1 to 10 of 29 literature results

• The transcription-dependent dissociation of P-TEFb-HEXIM1-7SK RNA relies upon formation of hnRNP-7SK RNA complexes.

  The positive transcription elongation factor P-TEFb controls the elongation of transcription by RNA polymerase II. P-TEFb is inactivated upon binding …

  Authors: Charlotte Barrandon, François Bonnet, Van Trung Nguyen, Valérie Labas, Olivier Bensaude

  Source: Molecular and cellular biology. 2007 Oct

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• Dissecting the proteome of pea mature seeds reveals the phenotypic plasticity of seed protein composition.

  Pea (Pisum sativum L.) is the most cultivated European pulse crop and the pea seeds mainly serve as a protein source for monogastric animals. Because …

  Authors: Michael Bourgeois, Françoise Jacquin, Vincent Savois, Nicolas Sommerer, Valérie Labas, Céline Henry, Judith Burstin

  Source: Proteomics. 2009 Jan

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• Primary structure and antibacterial activity of chicken bone marrow-derived beta-defensins.

  Three biologically active beta-defensins were purified by chromatography from chicken bone marrow extract: avian beta-defensin 1 (AvBD1), AvBD2, and t…

  Authors: Chrystelle Derache, Valérie Labas, Vincent Aucagne, Hervé Meudal, Céline Landon, Agnès F Delmas, Thierry Magallon, Anne-Christine Lalmanach

  Source: Antimicrobial agents and chemotherapy. 2009 Nov

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• Polyadenylation of a functional mRNA controls gene expression in Escherichia coli.

  Although usually implicated in the stabilization of mRNAs in eukaryotes, polyadenylation was initially shown to destabilize RNA in bacteria. All the d…

  Authors: Géraldine Joanny, Jacques Le Derout, Dominique Bréchemier-Baey, Valérie Labas, Joelle Vinh, Philippe Régnier, Eliane Hajnsdorf

  Source: Nucleic acids research. 2007

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• An in vitro enzymatic assay coupled to proteomics analysis reveals a new DNA processing activity for Ewing sarcoma and TAF(II)68 proteins.

  Based on structural and functional similarities, translocated in liposarcoma/fusion (TLS/FUS) protein, Ewing sarcoma (EWS) protein and human TATA bind…

  Authors: Olivier Guipaud, François Guillonneau, Valérie Labas, Danièle Praseuth, Jean Rossier, Bernard Lopez, Pascale Bertrand

  Source: Proteomics. 2006 Nov

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• Proteomics of human umbilical vein endothelial cells applied to etoposide-induced apoptosis.

  We have undertaken to continue the proteomic study of human umbilical vein endothelial cells (HUVECs) using the combination of 2-DE, automated trypsin…

  Authors: Arnaud Bruneel, Valérie Labas, Agnès Mailloux, Sanjiv Sharma, Nicolas Royer, Joëlle Vinh, Pascal Pernet, Michel Vaubourdolle, Bruno Baudin

  Source: Proteomics. 2005 Oct

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• Mammalian epididymal proteome.

  In all mammalian species, the final differentiation of the male germ cell occurs in the epididymal duct where the spermatozoa develop the ability to b…

  Authors: Jean-Louis Dacheux, Clémence Belleannée, Russell Jones, Valérie Labas, Maya Belghazi, Benoît Guyonnet, Xavier Druart, Jean Luc Gatti, Françoise Dacheux

  Source: Molecular and cellular endocrinology. 2009 Jul 10

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• Analysis of the dynamic Bacillus subtilis Ser/Thr/Tyr phosphoproteome implicated in a wide variety of cellular processes.

  The physiological role of proteins phosphorylated on serine/threonine/tyrosine (Ser/Thr/Tyr) residues or the identity of the corresponding kinases and…

  Authors: Alain Lévine, Françoise Vannier, Cédric Absalon, Lauriane Kuhn, Peter Jackson, Elaine Scrivener, Valérie Labas, Joëlle Vinh, Patrick Courtney, Jérôme Garin,…

  Source: Proteomics. 2006 Apr

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• Identification and characterization of the precursor of chicken matrix metalloprotease 2 (pro-MMP-2) in hen egg.

  Using zymography and mass spectrometry, we identified for the first time the precursor of chicken matrix metalloprotease 2 (pro-MMP-2) as a complex wi…

  Authors: Sophie Réhault-Godbert, Joël Gautron, Valérie Labas, Maya Belghazi, Yves Nys

  Source: Journal of agricultural and food chemistry. 2008 Aug 13

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• One- and two-dimensional SDS-PAGE zymography with quenched fluorogenic substrates provides identification of biological fluid proteases by direct mass spectrometry.

  We describe a simple and direct zymographic method for the detection of proteases using quenched fluorescent substrates. The proteases were separated …

  Authors: Véronique Thimon, Maya Belghazi, Valérie Labas, Jean-Louis Dacheux, Jean-Luc Gatti

  Source: Analytical biochemistry. 2008 Apr 15

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