Patents Assigned to Population Genetics Technologies Ltd
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Patent number: 9018365Abstract: The invention provides methods and compositions for attaching oligonucleotide tags to polynucleotides for the purpose of carrying out analytical assays in parallel and for decoding the oligonucleotide tags of polynucleotides selected in such assays. Words, or subunits, of oligonucleotide tags index submixtures in successively more complex sets of submixtures (referred to herein as “tiers” of submixtures) that a polynucleotide goes through while successive words are added to a growing tag. By identifying each word of an oligonucleotide tag, a series of submixtures is identified including the first submixture that contains only a single polynucleotide, thereby providing the identity of the selected polynucleotide. The analysis of the words of an oligonucleotide tag can be carried out in parallel, e.g.Type: GrantFiled: March 28, 2013Date of Patent: April 28, 2015Assignee: Population Genetics Technologies LtdInventor: Sydney Brenner
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Publication number: 20150031559Abstract: Aspects of the present invention include methods and compositions for determining the number of individual polynucleotide molecules originating from the same genomic region of the same original sample that have been sequenced in a particular sequence analysis configuration or process. In these aspects of the invention, a degenerate base region (DBR) is attached to the starting polynucleotide molecules that are subsequently sequenced (e.g., after certain process steps are performed, e.g., amplification and/or enrichment). The number of different DBR sequences present in a sequencing run can be used to determine/estimate the number of different starting polynucleotides that have been sequenced. DBRs can be used to enhance numerous different nucleic acid sequence analysis applications, including allowing higher confidence allele call determinations in genotyping applications.Type: ApplicationFiled: May 8, 2014Publication date: January 29, 2015Applicant: Population Genetics Technologies LtdInventors: James Casbon, Sydney Brenner, Robert Osborne, Conrad Lichtenstein, Andreas Claas
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Publication number: 20140272985Abstract: Aspects of the present invention are drawn to processes for moving a region of interest in a polynucleotide from a first position to a second position with regard to a domain within the polynucleotide, also referred to as a “reflex method”. In certain embodiments, the reflex method results in moving a region of interest into functional proximity to specific domain elements present in the polynucleotide (e.g., primer sites and/or MID). Compositions, kits and systems that find use in carrying out the reflex processes described herein are also provided.Type: ApplicationFiled: February 4, 2014Publication date: September 18, 2014Applicant: Population Genetics Technologies LTDInventors: SYDNEY BRENNER, GI MIKAWA, ROBERT OSBORNE, ANDREW SLATTER
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Patent number: 8685678Abstract: Aspects of the present invention include methods and compositions for determining the number of individual polynucleotide molecules originating from the same genomic region of the same original sample that have been sequenced in a particular sequence analysis configuration or process. In these aspects of the invention, a degenerate base region (DBR) is attached to the starting polynucleotide molecules that are subsequently sequenced (e.g., after certain process steps are performed, e.g., amplification and/or enrichment). The number of different DBR sequences present in a sequencing run can be used to determine/estimate the number of different starting polynucleotides that have been sequenced. DBRs can be used to enhance numerous different nucleic acid sequence analysis applications, including allowing higher confidence allele call determinations in genotyping applications.Type: GrantFiled: March 28, 2013Date of Patent: April 1, 2014Assignee: Population Genetics Technologies LtdInventors: James Casbon, Sydney Brenner, Robert Osborne, Conrad Lichtenstein, Andreas Claas
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Patent number: 8679756Abstract: Aspects of the present invention are drawn to processes for moving a region of interest in a polynucleotide from a first position to a second position with regard to a domain within the polynucleotide, also referred to as a “reflex method”. In certain embodiments, the reflex method results in moving a region of interest into functional proximity to specific domain elements present in the polynucleotide (e.g., primer sites and/or MID). Compositions, kits and systems that find use in carrying out the reflex processes described herein are also provided.Type: GrantFiled: September 9, 2013Date of Patent: March 25, 2014Assignee: Population Genetics Technologies LtdInventors: Sydney Brenner, Gi Mikawa, Robert Osborne, Andrew Slatter
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Publication number: 20140073512Abstract: Aspects of the present invention are drawn to processes for moving a region of interest in a polynucleotide from a first position to a second position with regard to a domain within the polynucleotide, also referred to as a “reflex method”. In certain embodiments, the reflex method results in moving a region of interest into functional proximity to specific domain elements present in the polynucleotide (e.g., primer sites and/or MID). Compositions, kits and systems that find use in carrying out the reflex processes described herein are also provided.Type: ApplicationFiled: September 9, 2013Publication date: March 13, 2014Applicant: Population Genetics Technologies LtdInventors: SYDNEY BRENNER, GI MIKAWA, ROBERT OSBORNE, ANDREW SLATTER
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Publication number: 20140011708Abstract: The invention provides methods and compositions for attaching oligonucleotide tags to polynucleotides for the purpose of carrying out analytical assays in parallel and for decoding the oligonucleotide tags of polynucleotides selected in such assays. Words, or subunits, of oligonucleotide tags index submixtures in successively more complex sets of submixtures (referred to herein as “tiers” of submixtures) that a polynucleotide goes through while successive words are added to a growing tag. By identifying each word of an oligonucleotide tag, a series of submixtures is identified including the first submixture that contains only a single polynucleotide, thereby providing the identity of the selected polynucleotide. The analysis of the words of an oligonucleotide tag can be carried out in parallel, e.g.Type: ApplicationFiled: March 28, 2013Publication date: January 9, 2014Applicant: Population Genetics Technologies LtdInventor: Sydney Brenner
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Patent number: 8563274Abstract: Aspects of the present invention are drawn to processes for moving a region of interest in a polynucleotide from a first position to a second position with regard to a domain within the polynucleotide, also referred to as a “reflex method”. In certain embodiments, the reflex method results in moving a region of interest into functional proximity to specific domain elements present in the polynucleotide (e.g., primer sites and/or MID). Compositions, kits and systems that find use in carrying out the reflex processes described herein are also provided.Type: GrantFiled: April 9, 2013Date of Patent: October 22, 2013Assignee: Population Genetics Technologies LtdInventors: Sydney Brenner, Gi Mikawa, Robert Osborne, Andrew Slatter
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Publication number: 20130237458Abstract: Aspects of the present invention include methods and compositions for determining the number of individual polynucleotide molecules originating from the same genomic region of the same original sample that have been sequenced in a particular sequence analysis configuration or process. In these aspects of the invention, a degenerate base region (DBR) is attached to the starting polynucleotide molecules that are subsequently sequenced (e.g., after certain process steps are performed, e.g., amplification and/or enrichment). The number of different DBR sequences present in a sequencing run can be used to determine/estimate the number of different starting polynucleotides that have been sequenced. DBRs can be used to enhance numerous different nucleic acid sequence analysis applications, including allowing higher confidence allele call determinations in genotyping applications.Type: ApplicationFiled: March 29, 2013Publication date: September 12, 2013Applicant: Population Genetics Technologies LtdInventors: James Casbon, Sydney Brenner, Robert Osborne, Conrad Lichtenstein, Andreas Claas
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Publication number: 20130220812Abstract: Aspects of the present invention are drawn to processes for moving a region of interest in a polynucleotide from a first position to a second position with regard to a domain within the polynucleotide, also referred to as a “reflex method”. In certain embodiments, the reflex method results in moving a region of interest into functional proximity to specific domain elements present in the polynucleotide (e.g., primer sites and/or MID). Compositions, kits and systems that find use in carrying out the reflex processes described herein are also provided.Type: ApplicationFiled: April 9, 2013Publication date: August 29, 2013Applicant: Population Genetics Technologies LtdInventor: Population Genetics Technologies Ltd
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Publication number: 20130224743Abstract: Aspects of the present invention include methods and compositions for determining the number of individual polynucleotide molecules originating from the same genomic region of the same original sample that have been sequenced in a particular sequence analysis configuration or process. In these aspects of the invention, a degenerate base region (DBR) is attached to the starting polynucleotide molecules that are subsequently sequenced (e.g., after certain process steps are performed, e.g., amplification and/or enrichment). The number of different DBR sequences present in a sequencing run can be used to determine/estimate the number of different starting polynucleotides that have been sequenced. DBRs can be used to enhance numerous different nucleic acid sequence analysis applications, including allowing higher confidence allele call determinations in genotyping applications.Type: ApplicationFiled: March 29, 2013Publication date: August 29, 2013Applicant: Population Genetics Technologies LtdInventor: Population Genetics Technologies Ltd
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Publication number: 20130210643Abstract: Aspects of the present invention include methods and compositions for determining the number of individual polynucleotide molecules originating from the same genomic region of the same original sample that have been sequenced in a particular sequence analysis configuration or process. In these aspects of the invention, a degenerate base region (DBR) is attached to the starting polynucleotide molecules that are subsequently sequenced (e.g., after certain process steps are performed, e.g., amplification and/or enrichment). The number of different DBR sequences present in a sequencing run can be used to determine/estimate the number of different starting polynucleotides that have been sequenced. DBRs can be used to enhance numerous different nucleic acid sequence analysis applications, including allowing higher confidence allele call determinations in genotyping applications.Type: ApplicationFiled: March 29, 2013Publication date: August 15, 2013Applicant: Population Genetics Technologies LtdInventor: Population Genetics Technologies Ltd
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Publication number: 20130203047Abstract: Aspects of the present invention include methods and compositions for determining the number of individual polynucleotide molecules originating from the same genomic region of the same original sample that have been sequenced in a particular sequence analysis configuration or process. In these aspects of the invention, a degenerate base region (DBR) is attached to the starting polynucleotide molecules that are subsequently sequenced (e.g., after certain process steps are performed, e.g., amplification and/or enrichment). The number of different DBR sequences present in a sequencing run can be used to determine/estimate the number of different starting polynucleotides that have been sequenced. DBRs can be used to enhance numerous different nucleic acid sequence analysis applications, including allowing higher confidence allele call determinations in genotyping applications.Type: ApplicationFiled: March 28, 2013Publication date: August 8, 2013Applicant: POPULATION GENETICS TECHNOLOGIES LTDInventor: POPULATION GENETICS TECHNOLOGIES LTD
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Patent number: 8476018Abstract: The invention provides methods and compositions for attaching oligonucleotide tags to polynucleotides for the purpose of carrying out analytical assays in parallel and for decoding the oligonucleotide tags of polynucleotides selected in such assays. Words, or subunits, of oligonucleotide tags index submixtures in successively more complex sets of submixtures (referred to herein as “tiers” of submixtures) that a polynucleotide goes through while successive words are added to a growing tag. By identifying each word of an oligonucleotide tag, a series of submixtures is identified including the first submixture that contains only a single polynucleotide, thereby providing the identity of the selected polynucleotide. The analysis of the words of an oligonucleotide tag can be carried out in parallel, e.g.Type: GrantFiled: May 8, 2012Date of Patent: July 2, 2013Assignee: Population Genetics Technologies LtdInventor: Sydney Brenner
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Patent number: 8470996Abstract: The invention provides methods and compositions for attaching oligonucleotide tags to polynucleotides for the purpose of carrying out analytical assays in parallel and for decoding the oligonucleotide tags of polynucleotides selected in such assays. Words, or subunits, of oligonucleotide tags index submixtures in successively more complex sets of submixtures (referred to herein as “tiers” of submixtures) that a polynucleotide goes through while successive words are added to a growing tag. By identifying each word of an oligonucleotide tag, a series of submixtures is identified including the first submixture that contains only a single polynucleotide, thereby providing the identity of the selected polynucleotide. The analysis of the words of an oligonucleotide tag can be carried out in parallel, e.g.Type: GrantFiled: May 8, 2012Date of Patent: June 25, 2013Assignee: Population Genetics Technologies LtdInventor: Sydney Brenner
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Patent number: 8420319Abstract: The present invention provides methods and compositions for asymmetrically tagging a nucleic acid fragment using asymmetric adapters.Type: GrantFiled: September 11, 2012Date of Patent: April 16, 2013Assignee: Population Genetics Technologies LtdInventor: Gi Mikawa
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Publication number: 20130059310Abstract: Aspects of the present invention are drawn to processes for moving a region of interest in a polynucleotide from a first position to a second position with regard to a domain within the polynucleotide, also referred to as a “reflex method”. In certain embodiments, the reflex method results in moving a region of interest into functional proximity to specific domain elements present in the polynucleotide (e.g., primer sites and/or MID). Compositions, kits and systems that find use in carrying out the reflex processes described herein are also provided.Type: ApplicationFiled: September 19, 2012Publication date: March 7, 2013Applicant: POPULATION GENETICS TECHNOLOGIES LTDInventor: Population Genetics Technologies Ltd
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Publication number: 20130053253Abstract: Aspects of the present invention are drawn to methods and compositions for the genetic analysis of regions of interest from one or more starting polynucleotide sample, e.g., a multiplexed polynucleotide sample. In certain aspects, a polynucleotide sample comprising one or more region of interest (ROI) is subjected to independent amplification reactions for specific sub-regions within the ROI(s). The amount/concentration of the product from each sub-region amplification reaction is determined followed by producing a normalized sample based on the determined amount/concentration that is suitable for further analyses (e.g., sequencing).Type: ApplicationFiled: February 14, 2011Publication date: February 28, 2013Applicant: Population Genetics Technologies LtdInventors: Robert Osborne, Andrew Slatter
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Patent number: 8298767Abstract: Aspects of the present invention are drawn to processes for moving a region of interest in a polynucleotide from a first position to a second position with regard to a domain within the polynucleotide, also referred to as a “reflex method”. In certain embodiments, the reflex method results in moving a region of interest into functional proximity to specific domain elements present in the polynucleotide (e.g., primer sites and/or MID). Compositions, kits and systems that find use in carrying out the reflex processes described herein are also provided.Type: GrantFiled: August 13, 2010Date of Patent: October 30, 2012Assignee: Population Genetics Technologies LtdInventors: Sydney Brenner, Gi Mikawa, Robert Osborne, Andrew Slatter
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Patent number: 8168385Abstract: The invention provides methods and compositions for attaching oligonucleotide tags to polynucleotides for the purpose of carrying out analytical assays in parallel and for decoding the oligonucleotide tags of polynucleotides selected in such assays. Words, or subunits, of oligonucleotide tags index submixtures in successively more complex sets of submixtures (referred to herein as “tiers” of submixtures) that a polynucleotide goes through while successive words are added to a growing tag. By identifying each word of an oligonucleotide tag, a series of submixtures is identified including the first submixture that contains only a single polynucleotide, thereby providing the identity of the selected polynucleotide. The analysis of the words of an oligonucleotide tag can be carried out in parallel, e.g.Type: GrantFiled: August 16, 2011Date of Patent: May 1, 2012Assignee: Population Genetics Technologies LtdInventor: Sydney Brenner