sato K.
Interactions between proteins implicated in exocytosis and voltage-gated calcium channels.
Philos Trans R Soc Lond B Biol Sci, 354 : 289-297 - 1998 - Lévêque C, Pupier S, Marqueze B, Geslin L, Kataoka M, Takahashi M, De Waard M, Seagar M.
Interaction of cysteine string proteins with the alpha1A subunit of the P/Q-type calcium channel.
J Biol Chem, 273 : 13488-13492 - 1998 - Seagar M, Lévêque C, Charvin N, Marqueze B, Moutot N, Boudier JA, Boudier JL, Kataoka M, Shoji-Kaisai Y, Takahashi M.
Interactions between proteins implicated in exocytosis and voltage-gated calcium channels.
Eur J Neurosci, 10 : 12501 - 1998 - Seagar M, Moutot N, Raymond C, Charvin N, Lévêque C, Walker D, De Waard M.
Omega-conotoxins : diagnostic tools for an autoimmune disease of the neuromuscular juction
Toxicon, 36 : 1730-1731 - 1997 - Charvin N, Lévêque C, Walker D, Berton F, Raymond C, Kataoka M, Shoji-Kasai Y, Takahashi M, De Waard M, Seagar M.
Direct interaction of the calcium sensor protein synaptotagmin I with a cytoplasmic domain of the alpha1A subunit of the P/Q-type calcium channel.
EMO J, 16 : 4591-4596 - 1997 - Pupier S, Lévêque C, Marqueze B, Kataoka M, Takahashi M, Seagar M.
Cysteine string proteins associated with secretory granules of the rat neurohypophysis.
J Neurosci, 17 : 2722-2727 - 1996 - Moutot N, Charvin N, Lévêque C, Sato K, Nishiki T, Kozaki S, Takahashi M, Seagar M.
Interaction of SNARE complexes with P/Q-type calcium channels in rat cerebellar synaptosomes.
J Biol Chem, 271 : 6567-6570 - 1995 - El Far O, Marqueze B, Lévêque C, Moutot N, Lang B, Newsom-Davis J, Yoshida A, Takahashi M, Seagar M
Antigens associated with N- and L-type calcium channels in Lambert-Eaton myasthenic syndrome.
J Neurochem, 64 : 1696-1702 - 1995 - El Far O, Charvin N, Lévêque C, Moutot N, Takahashi M, Seagar M.
Interaction of a synaptobrevin (VAMP)-syntaxin complex with presynaptic calcium channels.
FEBS Lett, 361 : 101-105 - 1995 - Moutot N, Lévêque C, Sato K, Kato R, Takahashi M, Seagar M.
Properties of omega conotoxin MVIIC receptors associated with alpha 1A calcium channel subunits in rat brain.
FEBS Lett, 366 : 21-25 - 1995 - Seagar M, Moutot N, Lévêque C, Marqueze B, Pouget J.
Anti-calcium channel autoantibodies in amyotrophic lateral sclerosis. A review of the evidence.
Adv Neurol, 68 : 67-72 - 1994 - Lévêque C, El Far O, Moutot N, Sato K, Kato R, Takahashi M, Seagar M.
Purification of the N-type calcium channel associated with syntaxin and synaptotagmin. A complex implicated in synaptic vesicle exocytosis.
J Biol Chem, 269 : 6306-6312 - 1993 - El Far O, Moutot N, Lévêque C, David P, Marqueze B, Lang B, Newom-Davis J, Hoshino T, Takahashi M, Seagar M.
Synaptotagmin associates with presynaptic calcium channels and is a Lambert-Eaton myasthenic syndrome antigen.
Ann N Y Acad Sci, 707 : 382-385 - 1993 - David P, Moutot N, Lévêque C, El Far O, Takahashi M, Seagar M.
Interaction of synaptotagmin with voltage gated calcium channels: a role in Lambert-Eaton myasthenic syndrome?
Neuromuscul Disord, 3 : 451-454 - 1993 - Seagar M, Moutot N, Lévêque C, El Far O, David P, Marqueze B, Lang B, Newsom-Davis J, Hoshino T, Takahashi M.
A Lambert-Eaton myasthenic syndrome antigen associated with presynaptic calcium channels.
Biochem Soc Trans, 21 : 423-428 - 1993 - Moutot N, El Far O, Lévêque C, David P, Marqueze B, Lang B, Newsom-Davis J, Hoshino T, Takahashi M, Seagar M.
Synaptotagmin: a Lambert-Eaton myasthenic syndrome antigen that associates with presynaptic calcium channels.
J Physiol Paris, 87 : 37-41 - 1993 - Lang B, Johnston I, Leys K, Elrington G, Marqueze B, Lévêque C, Moutot N, Seagar M, Hoshino T, Takahashi M, Sugimori M, Cherksey BD, Llinas R.
Autoantibody specificities in Lambert-Eaton myasthenic syndrome.
Ann N Y Acad Sci, 681 : 382-393 - 1992 - Lévêque C, Hoshino T, David P, Shoji-Kasai Y, Leys K, Omori A, Lang B , El Far O, Sato K, Newsom-Davis J, Takahashi M, Moutot N, Seagar M.
The synaptic vesicle protein synaptotagmin associates with calcium channels and is a putative Lambert-Eaton myasthenic syndrome antigen.
Proc Natl Acad Sci U S A, 89 : 3625-3629 - 1990 - Lévêque C, Marqueze B, Couraud F, Seagar M.
Polypeptide components of the apamin receptor associated with a calcium activated potassium channel.
FEBS Lett, 275 : 185-189 - 1988 - Marqueze B, Moutot N, Lévêque C, Couraud F.
Characterization of the omega-conotoxin-binding molecule in rat brain synaptosomes and cultured neurons.
Mol Pharmacol, 34 : 87-90 - 1988 - Marqueze B, Moutot N, Lévêque C, Couraud F.
Characterization of the omega-conotoxin-binding molecule in rat brain synaptosomes and cultured neurons.
Mol Pharmacol, 34 : 87-90
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