Patents Assigned to Biotec Pharmacon ASA
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Patent number: 10646506Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 30 to 44° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.Type: GrantFiled: November 14, 2016Date of Patent: May 12, 2020Assignee: Biotec Pharmacon AsaInventors: Rolf Engstad, Thor Nøkland
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Patent number: 9750688Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 35 to 60° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.Type: GrantFiled: March 10, 2016Date of Patent: September 5, 2017Assignee: BIOTEC PHARMACON ASAInventors: Rolf Engstad, Stein-Tore Solem, Dag-Eirik Ramsøy
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Patent number: 9650618Abstract: The present invention provides an endonuclease I or enzymatically active fragment thereof wherein said endonuclease I has the sequence of SEQ ID No. 4 or a sequence which is at least 70% identical thereto and wherein the amino acid residue which is immediately N-terminal of the FYCGC pentapeptide motif has been substituted with a residue which is negatively charged as well as nucleic acid molecules encoding these enzymes and methods of removing contaminating polynucleotides from a sample using these enzyme.Type: GrantFiled: July 15, 2016Date of Patent: May 16, 2017Assignee: BIOTEC PHARMACON ASAInventors: Olav Lanes, Linda Havdalen, Terese Solstad, Marit Lorentzen, Bjørn Altermark, Ingar Leiros, Ronny Helland
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Patent number: 9623043Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 30 to 44° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.Type: GrantFiled: November 29, 2011Date of Patent: April 18, 2017Assignee: BIOTEC PHARMACON ASAInventors: Rolf Engstad, Thor Nøkland
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Publication number: 20170056433Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 30 to 44° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.Type: ApplicationFiled: November 14, 2016Publication date: March 2, 2017Applicant: BIOTEC PHARMACON ASAInventors: Rolf ENGSTAD, Thor NØKLAND
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Publication number: 20160355798Abstract: The present invention provides an endonuclease I or enzymatically active fragment thereof wherein said endonuclease I has the sequence of SEQ ID No. 4 or a sequence which is at least 70% identical thereto and wherein the amino acid residue which is immediately N-terminal of the FYCGC pentapeptide motif has been substituted with a residue which is negatively charged as well as nucleic acid molecules encoding these enzymes and methods of removing contaminating polynucleotides from a sample using these enzyme.Type: ApplicationFiled: July 15, 2016Publication date: December 8, 2016Applicant: BIOTEC PHARMACON ASAInventors: Olav LANES, Linda HAVDALEN, Terese SOLSTAD, Marit LORENTZEN, Bjørn ALTERMARK, Ingar LEIROS, Ronny HELLAND
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Publication number: 20160256385Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 35 to 60° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.Type: ApplicationFiled: March 10, 2016Publication date: September 8, 2016Applicant: BIOTEC PHARMACON ASAInventors: Rolf Engstad, Stein-Tore Solem, Dag-Eirik Ramsøy
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Patent number: 9422595Abstract: The present invention provides an endonuclease I or enzymatically active fragment thereof wherein said endonuclease I has the sequence of SEQ ID No. 4 or a sequence which is at least 70% identical thereto and wherein the amino acid residue which is immediately N-terminal of the FYCGC pentapeptide motif has been substituted with a residue which is negatively charged as well as nucleic acid molecules encoding these enzymes and methods of removing contaminating polynucleotides from a sample using these enzyme.Type: GrantFiled: February 18, 2013Date of Patent: August 23, 2016Assignee: BIOTEC PHARMACON ASAInventors: Olav Lanes, Linda Havdalen, Terese Solstad, Marit Lorentzen, Bjørn Altermark, Ingar Leiros, Ronny Helland
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Patent number: 9314432Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 35 to 60° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.Type: GrantFiled: November 29, 2011Date of Patent: April 19, 2016Assignee: BIOTEC PHARMACON ASAInventors: Rolf Engstad, Stein-Tore Solem, Dag-Eirik Ramsøy
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Patent number: 9211304Abstract: This invention provides a method for introducing substances into cells comprising contacting a composition comprising orally administered beta-glucan with said cells. This invention also provides a method for introducing substances into a subject comprising administering to the subject an effective amount of the above compositions. The substance which could be delivered orally includes but is not limited to peptides, proteins, RNAs, DNAs, chemotherapeutic agents, biologically active agents, plasmids, and other small molecules and compounds. Finally, this invention provides a composition comprising orally administered beta-glucan capable of enhancing efficacy of IgM and different uses of the said composition.Type: GrantFiled: February 6, 2013Date of Patent: December 15, 2015Assignees: Sloan-Kettering Institute for Cancer Research, BIOTEC PHARMACON ASAInventors: Nai-Kong V. Cheung, Rolf Einar Engstad
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Patent number: 9133447Abstract: The invention provides methods of removing nucleic acid contamination from reverse transcription reactions and hot-start PCR, wherein said hot-start PCR is a barrier hot-start PCR set up and/or involves a hot-start DNA polymerase, which methods comprise use of a DNase that is substantially irreversibly inactivated by heating at a temperature of about 50° C. for 5 minutes, and that is substantially specific for double stranded DNA. The invention further provides a DNase that is substantially irreversibly inactivated by heating at a temperature of about 50° C. for 5 minutes, and that is substantially specific for double stranded DNA, nucleic acids encoding said DNase and kits or compositions comprising said DNase or said nucleic acid.Type: GrantFiled: September 25, 2013Date of Patent: September 15, 2015Assignee: Biotec Pharmacon ASAInventors: Olav Lanes, Morten Elde, Dag Rune Gjellesvik
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Patent number: 8946193Abstract: The invention relates to a glucan having a beta-(1,3)-backbone with one or more beta-(1,3)-side chains linked thereto for use in the treatment of asthma and related diseases of abnormal pulmonary function in an animal. Also described is a method of treating asthma and related diseases of abnormal pulmonary function in an animal comprising administering to said animal an effective amount of a glucan having a beta-(1,3)-backbone with one or more beta-(1,3)-side chains linked thereto.Type: GrantFiled: July 30, 2012Date of Patent: February 3, 2015Assignee: Biotec Pharmacon ASAInventor: Rolf Seljelid
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Patent number: 8912165Abstract: A method of treating an ulcer comprising applying to the ulcer a preparation comprising a water-soluble ?-(1,3) glucan with ?-(1,6) linked side-chains, where the side-chains comprise ?-(1,3) linkages or up to four consecutive ?-(1,6) linkages a active ingredients.Type: GrantFiled: July 2, 2013Date of Patent: December 16, 2014Assignee: Biotec Pharmacon ASAInventors: Rolf Engstad, Rolf Seljelid
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Publication number: 20140093938Abstract: The invention provides methods of removing nucleic acid contamination from reverse transcription reactions and hot-start PCR, wherein said hot-start PCR is a barrier hot-start PCR set up and/or involves a hot-start DNA polymerase, which methods comprise use of a DNase that is substantially irreversibly inactivated by heating at a temperature of about 50° C. for 5 minutes, and that is substantially specific for double stranded DNA. The invention further provides a DNase that is substantially irreversibly inactivated by heating at a temperature of about 50° C. for 5 minutes, and that is substantially specific for double stranded DNA, nucleic acids encoding said DNase and kits or compositions comprising said DNase or said nucleic acid.Type: ApplicationFiled: September 25, 2013Publication date: April 3, 2014Applicant: BIOTEC PHARMACON ASAInventors: Olav Lanes, Morten Elde, Dag Rune Gjellesvik
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Publication number: 20130315979Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 35 to 60° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.Type: ApplicationFiled: November 29, 2011Publication date: November 28, 2013Applicant: Biotec Pharmacon ASAInventors: Rolf Engstad, Stein-Tore Solem, Dag-Eirik Ramsøy
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Publication number: 20130310338Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 30 to 44° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.Type: ApplicationFiled: November 29, 2011Publication date: November 21, 2013Applicant: Biotec Pharmacon ASAInventors: Rolf Engstad, Thor Nøkland
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Publication number: 20130309286Abstract: The present invention relates to a gel composition comprising a glucan and a gelling agent, said composition having a melting point (gel to sol) above 37° C., as well as to the uses of this composition in therapy, in particular in wound healing.Type: ApplicationFiled: November 29, 2011Publication date: November 21, 2013Applicant: BIOTEC PHARMACON ASAInventors: Rolf Engstad, Dag-Eirik Ramsoy, Erik Steene
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Patent number: 8551753Abstract: The invention provides methods of removing nucleic acid contamination from reverse transcription reactions and hot-start PCR, wherein said hot-start PCR is a barrier hot-start PCR set up and/or involves a hot-start DNA polymerase, which methods comprise use of a DNase that is substantially irreversibly inactivated by heating at a temperature of about 50° C. for 5 minutes, and that is substantially specific for double stranded DNA. The invention further provides a DNase that is substantially irreversibly inactivated by heating at a temperature of about 50° C. for 5 minutes, and that is substantially specific for double stranded DNA, nucleic acids encoding said DNase and kits or compositions comprising said DNase or said nucleic acid.Type: GrantFiled: July 21, 2010Date of Patent: October 8, 2013Assignee: Biotec Pharmacon ASAInventors: Olav Lanes, Morten Elde, Dag Rune Gjellesvik
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Patent number: 8501710Abstract: A method of treating an ulcer comprising applying to the ulcer a preparation comprising a water-soluble ?-(1,3) glucan with ?-(1,6) linked side-chains, where the side-chains comprise ?-(1,3) linkages or up to four consecutive ?-(1,6) linkages as active ingredients.Type: GrantFiled: May 19, 2004Date of Patent: August 6, 2013Assignee: Biotec Pharmacon ASAInventors: Rolf Engstad, Rolf Seljelid
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Publication number: 20130183295Abstract: This invention provides a method for introducing substances into cells comprising contacting a composition comprising orally administered beta-glucan with said cells. This invention also provides a method for introducing substances into a subject comprising administering to the subject an effective amount of the above compositions. The substance which could be delivered orally includes but is not limited to peptides, proteins, RNAs, DNAs, chemotherapeutic agents, biologically active agents, plasmids, and other small molecules and compounds. Finally, this invention provides a composition comprising orally administered beta-glucan capable of enhancing efficacy of IgM and different uses of the said composition.Type: ApplicationFiled: February 6, 2013Publication date: July 18, 2013Applicants: Biotec Pharmacon ASA, Sloan-Kettering Institute for Cancer ResearchInventors: Sloan-Kettering Institute for Cancer Research, Biotec Pharmacon ASA