Patents Assigned to Valneva
  • Publication number: 20150225695
    Abstract: The present invention concerns a method of culturing embryonic stem (ES) cells of avian, comprising the steps of: a) suspending ES cells originating from the blastoderm disk of fertilized un-incubated avian egg(s) in a basal culture medium supplemented with: insulin-like growth factor-1 (IGF-1) and ciliary neurotrophic factor (CNTF); and animal serum; and optionally, at least one growth factors selected in the group comprising interleukin 6 (II-6), interleukin 6 receptor (II-6R), stem cell factor (SCF), fibroblast growth factor (FGF), leukaemia inhibitory factor (LIF), interleukin 11 (II-11), oncostatin and cardiotrophin; b) seeding the suspension of ES cells obtained in step a) on a layer of feeder cells and further culturing the ES cells for at least between 2 to 10 passages; c) optionally removing at least one growth factors selected SCF, FGF, II-6, II-6R, LIF, oncostatin and cardiotrophin and II-11 from the culture medium; d) further culturing the ES cells in the medium of step c) on a layer of feeder cel
    Type: Application
    Filed: December 30, 2014
    Publication date: August 13, 2015
    Applicant: VALNEVA
    Inventors: ISABELLE VALARCHE, LUC BATARD, MAJID MEHTALI, FABIENNE GUEHENNEUX
  • Publication number: 20150216967
    Abstract: The invention discloses pharmaceutical compositions in liquid form comprising a peptide with the amino acid sequence KLKL5KLK and an oligodeoxynucleotide with the nucleic acid sequence (dIdC)13 and wherein the peptide and the oligodeoxynucleotide are present as sterile-filterable nanoparticles in the composition, thereby forming a suspension, characterized in that the mean particle size of the solid particles is less than 1 ?m.
    Type: Application
    Filed: April 22, 2014
    Publication date: August 6, 2015
    Applicant: Valneva Austria GmbH
    Inventors: Benjamin Wizel, Karin Riedl, Karen Lingnau, Ursula Schlosser, Jürgen Wruss, Robert Schlegl, Michael Weber, Christoph Reinisch, Ljubomir Paucz, Christoph Klade, Jee Loon Look, Christian Ruiz, Robert Seid
  • Patent number: 9040296
    Abstract: The present invention relates to the development and manufacturing of viral vaccines. In particular, the invention relates to the field of industrial production of viral vectors and vaccines, more in particular to the use of avian embryonic stem cells, preferably the EBx® cell line derived from chicken embryonic stem cells, for the production of viral vectors and viruses. The invention is particularly useful for the industrial production of viral vaccines to prevent viral infection of humans and animals.
    Type: Grant
    Filed: March 17, 2012
    Date of Patent: May 26, 2015
    Assignee: Valneva
    Inventors: Majid Mehtali, Patrick Champion-Arnaud, Arnaud Leon
  • Publication number: 20150125488
    Abstract: Described is an immunostimulatory oligodeoxynucleic acid molecule (ODN) having the structure according to formula (I), wherein any NMP is a 2? deoxynucleoside monophosphate or monothiophosphate, selected from the group consisting of deoxyadenosine-, deoxyguanosine-, deoxyinosine-, deoxycytosine-, deoxyuridine-, deoxythymidine-, 2-methyl-deoxyinosine-, 5-methyl-deoxycytosine-, deoxypseudouridine-, deoxyribosepurine-, 2-amino-deoxyribosepurine-, -6-S-deoxyguanine-, 2-dimethyl-deoxyguanosine- or N-isopentenyl-deoxyadenosine-monophosphate or -monothiophosphate, NUC is a 2? deoxynucleoside, selected from the group consisting of deoxyadenosine-, deoxyguanosine-, deoxyinosine-, deoxycytosine-, deoxyuridine-, deoxythymidine-, 2-methyl-deoxyinosine-, 5-methyl-deoxycytosine-, deoxypseudouridine-, deoxyribosepurine-, 2-amino-deoxyribosepurine-, 6-S-deoxyguanine-, 2-dimethyl-deoxyguanosine- or N-isopentenyl-deoxyadenosine, any X is O or S, a and b are integers from 0 to 100 with the proviso that a+b is between 4 and 150,
    Type: Application
    Filed: December 30, 2014
    Publication date: May 7, 2015
    Applicant: VALNEVA AUSTRIA GMBH
    Inventors: WALTER SCHMIDT, KAREN LINGNAU, CAROLA WENANDER, ALENA EGYED
  • Patent number: 8986704
    Abstract: The present invention relates to a polypeptide comprising a mutant fragment of an outer surface protein A (OspA), a nucleic acid coding the same, a pharmaceutical composition (particularly for use as a medicament of in a method of treating or preventing a Borrelia infection) comprising the polypeptide and/or the nucleic acid, a method of treating or preventing a Borrelia infection and a method of immunizing a subject.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: March 24, 2015
    Assignee: Valneva Austria GmbH
    Inventors: Pär Comstedt, Markus Hanner, Urban Lundberg, Andreas Meinke, Wolfgang Schueler, Benjamin Wizel
  • Publication number: 20150056238
    Abstract: This present invention provides C-TAB.G5 and C-TAB.G5.1 isolated polypeptides comprising the receptor binding domains of C. difficile toxin A and toxin B as set forth in the amino acid sequences of SEQ ID NO: 2 and SEQ ID NO: 4. The C-TAB.G5 and C-TAB.G5.1 isolated polypeptides may be used to neutralize toxic effects of C. difficile toxin A and/or toxin B.
    Type: Application
    Filed: September 5, 2011
    Publication date: February 26, 2015
    Applicants: Intercell USA, Inc., Valneva Austria GmbH
    Inventors: Larry R. Ellingsworth, David Flyer, Jing-Hui Tian, Steven R. Fuhrmann, Stefanie Kluepfel-Stahl, Gregory M. Glenn, Kerstin Westritschnig
  • Patent number: 8962311
    Abstract: Method of culturing embryonic stem (ES) cells of avian origin includes the steps of: a) suspending ES cells originating from the blastoderm disk of fertilized un-incubated avian egg(s) in a basal culture medium supplemented with: insulin-like growth factor-1 (IGF-1) and ciliary neurotrophic factor (CNTF); and animal serum; and, optionally, at least one growth factor selected from among interleukin 6 (Il-6), interleukin 6 receptor (Il-6R), stem cell factor (SCF), fibroblast growth factor (FGF), leukemia inhibitory factor (LIF), interleukin 11 (Il-11), oncostatin and/or cardiotrophin; b) seeding the suspension of ES cells obtained in step a) on a layer of feeder cells and further culturing the ES cells for at least 2 to 10 passages; c) optionally, removing at least one growth factor selected from among SCF, FGF, Il-6, Il-6R, LIF, oncostatin, cardiotrophin and Il-11 from the culture medium; and d) further culturing the ES cells in the medium of step c) on a layer of feeder cells.
    Type: Grant
    Filed: August 9, 2007
    Date of Patent: February 24, 2015
    Assignee: Valneva
    Inventors: Isabelle Valarche, Luc Batard, Majid Mehtali, Fabienne Guehenneux
  • Patent number: 8952135
    Abstract: The present invention discloses isolated nucleic acid molecules encoding a hyperimmune serum reactive antigen or a fragment thereof as well as hyperimmune serum reactive antigens or fragments thereof from S. agalactiae, and methods for isolating such antigens and specific uses thereof.
    Type: Grant
    Filed: May 6, 2013
    Date of Patent: February 10, 2015
    Assignee: Valneva Austria GmbH
    Inventors: Andreas Meinke, Eszter Nagy, Markus Hanner, Markus Horky, Sabine Kallenda, Sonja Prustomersky
  • Patent number: 8945591
    Abstract: Described is an immunostimulatory oligodeoxynucleic acid molecule (ODN) having the structure according to formula (I), wherein any NMP is a 2? deoxynucleoside monophosphate or monothiophosphate, selected from the group consisting of deoxyadenosine-, deoxyguanosine-, deoxyinosine-, deoxycytosine-, deoxyuridine-, deoxythymidine-, 2-methyl-deoxyinosine-, 5-methyl-deoxycytosine-, deoxypseudouridine-, deoxyribosepurine-, 2-amino-deoxyribosepurine-, -6-S-deoxyguanine-, 2-dimethyl-deoxyguanosine- or N-isopentenyl-deoxyadenosine-monophosphate or -monothiophosphate, NUC is a 2? deoxynucleoside, selected from the group consisting of deoxyadenosine-, deoxyguanosine-, deoxyinosine-, deoxycytosine-, deoxyuridine-, deoxythymidine-, 2-methyl-deoxyinosine-, 5-methyl-deoxycytosine-, deoxypseudouridine-, deoxyribosepurine-, 2-amino-deoxyribosepurine-, 6-S-deoxyguanine-, 2-dimethyl-deoxyguanosine- or N-isopentenyl-deoxyadenosine, any X is O or S, a and b are integers from 0 to 100 with the proviso that a+b is between 4 and 150,
    Type: Grant
    Filed: March 6, 2013
    Date of Patent: February 3, 2015
    Assignee: Valneva Austria GmbH
    Inventors: Walter Schmidt, Karen Lingnau, Carola Wenander, Alena Egyed
  • Publication number: 20150010595
    Abstract: The invention refers to an improved vaccine against infections with pathogens, especially viral pathogens, comprising an antigen, a peptide of the formula R1—XZSZN—XZX—R2 and an immunostimulatory deoxynucleic acid containing deoxyinosine and/or deoxyuridine residues.
    Type: Application
    Filed: June 11, 2014
    Publication date: January 8, 2015
    Applicant: Valneva Austria GmbH
    Inventors: Michael Buschle, André Habel, Jörg Fritz, Karin Prinz, Karen Lingnau
  • Patent number: 8900564
    Abstract: The invention relates to a vaccine which comprises at least one antigen and a peptide comprising a sequence R1—XZXZNXZX—R2, whereby N is a whole number between 3 and 7, preferably 5, X is a positively charged natural and/or non-natural amino acid residue, Z is an amino acid residue selected from the group consisting of L, V, I, F and/or W, and R1 and R2 are selected independently one from the other from the group consisting of —H, —NH2, —COCH3, —COH, a peptide with up to 20 amino acid residues or a peptide reactive group or a peptide linker with or without a peptide; X—R2 may also be an amide, ester or thioester of the C-terminal amino acid residue, as well as the use of said peptide for enhancing a patient's adaptive immune response to an antigen.
    Type: Grant
    Filed: May 21, 2008
    Date of Patent: December 2, 2014
    Assignee: Valneva Austria GmbH
    Inventors: Jörg Fritz, Frank Mattner, Wolfgang Zauner, Eszter Nagy, Michael Buschle
  • Publication number: 20140287402
    Abstract: The invention relates to high throughput screening methods for identifying, isolating and retrieving cells secreting antibodies of interest, e.g., having functional activity and/or multi-antigen specificities. It further provides methods for the cloning of said antibodies VH/VL sequences and the generation of recombinant monoclonal antibodies derived thereof having the features of interest.
    Type: Application
    Filed: June 27, 2012
    Publication date: September 25, 2014
    Applicant: VALNEVA
    Inventors: Pierre Garrone, Riad Abès, Nicola Beltraminelli, Majid Mehtali
  • Patent number: 8795690
    Abstract: The invention relates to a composition comprising at least two protective proteins against Streptococcus agalactiae (S. agalactiae) or functionally active variant thereof; a protective peptide against S. agalactiae; one or more nucleic acid(s) encoding the at least two proteins and/or the protective peptide; a method of producing the composition; a pharmaceutical composition, especially a vaccine, comprising the composition and/or at least one protective peptide; methods for producing antibodies; a mixture of antibodies against the at least two proteins of the composition; the use of the composition and/or at least one protective peptide and/or one or more nucleic acid(s) for the manufacture of a medicament for the immunization or treatment of a subject; methods of diagnosing a S.
    Type: Grant
    Filed: November 26, 2012
    Date of Patent: August 5, 2014
    Assignee: Valneva Austria GmbH
    Inventors: Beatrice Tschanun, Eszter Nagy, Andreas Meinke, Alexander Von Gabain, Barbara Maierhofer, Ulrike Stierschneider, Manfred Berger, Christina Neubauer, Katherine Cohen
  • Publication number: 20140212448
    Abstract: The present invention relates to an isolated nucleic acid molecule encoding an antigen, a vector comprising such nucleic acid molecule and a host cell comprising such vector. Furthermore, the invention provides antigens from Klebsiella species, fragments and variants thereof, a process for producing such antigens, and a process for producing cells expressing such antigens. Moreover, the present invention provides antibodies binding to such antigen, hybridoma cells producing such antibodies, methods for producing such antibodies, a pharmaceutical composition comprising such nucleic acid molecule, antigen, vector or antibody, the use of such nucleic acid molecule, antigen, vector or antibody for the preparation of a pharmaceutical composition, methods for identifying an antagonist capable of binding such antigen or of inhibiting the interaction activity of such antigen, methods for diagnosis or for treatment or prevention of an infection.
    Type: Application
    Filed: December 11, 2013
    Publication date: July 31, 2014
    Applicant: VALNEVA AUSTRIA GMBH
    Inventors: SHARMILA BAKSHI, THOMAS CIPPS, MARKUS HANER, JUTTA PIKALO, CHRISTINA SATKE, ESZTER NAGY, URBAN LUNDBERG, DAGMAR ZIERER, ANDREAS MEINKE, BIRGIT NOIGES, ULRIKE STIERSCHNEIDER, ALEXANDER VON GABAIN
  • Patent number: 8784837
    Abstract: The invention refers an improved vaccine against infections with pathogens, especially viral pathogens, comprising an antigen, a peptide of the formula R1—XZSZN—XZX—R2 and an immunostimulatory deoxynucleic acid containing deoxyinosine and/or deoxyuridine residues.
    Type: Grant
    Filed: April 13, 2010
    Date of Patent: July 22, 2014
    Assignee: Valneva Austria GmbH
    Inventors: Michael Buschle, André Habel, Jörg Fritz, Karin Prinz, Karen Lingnau
  • Patent number: 8784839
    Abstract: Disclosed is an attenuated flavivirus live vaccine comprising a flavivirus mutant, characterized in that the flavivirus mutant has a deletion in the capsid protein of at least more than 4 successive amino acids, wherein the carboxy-terminal hydrophobic region is not affected by the deletion.
    Type: Grant
    Filed: March 15, 2011
    Date of Patent: July 22, 2014
    Assignee: Valneva Austria GmbH
    Inventors: Franz Xaver Heinz, Christian Mandl
  • Patent number: 8765148
    Abstract: The invention discloses pharmaceutical compositions in liquid form comprising a peptide with the amino acid sequence KLKL5KLK and an oligodeoxynucleotide with the nucleic acid sequence (dIdC)13 and wherein the peptide and the oligodeoxynucleotide are present as sterile-filterable nanoparticles in the composition, thereby forming a suspension, characterized in that the mean particle size of the solid particles is less than 1 ?m.
    Type: Grant
    Filed: February 21, 2011
    Date of Patent: July 1, 2014
    Assignee: Valneva Austria GmbH
    Inventors: Benjamin Wizel, Karin Riedl, Karen Lingnau, Ursula Schlosser, Jürgen Wruss, Robert Schlegl, Michael Weber, Christoph Reinisch, Ljubomir Paucz, Christoph Klade, Jee Loon Look, Christian Ruiz, Robert Seid
  • Publication number: 20140154741
    Abstract: The present invention relates to the development and manufacturing of viral vaccines. In particular, the invention relates to the field of industrial production of viral vectors and vaccines, more in particular to the use of avian embryonic stem cells, preferably the EBx® cell line derived from duck embryonic stem cells, for the production of viral vectors and viruses. The invention is particularly useful for the industrial production of viral vaccines to prevent viral infection of humans and animals.
    Type: Application
    Filed: November 1, 2013
    Publication date: June 5, 2014
    Applicant: Valneva
    Inventors: Fabienne Guehenneux, Karine Moreau, Magali Esnault, Majid Mehtali
  • Patent number: 8715688
    Abstract: Described is a method for identification, isolation and production of hyperimmune serum-reactive antigens from a specific pathogen, a tumor, an allergen or a tissue or host prone to auto-immunity, said antigens being suited for use in a vaccine for a given type of animal or for humans, which is characterized by the following steps: providing an antibody preparation, providing at least one expression library, identifying antigens which bind, screening the identified antigens, identifying the hyperimmune serum-reactive antigen portion of said identified antigens and which hyperimmune serum-reactive antigens bind to a relevant portion of said individual antibody optionally isolating said hyperimmune serum-reactive antigens and producing said hyperimmune serum-reactive antigens by chemical or recombinant methods.
    Type: Grant
    Filed: September 13, 2012
    Date of Patent: May 6, 2014
    Assignee: Valneva Austria GmbH
    Inventors: Andreas Meinke, Eszter Nagy, Uwe Von Ahsen, Christoph Klade, Tamas Henics, Wolfgang Zauner, Duc Bui Minh, Oresta Vytvytska, Hildegard Etz, Agnieszka Dryla, Thomas Weichhart, Martin Hafner, Brigitte Tempelmaier, Claire M. Fraser, Steven Gill
  • Patent number: 8715999
    Abstract: The present invention relates to a mutant virus of the family flaviviridae, comprising a deletion in the capsid protein of at least 20 successive amino acids, without any further deletion, substitution or insertion mutation except of the amino acids next to the deletion, which may be substituted.
    Type: Grant
    Filed: February 6, 2009
    Date of Patent: May 6, 2014
    Assignee: Valneva Austria GmbH
    Inventors: Franz X. Heinz, Christian Mandl, Petra Schlick, Andreas Meinke