Patent application number | Description | Published |
20090011472 | ISOTHERMAL DNA AMPLIFICATION - Provided herein are nucleic acid synthesis methods and agents that employ an endonuclease for example, endonuclease V, to introduce a nick into a target DNA including one or more inosine, and uses a DNA polymerase to generate amplicons of the target DNA. | 01-08-2009 |
20090081644 | LIGATION AMPLIFICATION - Provided herein are methods and agents for ligation-based exponential ribonucleic acid amplification followed by detection using a nucleic acid polymerization reaction employing terminal-phosphate-labeled nucleotides including three or more phosphates as substrates for nucleic acid polymerase. | 03-26-2009 |
20090130720 | METHODS AND KITS FOR REDUCING NON-SPECIFIC NUCLEIC ACID AMPLIFICATION - Methods and kits for efficient amplification of nucleic acids are provided. The methods comprise in-vitro amplification of a nucleic acid template employing partially constrained primers having terminal mismatch primer-dimer structure. The methods also comprise in-vitro amplification of a nucleic acid template employing partially constrained primers having nucleotide analogues. The methods enhance efficiency of nucleic acid amplification reaction by reducing non-specific amplification reactions. | 05-21-2009 |
20090155859 | CONTAMINATION-FREE REAGENTS FOR NUCLEIC ACID AMPLIFICATION - Methods and kits for generating contamination-free reagents and reagent solutions for use in nucleic acid amplification are provided. Methods include processing of polymerase solutions, nucleotide solutions and primer solutions to render contaminating nucleic acid inert. The methods employ the proofreading activity of the polymerase and/or exonucleases to de-contaminate the reagents and reagent solutions. Methods and kits for contamination-free nucleic acid amplification are provided. | 06-18-2009 |
20100008939 | UNPROCESSED ROLLING CIRCLE AMPLIFICATION PRODUCT - Methods and compositions using unprocessed (i.e., not deliberately or intentionally cleaved, circularized, or supercoiled) rolling circle amplification (RCA) product. | 01-14-2010 |
20100009411 | Method and Kits for Repairing Nucleic Acid Sequences - Methods and kits for DNA repair are provided. The methods and kits described herein repair multiple types of DNA damage. The kit may include a plurality of enzymes to repair a greater variety of lesions than any single enzyme is capable of repairing. Repair of damaged DNA may include releasing damaged bases from the DNA strand, nicking the DNA at the damaged sites, translating the nicks via 5′-3′ exonuclease activity, and sealing the nicks. The enzymes employed in the repair process may then be heat-inactivated, thereby obviating a purification process. The repaired DNA may then be analyzed using a variety of DNA analysis methods. | 01-14-2010 |
20100055744 | DNA MINI-CIRCLES AND USES THEREOF - Methods and kits for generating circular nucleic acids in a cell-free system, and uses for the generated circular nucleic acids are provided. The methods comprise in vitro amplification of a nucleic acid template comprising a recombination site to produce tandem repeat nucleic acid sequence, and employ a recombination protein to generate the circular nucleic acids from the tandem repeat nucleic acid sequence. | 03-04-2010 |
20100120043 | SEQUENTIAL ANALYSIS OF BIOLOGICAL SAMPLES - Methods for detecting a plurality of targets in a biological sample are provided. The method comprises contacting the biological sample with a plurality of target-binding probes simultaneously to form a plurality of target-bound probes and observing the signals from the target-bound probes sequentially. An associated kit and device for detection of the plurality of targets are also provided. | 05-13-2010 |
20110092381 | DETECTION OF PLURALITY OF TARGETS IN BIOLOGICAL SAMPLES - Methods for detecting a plurality of targets in a biological sample are provided. The method comprises contacting the biological sample with a plurality of target-binding probes to form a plurality of target-bound probes, covalently attaching at least one of the target-bound probes to the biological sample, and observing the signals from the target-bound probes sequentially. An associated kit and device for detection of the plurality of targets are also provided. | 04-21-2011 |
20110195457 | ISOTHERMAL AMPLIFICATION OF NUCLEIC ACID USING PRIMERS COMPRISING A RANDOMIZED SEQUENCE AND SPECIFIC PRIMERS AND USES THEREOF - Methods and kits for amplifying a nucleic acid under isothermal conditions to form an amplified nucleic acid sequence are provided. The methods and kits comprises providing a nucleic acid template, a DNA polymerase, deoxyribonucleoside triphosphates, a primer comprising a randomized sequence, and a specific primer, and amplifying the nucleic acid template. | 08-11-2011 |
20110206728 | DNA VACCINES, USES FOR UNPROCESSED ROLLING CIRCLE AMPLIFICATION PRODUCT AND METHODS FOR MAKING THE SAME - A method of eliciting an immune response in an organism comprising: providing an unprocessed rolling circle amplification (RCA) product; and administering an effective amount of the unprocessed RCA product to the organism to elicit the immune response, wherein the unprocessed RCA product is prepared from a circular nucleic acid template comprising at least one promoter sequence, and at least one target sequence. A vaccine comprising unprocessed RCA product is also provided and methods for making the same. | 08-25-2011 |
20110274706 | NUCLEIC ACID DELIVERY VEHICLE AND USES THEREOF - A nucleic acid-delivery vehicle for delivering nucleic acids to target cells is provided. The nucleic acid-delivery vehicle comprises a plurality of nanoparticles; and a plurality of nucleic acids. The nanoparticles further comprises one or more signal peptides attached to the nanoparticles. The nanoparticles and the nucleic acids are agglomerated to form a nucleic acid-granulation particle having a dimension of at least 20 nm. Methods of making the nucleic acid-delivery vehicle and kits comprising nucleic acid-delivery vehicle are also provided. | 11-10-2011 |
20110274757 | NUCLEIC ACID DELIVERY VEHICLE AND USES THEREOF - A nucleic acid-delivery vehicle for delivering nucleic acids to target cells is provided. The nucleic acid-delivery vehicle comprises a plurality of nanoparticles; and a plurality of nucleic acids. The nanoparticles and the nucleic acids are agglomerated to form a nucleic acid-granulation particle having a dimension of at least 5 nm. Methods of making the nucleic acid-delivery vehicle and kits comprising nucleic acid-delivery vehicle are also provided. | 11-10-2011 |
20110287510 | METHODS AND KITS FOR REDUCING NON-SPECIFIC NUCLEIC ACID AMPLIFICATION - Methods and kits for efficient amplification of nucleic acids are provided. The methods comprise in-vitro amplification of a nucleic acid template employing partially constrained primers having terminal mismatch primer-dimer structure. The methods also comprise in-vitro amplification of a nucleic acid template employing partially constrained primers having nucleotide analogues. The methods enhance efficiency of nucleic acid amplification reaction by reducing non-specific amplification reactions. | 11-24-2011 |
20120107806 | METHOD AND KITS FOR REPAIRING NUCLEIC ACID SEQUENCES - Methods and kits for DNA repair are provided. The methods and kits described herein repair multiple types of DNA damage. The kit may include a plurality of enzymes to repair a greater variety of lesions than any single enzyme is capable of repairing. Repair of damaged DNA may include releasing damaged bases from the DNA strand, nicking the DNA at the damaged sites, translating the nicks via 5′-3′ exonuclease activity, and sealing the nicks. The enzymes employed in the repair process may then be heat-inactivated, thereby obviating a purification process. The repaired DNA may then be analyzed using a variety of DNA analysis methods. | 05-03-2012 |
20120122733 | COMPOSITION, DEVICE AND ASSOCIATED METHOD - The composition includes a first probe and a first initiator bonded to the first probe. The composition further includes a second probe and a second initiator bonded to the second probe. The first probe and the second probe are capable of binding to a single analyte. An associated kit, device, and method are provided. | 05-17-2012 |
20120122734 | COMPOSITION, DEVICE AND ASSOCIATED METHOD - A composition includes a first probe and a first initiator bonded to the first probe. The first probe is capable of binding to an analyte and the first initiator is capable of initiating a controlled polymerization reaction. An associated kit, device, and method are provided. | 05-17-2012 |
20120122735 | COMPOSITION, DEVICE AND ASSOCIATED METHOD - A composition includes a first probe, a first initiator component bonded to the first probe, a second probe, and a second initiator component bonded to the second probe. The first probe and the second probe are capable of binding to a single analyte, and the first initiator component and the second initiator component are capable of forming an initiator when present in proximity to each other and when the first probe and the second probe are bonded to the analyte. An associated kit, device, and method are provided. | 05-17-2012 |
20120152743 | METHOD FOR ELECTROELUTING GENETIC MATERIAL FROM DRIED SAMPLES - In accordance with the present disclosure, a method for extracting genetic material from a biological sample stored on a solid medium is provided. The method includes obtaining the solid medium, wherein the biological sample is applied on the solid medium, and the solid medium includes chemicals that lysed the biological sample and preserved the genetic material. The method also includes electroeluting the genetic material directly from the solid medium to a subsequent medium. | 06-21-2012 |
20120196330 | ISOTHERMAL DNA AMPLIFICATION - Provided herein are nucleic acid synthesis methods and agents that employ an endonuclease for example, endonuclease V, to introduce a nick into a target DNA including one or more inosine, and uses a DNA polymerase to generate amplicons of the target DNA. | 08-02-2012 |
20130130352 | CONTAMINATION-FREE REAGENTS FOR NUCLEIC ACID AMPLIFICATION - Methods and kits for generating contamination-free reagents and reagent solutions for use in nucleic acid amplification are provided. Methods include processing of polymerase solutions, nucleotide solutions and primer solutions to render contaminating nucleic acid inert. The methods employ the proofreading activity of the polymerase and/or exonucleases to de-contaminate the reagents and reagent solutions. Methods and kits for contamination-free nucleic acid amplification are provided. | 05-23-2013 |
20130210078 | METHODS AND KITS FOR REDUCING NON-SPECIFIC NUCLEIC ACID AMPLIFICATION - Methods and kits for efficient amplification of nucleic acids are provided. The disclosure generally relates to methods and kits for nucleic acid amplification of target nucleic acids of interest. The methods described herein promote the synthesis of the target nucleic acid (i.e., template nucleic acid) by reducing the production of undesirable primer-dimer structures and chimeric nucleic acid products during the amplification process by using novel modified primers. | 08-15-2013 |
20130323795 | ENDONUCLASE-ASSISTED ISOTHERMAL AMPLIFICATION USING CONTAMINATION-FREE REAGENTS - Disclosed are methods and kits for endonuclease-assisted DNA amplification reaction using decontaminated primer solutions that are pre-treated with a nuclease. Nucleic acid amplification assays that employ nuclease-resistant, inosine-containing primers, endonuclease V enzymes to introduce a nick into a target DNA comprising at least one inosine, and a DNA polymerase to generate amplicons of a target DNA are also disclosed. | 12-05-2013 |
20140004508 | METHOD FOR ISOTHERMAL DNA AMPLIFICATION STARTING FROM AN RNA TEMPLATE | 01-02-2014 |
20140004509 | KIT FOR ISOTHERMAL DNA AMPLIFICATION STARTING FROM AN RNA TEMPLATE | 01-02-2014 |
20140039172 | DEVICES AND SYSTEMS FOR ISOLATING BIOMOLECULES AND ASSOCIATED METHODS THEREOF - A device, a system, and a method for isolating biomolecules from biological materials are provided. The device comprises a quartz-based solid phase extraction matrix comprising one or more reagents impregnated therein; and an electroosmotic pump (EOP) operationally coupled to the quartz-based solid phase extraction matrix to elute the nucleic acids, wherein the EOP comprises a plurality of electroosmotic membranes comprising one or more positive electroosmotic membranes and one or more negative electroosmotic membranes disposed alternatively and a plurality of electrodes comprising one or more cathodes and one or more anodes, wherein at least one cathode is disposed on one side of one of the membranes and at least one anode is disposed on another side of that membrane and at least one cathode or anode is disposed between a positive electroosmotic membrane and a negative electroosmotic membrane. | 02-06-2014 |
20140039177 | METHODS OF ISOLATING NUCLEIC ACIDS UNDER REDUCED DEGRADATION CONDITION - A method of isolating nucleic acids from a biological material, comprises applying the biological material on a substrate comprising one or more cell lysis reagents impregnated therein; applying a fluid to the biological material applied on the substrate; extracting the nucleic acids from the biological material applied on the substrate; and collecting the extracted nucleic acids in a substantially intact form, wherein the collected nucleic acid has a molecular weight greater than or equal to 20 kb. | 02-06-2014 |
20140072956 | COMPOSITION, DEVICE AND ASSOCIATED METHOD - A composition includes a first probe capable of binding to a first analyte and a first initiator bonded to the first probe. The composition further includes a second probe capable of binding to a second analyte and a second initiator bonded to the second probe. At least one of the first initiator or the second initiator is capable of initiating a controlled polymerization reaction. An associated kit, device, and method are provided. | 03-13-2014 |
20140093878 | MUTANT ENDONUCLEASE V ENZYMES AND APPLICATIONS THEREOF - Provided herein are mutant endonuclease V enzymes that are capable of nicking an inosine-containing DNA sequence. Nucleic acid assays and agents that employ such mutant endonuclease V enzymes to introduce a nick into a target DNA including one or more inosine, and uses a DNA polymerase to generate amplicons of a target DNA are also described. | 04-03-2014 |
20140154736 | METHODS FOR SAMPLE STORAGE AND DEVICE THEREOF - A method of drying a biological sample disposed on a substrate is provided. The method comprises providing the substrate comprising a sample loading area and a heat source; activating the heat source for generating heat; heating the substrate at least above 65° C.; and drying the biological sample. A device for storing sample is also provided, wherein the device comprises a substrate for biological sample-storage; and a heating component that generates heat to maintain a temperature of at least above 65° C. The heating component may contain one or more reagents, wherein the reagents generate heat to maintain a temperature of at least above 65° C. | 06-05-2014 |
20150027891 | METHODS FOR ELECTROELUTION OF BIOMOLECULES - A method of eluting biomolecules, such as nucleic acids from a biological sample by electroelution is provided. An example of a method includes various steps, such as loading the biological sample to a device comprising a housing, at least two conductive redox polymer electrodes operationally coupled to the housing and a biomolecule impermeable layer disposed on at least one of the electrodes. The loading of sample is followed by initiating an electrical connection to generate an electric field strength sufficient to elute biomolecules from the biological sample; and eluting the biomolecules from the biological sample. | 01-29-2015 |
20150027894 | DEVICES AND SYSTEMS FOR ELUTION OF BIOMOLECULES - A device and a system for eluting biomolecules from biological sample by electroelution are provided. The device for electroelution of biomolecules from a biological sample is constituted with a housing configured to receive an electrolyte and the biological sample, at least two electrodes comprising conductive redox polymers operationally coupled to the housing, and a biomolecule impermeable layer disposed on at least one of the electrodes. The biomolecule impermeable layer disposed on at least one of the electrodes to prevent the biomolecules from reaching the electrode. A system is provided, wherein the system comprises a sample collection port, one or more reservoirs comprising a buffer, a solvent, a reagent or combinations thereof, an device for electroelution, and a controller. | 01-29-2015 |
20150031035 | METHOD AND DEVICE FOR COLLECTION AND AMPLIFICATION OF CIRCULATING NUCLEIC ACIDS - Provided herein are methods for the collection and amplification of circulating nucleic acids from a non-cellular fraction of a biological sample. Circulating nucleic acids are extracted from the non-cellular fraction and are circularized to generate single-stranded nucleic acid circles, which are then subsequently amplified by rolling circular amplification using random primers to produce an amplified library. Devices for the collection of a non-cellular fraction from a biological sample are also provided. The device includes a filtration membrane and a dry solid matrix, which is in direct contact with the filtration membrane. | 01-29-2015 |
20150031086 | LIGASE-ASSISTED NUCLEIC ACID CIRCULARIZATION AND AMPLIFICATION - Provided herein are methods for generation and amplification of a single-stranded DNA circle in a single reaction vessel from a linear DNA without any intervening purification steps. The single-stranded DNA circle is generated via a template-independent single-stranded DNA ligation. Whole-genome amplification of circulating nucleic acids extracted from blood is provided. Kits for performing the disclosed methods are also provided. | 01-29-2015 |
20150079635 | ISOTHERMAL AMPLIFICATION USING OLIGOCATION-CONJUGATED PRIMER SEQUENCES - Provided herein are methods and kits for isothermal nucleic acid amplifications that use an oligocation-oligonucleotide conjugate primer for amplifying a target nucleic acid to generate amplicons. Isothermal DNA amplification methods that employ a strand displacing DNA polymerase and polyamine-oligonucleotide conjugate primer are also provided. | 03-19-2015 |
20150080226 | METHODS OF SELECTING BINDING-ELEMENTS AND USES THEREOF - Methods for selecting a binding-element are provided. The method comprised of different steps. A first mixture is formed using at least one target molecule and a plurality of oligomers, followed by incubating the first mixture to form a second mixture comprising at least one target-bound oligomer and at least one target-unbound oligomer. Then a first accelerator is added to cleave the target-unbound oligomer and the target-bound oligomer is separated from the target molecule. This is followed by addition of a second accelerator for ligation, and a third accelerator for amplification followed by sequencing and post sequence analysis to select the binding-element. | 03-19-2015 |