Patents Assigned to Centelion
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Patent number: 8399636Abstract: A method for double-stranded DNA purification, by which a solution containing DNA in a mixture with other components is passed over a support on which is covalently coupled an oligonucleotide capable of hybridizing with a specific sequence present on the DNA to form a triple helix.Type: GrantFiled: August 8, 2011Date of Patent: March 19, 2013Assignee: CentelionInventors: Joël Crouzet, Daniel Scherman, Pierre Wils, Françis Blanche, Béatrice Cameron
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Publication number: 20110319605Abstract: Method for double-stranded DNA purification, by which a solution containing said DNA in a mixture with other components is passed over a support on which is covalently coupled in oligonucleotide capable of hybridizing with a specific sequence present on said DNA to form a triple helix.Type: ApplicationFiled: August 8, 2011Publication date: December 29, 2011Applicant: CentelionInventors: Joël CROUZET, Daniel Scherman, Pierre Wils, Françis Blanche, Béatrice Cameron
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Patent number: 8017744Abstract: A method for double-stranded DNA purification, by which a solution containing DNA in a mixture with other components is passed over a support on which is covalently coupled an oligonucleotide capable of hybridizing with a specific sequence present on the DNA to form a triple helix.Type: GrantFiled: June 4, 2009Date of Patent: September 13, 2011Assignee: CentelionInventors: Joël Crouzet, Daniel Scherman, Pierre Wils, Françis Blanche, Béatrice Cameron
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Patent number: 7807444Abstract: A circular DNA molecule, useful for gene therapy, comprising at least one nucleic acid sequence of interest, characterised in that the region allowing the replication thereof has an origin of replication with a functionality in a host cell that requires the presence of at least one specific protein foreign to said host cell. A method for preparing same, cells incorporating said DNA molecules and uses thereof in gene therapy are also described.Type: GrantFiled: September 15, 2006Date of Patent: October 5, 2010Assignee: CentelionInventor: Fabienne Soubrier
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Publication number: 20100061979Abstract: The invention relates to modified soluble FGF receptor Fc fusions comprising a fusion of a soluble fragment or domain of the FGF receptor part (targeting or binding moiety) with an Fc region of an immunoglobulin part (effector function moiety), having improved biological activity including ADCC/CDC activities, compositions containing them, and method of producing such modified soluble FGF receptor Fc fusion molecules.Type: ApplicationFiled: November 22, 2007Publication date: March 11, 2010Applicant: CENTELIONInventors: Francis Blanche, Beatrice Cameron, Mark Nesbit, Sylvie Sordello, Celine Nicolazzi, Marc Trombe
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Publication number: 20100010208Abstract: Method for double-stranded DNA purification, by which a solution containing said DNA in a mixture with other components is passed over a support on which is covalently coupled in oligonucleotide capable of hybridizing with a specific sequence present on said DNA to form a triple helix.Type: ApplicationFiled: June 4, 2009Publication date: January 14, 2010Applicant: CentelionInventors: Joël CROUZET, Daniel Scherman, Pierre Wils, Françis Blanche, Béatrice Cameron
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Patent number: 7622566Abstract: A method for double-stranded DNA purification, by which a solution containing DNA in a mixture with other components is passed over a support on which is covalently coupled an oligonucleotide capable of hybridizing with a specific sequence present on the DNA to form a triple helix.Type: GrantFiled: October 20, 2005Date of Patent: November 24, 2009Assignee: CentelionInventors: Joël Crouzet, Daniel Scherman, Pierre Wils
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Patent number: 7514218Abstract: The present invention relates to novel target double-stranded DNA sequences capable of interacting with a third strand and of forming a stable triple helix. The present invention also relates to a process for purifying a double-stranded DNA molecule, according to which a solution containing said DNA molecule is brought into contact with a third DNA strand capable of forming, by hybridization, a triple helix structure with a target double-stranded DNA sequence carried by said DNA molecule.Type: GrantFiled: March 20, 2006Date of Patent: April 7, 2009Assignee: CentelionInventors: Francis Blanche, Beatrice Cameron
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Patent number: 7364894Abstract: A prokaryotic recombinant host cell comprising a heterologous replication initiation protein that activates a conditional origin of replication and an extrachromosomal DNA molecule comprising a heterologous therapeutic gene and a conditional origin of replication whose functionality in the prokaryotic recombinant host cell requires a replication initiating protein which is foreign to the host cell is described. The host cell may comprise a pir gene having at least one mutation, which may occur in the pir gene copy number control region, the pir gene leucine zipper-like motif, or the pir gene DNA binding region.Type: GrantFiled: October 15, 2003Date of Patent: April 29, 2008Assignee: CentelionInventor: Fabienne Soubrier
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Patent number: 7279313Abstract: A circular DNA molecule, useful for gene therapy, comprising at least one nucleic acid sequence of interest, characterised in that the region allowing the replication thereof has an origin of replication with a functionality in a host cell that requires the presence of at least one specific protein foreign to said host cell. A method for preparing same, cells incorporating said DNA molecules and uses thereof in gene therapy are also described.Type: GrantFiled: October 11, 2002Date of Patent: October 9, 2007Assignee: CentelionInventor: Fabienne Soubrier
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Publication number: 20070213289Abstract: This invention provides a process for the continuous alkaline lysis of a bacterial suspension in order to harvest pDNA. It further provides for optional additional purification steps, including lysate filtration, anion exchange chromatography, triplex affinity chromatogragphy, and hydrophobic interaction chromatography. These optional purification steps can be combined with the continuous lysis in order to produce a highly purified pDNA product substantially free of gDNA, RNA, protein, endotoxin, and other contaminants.Type: ApplicationFiled: October 18, 2006Publication date: September 13, 2007Applicant: CENTELIONInventors: Francis Blanche, Michel Couder, Nicolas Maestrali, Thierry Guillemin, David Gaillac
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Publication number: 20070141708Abstract: A circular DNA molecule, useful for gene therapy, comprising at least one nucleic acid sequence of interest, characterised in that the region allowing the replication thereof has an origin of replication with a functionality in a host cell that requires the presence of at least one specific protein foreign to said host cell. A method for preparing same, cells incorporating said DNA molecules and uses thereof in gene therapy are also described.Type: ApplicationFiled: September 15, 2006Publication date: June 21, 2007Applicant: CENTELIONInventor: Fabienne SOUBRIER
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Patent number: 7202078Abstract: Liquid or frozen compositions containing adenoviral-particles, comprising a buffer solution capable of maintaining the pH of the medium at slightly alkaline values, supplemented with glycerol and without addition of divalent metal cations or of alkali metal cations.Type: GrantFiled: March 31, 2004Date of Patent: April 10, 2007Assignee: CentelionInventors: Francis Blanche, Shian-Jiun Shih
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Patent number: 7193075Abstract: The invention relates to novel promoter sequences derived from a portion upstream of the coding sequence of the gene for the CARP protein (Cardiac Ankyrin Repeat Protein), and which are capable of controlling the level and the specificity of expression of a transgene in vivo in cardiac muscle cells. The invention thus describes novel compositions, constructs, vectors and their uses in vivo for the transfer and expression of a nucleic acid in vivo in cardiac muscle cells. The subject of the present invention is also the use of the promoter sequences for generating transgenic animals which constitute models for studying certain cardiac pathologies.Type: GrantFiled: December 7, 2001Date of Patent: March 20, 2007Assignees: Centelion, The Regents of the University of CaliforniaInventors: Patrick Benoit, Bertrand Schwartz, Didier Branellec, Kenneth R. Chien, Ju Chen
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Publication number: 20060121013Abstract: The invention concerns novel methods and constructs for controlling nucleic acid expression, in particular methods and constructs using NRSE sequences for obtaining a targeted expression of transgenes in nerve cells.Type: ApplicationFiled: October 24, 2005Publication date: June 8, 2006Applicant: CentelionInventors: Jacques Mallet, Helene Kiefer, Stephanie Millecamps
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Patent number: 7052838Abstract: The present invention relates to novel target double-stranded DNA sequences capable of interacting with a third strand and of forming a stable triple helix. The present invention also relates to a process for purifying a double-stranded DNA molecule, according to which a solution containing said DNA molecule is brought into contact with a third DNA strand capable of forming, by hybridization, a triple helix structure with a target double-stranded DNA sequence carried by said DNA molecule.Type: GrantFiled: March 25, 2002Date of Patent: May 30, 2006Assignee: CentelionInventors: Francis Blanche, Béatrice Cameron
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Patent number: 7038026Abstract: Method for double-stranded DNA purification, by which a solution containing said DNA in a mixture with other components is passed over a support on which is covalently coupled in oligonucleotide capable of hybridizing with a specific sequence present on said DNA to form a triple helix.Type: GrantFiled: May 25, 2001Date of Patent: May 2, 2006Assignee: CentelionInventors: Joël Crouzet, Daniel Scherman, Pierre Wils, Françis Blanche, Béatrice Cameron
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Publication number: 20060036085Abstract: Method for double-stranded DNA purification, by which a solution containing said DNA in a mixture with other components is passed over a support on which is covalently coupled in oligonucleotide capable of hybridizing with a specific sequence present on said DNA to form a triple helix.Type: ApplicationFiled: October 20, 2005Publication date: February 16, 2006Applicant: CentelionInventors: Joel Crouzet, Daniel Scherman, Pierre Wils, Francis Blanche, Beatrice Cameron
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Patent number: 6977174Abstract: A circular DNA molecule, useful for gene therapy, comprising at least one nucleic acid sequence of interest, characterized in that the region allowing the replication thereof has an origin of replication with a functionality in a host cell that requires the presence of at least one specific protein foreign to said host cell. A method for preparing same, cells incorporating said DNA molecules and uses thereof in gene therapy are also described.Type: GrantFiled: September 13, 1996Date of Patent: December 20, 2005Assignee: CentelionInventors: Joël Crouzet, Fabienne Soubrier
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Patent number: 6905862Abstract: The invention concerns a method for producing recombinant adenovirus by which viral DNA is introduced in a packaging cell culture and the viruses produced are harvested after liberation in the supernatant. The invention also concerns the viruses produced and their use.Type: GrantFiled: October 10, 2002Date of Patent: June 14, 2005Assignee: CentelionInventors: Francis Blanche, Jean-Marc Guillaume