Patent application number | Description | Published |
20120003654 | MAGNETIC LYSIS METHOD AND DEVICE - A method for lysing cells is disclosed. The method includes stirring cells with a magnetic stir element in the presence of a plurality of cell lysis beads at a speed sufficient to lyse the cells. Also disclosed is a device for lysing cells. The device includes a container having a magnetic stir element and a plurality of cell lysis beads disposed therein. The container is dimensioned to allow rotation of the magnetic stir element inside the container. | 01-05-2012 |
20120252015 | METHODS AND COMPOSITIONS FOR DETECTING GENETIC MATERIAL - The present disclosure provides methods and compositions for detecting polynucleotides in a sample and for quantifying polynucleotide load in a sample. The polynucleotides can be associated with a disease, disorder, or condition. In some applications, methylated DNA is quantified, e.g., in order to determine the load of polynucleotides in a sample. The present disclosure also provides methods and compositions for determining the load of fetal polynucleotides in a biological sample, e.g., the load of fetal polynucleotides (e.g., DNA, RNA) in maternal plasma. The present disclosure provides methods and compositions for detecting cellular processes such as cellular viability, growth rates, and infection rates. This disclosure also provides compositions and methods for detecting differences in copy number of a target polynucleotide. In some embodiments, the methods and compositions provided herein are useful for diagnosis of fetal genetic abnormalities, when the starting sample is maternal tissue (e.g., blood, plasma). | 10-04-2012 |
20130157274 | MAGNETIC LYSIS METHOD AND DEVICE - A method for lysing cells is disclosed. The method includes stirring cells with a magnetic stir element in the presence of a plurality of cell lysis beads at a speed sufficient to lyse the cells. Also disclosed is a device for lysing cells. The device includes a container having a magnetic stir element and a plurality of cell lysis beads disposed therein. The container is dimensioned to allow rotation of the magnetic stir element inside the container. | 06-20-2013 |
20150031034 | METHODS AND COMPOSITIONS FOR DETECTING GENETIC MATERIAL - This invention provides compositions and methods for detecting differences in copy number of a target polynucleotide. In some cases, the methods and compositions provided herein are useful for diagnosis of fetal genetic abnormalities, when the starting sample is maternal tissue (e.g., blood, plasma). The methods and materials described apply techniques for allowing detection of small, but statistically significant, differences in polynucleotide copy number. | 01-29-2015 |
Patent application number | Description | Published |
20140155295 | CAPSULE ARRAY DEVICES AND METHODS OF USE - This disclosure provides microwell capsule array devices. The microwell capsule array devices are generally capable of performing one or more sample preparation operations. Such sample preparation operations may be used as a prelude to one more or more analysis operations. For example, a device of this disclosure can achieve physical partitioning and discrete mixing of samples with unique molecular identifiers within a single unit in preparation for various analysis operations. The device may be useful in a variety of applications and most notably nucleic-acid-based sequencing, detection and quantification of gene expression and single-cell analysis. | 06-05-2014 |
20140206554 | Methods and Systems for Processing Polynucleotides - The present disclosure provides compositions, methods, systems, and devices for polynucleotide processing. Such polynucleotide processing may be useful for a variety of applications, including polynucleotide sequencing. | 07-24-2014 |
20140235506 | POLYNUCLEOTIDE BARCODE GENERATION - The present disclosure provides compositions, methods, systems, and devices for polynucleotide processing. Such polynucleotide processing may be useful for a variety of applications, including polynucleotide sequencing. In some cases, this disclosure provides methods for the generation of polynucleotide barcode libraries, and for the attachment of such polynucleotides to target polynucleotides. | 08-21-2014 |
20140287963 | Capsule Array Devices and Methods of Use - This disclosure provides microwell capsule array devices. The microwell capsule array devices are generally capable of performing one or more sample preparation operations. Such sample preparation operations may be used as a prelude to one more or more analysis operations. For example, a device of this disclosure can achieve physical partitioning and discrete mixing of samples with unique molecular identifiers within a single unit in preparation for various analysis operations. The device may be useful in a variety of applications and most notably nucleic-acid-based sequencing, detection and quantification of gene expression and single-cell analysis. | 09-25-2014 |
20140378322 | COMPOSITIONS AND METHODS FOR SAMPLE PROCESSING - This disclosure provides methods and compositions for sample processing, particularly for sequencing applications. Included within this disclosure are bead compositions, such as diverse libraries of beads attached to large numbers of oligonucleotides containing barcodes. Often, the beads provides herein are degradable. For example, they may contain disulfide bonds that are susceptible to reducing agents. The methods provided herein include methods of making libraries of barcoded beads as well as methods of combining the beads with a sample, such as by using a microfluidic device. | 12-25-2014 |
20140378345 | COMPOSITIONS AND METHODS FOR SAMPLE PROCESSING - This disclosure provides methods and compositions for sample processing, particularly for sequencing applications. Included within this disclosure are bead compositions, such as diverse libraries of beads attached to large numbers of oligonucleotides containing barcodes. Often, the beads provides herein are degradable. For example, they may contain disulfide bonds that are susceptible to reducing agents. The methods provided herein include methods of making libraries of barcoded beads as well as methods of combining the beads with a sample, such as by using a microfluidic device. | 12-25-2014 |
20140378349 | COMPOSITIONS AND METHODS FOR SAMPLE PROCESSING - This disclosure provides methods and compositions for sample processing, particularly for sequencing applications. Included within this disclosure are bead compositions, such as diverse libraries of beads attached to large numbers of oligonucleotides containing barcodes. Often, the beads provides herein are degradable. For example, they may contain disulfide bonds that are susceptible to reducing agents. The methods provided herein include methods of making libraries of barcoded beads as well as methods of combining the beads with a sample, such as by using a microfluidic device. | 12-25-2014 |
20140378350 | COMPOSITIONS AND METHODS FOR SAMPLE PROCESSING - This disclosure provides methods and compositions for sample processing, particularly for sequencing applications. Included within this disclosure are bead compositions, such as diverse libraries of beads attached to large numbers of oligonucleotides containing barcodes. Often, the beads provides herein are degradable. For example, they may contain disulfide bonds that are susceptible to reducing agents. The methods provided herein include methods of making libraries of barcoded beads as well as methods of combining the beads with a sample, such as by using a microfluidic device. | 12-25-2014 |
20150066385 | SEQUENCING METHODS - The invention described herein solves challenges in providing a proficient, rapid and meaningful analysis of sequencing data. Methods and computer program products of the invention allow for a system to receive, analyze, and display sequencing data in real-time. The invention provides solutions to several difficulties encountered in assembling short sequencing-reads, and by doing so the invention improves the worth and significance of sequencing data. | 03-05-2015 |
Patent application number | Description | Published |
20100055677 | Method for genetic identification of unknown organisms - A method of rapid, genome and proteome based identification of unknown pathogenic or non-pathogenic organisms in a complex sample. The entire sample is analyzed by creating millions of emulsion encapsulated microdroplets, each containing a single pathogenic or non-pathogenic organism sized particle and appropriate reagents for amplification. Following amplification, the amplified product is analyzed. | 03-04-2010 |
20110021368 | METHODS FOR THRESHOLD DETERMINATION IN MULTIPLEXED ASSAYS - Methods for determination of threshold values of signatures comprised in an assay are described. Each signature enables detection of a target. The methods determine a probability density function of negative samples and a corresponding false positive rate curve. A false positive criterion is established and a threshold for that signature is determined as a point at which the false positive rate curve intersects the false positive criterion. A method for quantitative analysis and interpretation of assay results together with a method for determination of a desired limit of detection of a signature in an assay are also described. | 01-27-2011 |
20110022344 | DATA TRANSFORMATION METHODS FOR MULTIPLEXED ASSAYS - Methods to improve the performance of an array assay are described. A correlation between fluorescence intensity-related parameters and negative control values of the assay is determined. The parameters are then adjusted as a function of the correlation. As a result, sensitivity of the assay is improved without changes in its specificity. | 01-27-2011 |
20110053798 | SYSTEM FOR MIXING FLUIDS BY COALESCENCE OF MULTIPLE EMULSIONS - System, including methods, apparatus, compositions, and kits, for the mixing of small volumes of fluid by coalescence of multiple emulsions. | 03-03-2011 |
20110212516 | FLOW-BASED THERMOCYCLING SYSTEM WITH THERMOELECTRIC COOLER - Thermocycling system, including methods and apparatus, for performing a flow-based reaction on a sample in fluid. The system may include a plurality of segments defining at least two temperature regions, and also may include a plurality of heating elements configured to maintain each temperature region at a different desired temperature. At least one of the heating elements may be a thermoelectric cooler operatively disposed to transfer heat to and/or from a temperature region The system further may include a fluid channel extending along a helical path that passes through the temperature regions multiple times such that fluid flowing in the channel is heated and cooled cyclically. | 09-01-2011 |
20110217711 | ASSAYS WITH DROPLETS TRANSFORMED INTO CAPSULES - System, including methods, apparatus, compositions, and kits, for assays with an emulsion including capsules. A method of performing an assay is provided. In the method, an aqueous phase may be provided. The aqueous phase may include a sample and an effective concentration of one or more skin-forming proteins. An emulsion may be formed. The emulsion may include droplets of the aqueous phase disposed in a nonaqueous continuous phase. The emulsion may be heated to create an interfacial skin between each droplet and the continuous phase, to transform the droplets into capsules. Assay data related to the sample may be collected from the capsules. | 09-08-2011 |
20110217712 | EMULSION CHEMISTRY FOR ENCAPSULATED DROPLETS - System, including methods, apparatus, compositions, and kits, for making and using a stabilized emulsion. A method of generating a stabilized emulsion is provided. In the method, an aqueous phase may be provided. The aqueous phase may include an effective concentration of one or more skin-forming proteins. An emulsion may be formed. The emulsion may include droplets of a dispersed phase disposed in a continuous phase, with the aqueous phase being the continuous phase or the dispersed phase. The emulsion may be heated to create an interfacial skin between each droplet and the continuous phase, to transform the droplets into capsules. | 09-08-2011 |
20110217736 | SYSTEM FOR HOT-START AMPLIFICATION VIA A MULTIPLE EMULSION - System, including methods, apparatus, compositions, and kits, for making and using compound droplets of a multiple emulsion to supply an amplification reagent, such as a heat-stable DNA polymerase or DNA ligase, to an aqueous phase in which the compound droplets are disposed. The compound droplets may be induced to supply the amplification reagent by heating the multiple emulsion, to achieve hot-start amplification. | 09-08-2011 |
20120152369 | SYSTEM FOR FORMING EMULSIONS - System, including methods, apparatus, and kits, for forming emulsions. The system may include an instrument and a microfluidic chip received by the instrument. The instrument may apply pressure to prospective emulsion phases held by the chip, to drive formation and collection of emulsions in the chip. In some embodiments, the instrument may stop applying pressure to the chip when a change in pressure meeting a predefined condition is detected by the instrument. The change may indicate that an endpoint of droplet generation has been reached. | 06-21-2012 |
20120190033 | DROPLET TRANSPORT SYSTEM FOR DETECTION - System, including methods and apparatus, for transporting droplets from a tip to an examination site for detection. | 07-26-2012 |
20120329664 | MULTIPLEXED DIGITAL ASSAYS WITH COMBINATORIAL USE OF SIGNALS - System, including methods, apparatus, and compositions, for performing a multiplexed digital assay on a greater number of targets through combinatorial use of signals. | 12-27-2012 |
20130045875 | LIBRARY CHARACTERIZATION BY DIGITAL ASSAY - Methods of characterizing a nucleic acid library by digital assay. | 02-21-2013 |
20130084572 | CALIBRATIONS AND CONTROLS FOR DROPLET-BASED ASSAYS - System, including methods and apparatus, for performing droplet-based assays that are controlled and/or calibrated using signals detected from droplets. | 04-04-2013 |
20130189700 | BREAKAGE OF AN EMULSION CONTAINING NUCLEIC ACID - Methods of processing an emulsion of aqueous droplets containing nucleic acid. The methods may include breakage of the emulsion with a destabilizing fluid including a halogen-substituted hydrocarbon. | 07-25-2013 |
20130302792 | CALIBRATIONS AND CONTROLS FOR DROPLET-BASED ASSAYS - System, including methods and apparatus, for performing droplet-based assays that are controlled and/or calibrated using signals detected from droplets. | 11-14-2013 |
20140200164 | SYSTEM FOR DETECTION OF SPACED DROPLETS - System, including methods and apparatus, for detection of spaced droplets. | 07-17-2014 |
20140272995 | SILICONE SURFACTANTS FOR EMULSION ASSAYS - System, including methods and compositions, for making and using emulsions that include a silicone oil and a silicone surfactant. The emulsions may include aqueous droplets disposed in a continuous phase that includes a silicone oil and a silicone surfactant. The aqueous droplets may contain an analyte, optionally at partial occupancy, and/or a luminescent (e.g., photoluminescent) reporter. An assay of the analyte may be performed with the droplets. In some cases, signals may be detected from the droplets, and a characteristic of the analyte, such as an analyte level or activity, may be determined based on the signals. | 09-18-2014 |
Patent application number | Description | Published |
20100173394 | Droplet-based assay system - Systems, including apparatus and methods, for performing assays. These systems may involve separating sample components by partitioning them into droplets or other partitions, amplifying or otherwise reacting the components within the droplets, detecting the amplified components, or characteristics thereof, and/or analyzing the resulting data, among others. | 07-08-2010 |
20110086780 | SYSTEM FOR FORMING AN ARRAY OF EMULSIONS - A system, including method and apparatus, for forming an array of emulsions. The system may include a plate providing an array of emulsion production units each configured to produce a separate emulsion and each including a set of wells interconnected by channels that intersect to form a site of droplet generation. Each set of wells, in turn, may include (1) at least one first input well to receive a continuous phase, (2) a second input well to receive a dispersed phase, and (3) an output well configured to receive from the site of droplet generation an emulsion of droplets of the dispersed phase disposed in the continuous phase. | 04-14-2011 |
20110092373 | SYSTEM FOR TRANSPORTING EMULSIONS FROM AN ARRAY TO A DETECTOR - System, including apparatus and methods, for performing droplet-based assays. The system may comprise a droplet transporter configured to pick up droplets from each emulsion of an array of reacted emulsions and to drive flow of the droplets through a detection region. The system also may comprise a detector configured to collect data related to one or more analytes from individual droplets of the reacted emulsions as such individual droplets travel through the detection region. The system further may comprise a controller programmed to determine, based on the data collected, an aspect of the one or more analytes in one or more samples included in droplets of the emulsions. | 04-21-2011 |
20110092376 | SYSTEM FOR DROPLET-BASED ASSAYS USING AN ARRAY OF EMULSIONS - System, including method and apparatus, for performing droplet-based assays. In the method, an emulsion may be obtained that includes droplets packed closely together in a three-dimensional packing arrangement. Data related to an analyte may be collected from individual droplets of the reacted emulsion as such droplets travel serially through a detection region. | 04-21-2011 |
20110092392 | SYSTEM FOR FORMING AN ARRAY OF EMULSIONS - System, including apparatus and methods, for forming an array of emulsions. The system may comprise a plate including an array of emulsion production units. Each unit may include at least one first input well, a second input well, and an output well connected to the first and second input wells by channels that form a droplet generator. The system also may comprise a vacuum or pressure source configured to be connected operatively to wells of the plate to form a pressure drop between the input wells and the output well of each unit that is capable of driving a first fluid and a second fluid from respective first and second input wells of such unit and through the droplet generator, for collection as an emulsion in the output well of such unit. | 04-21-2011 |
20120021423 | CONTROLS AND CALIBRATORS FOR TESTS OF NUCLEIC ACID AMPLIFICATION PERFORMED IN DROPLETS - System, including methods and apparatus, for performing droplet-based tests of nucleic acid amplification that are controlled and/or calibrated using signals detected from droplets. | 01-26-2012 |
20120028311 | CARTRIDGE WITH LYSIS CHAMBER AND DROPLET GENERATOR - Systems, including apparatus, methods, compositions, kits, and software, for preparing, reacting, detecting, and/or analyzing samples in droplet-based assay systems, among others. The disclosure emphasizes, but is not limited to, a disposable cartridge with lysis chamber and droplet chamber, particularly for use in droplet-based assays. | 02-02-2012 |
Patent application number | Description | Published |
20140378322 | COMPOSITIONS AND METHODS FOR SAMPLE PROCESSING - This disclosure provides methods and compositions for sample processing, particularly for sequencing applications. Included within this disclosure are bead compositions, such as diverse libraries of beads attached to large numbers of oligonucleotides containing barcodes. Often, the beads provides herein are degradable. For example, they may contain disulfide bonds that are susceptible to reducing agents. The methods provided herein include methods of making libraries of barcoded beads as well as methods of combining the beads with a sample, such as by using a microfluidic device. | 12-25-2014 |
20140378345 | COMPOSITIONS AND METHODS FOR SAMPLE PROCESSING - This disclosure provides methods and compositions for sample processing, particularly for sequencing applications. Included within this disclosure are bead compositions, such as diverse libraries of beads attached to large numbers of oligonucleotides containing barcodes. Often, the beads provides herein are degradable. For example, they may contain disulfide bonds that are susceptible to reducing agents. The methods provided herein include methods of making libraries of barcoded beads as well as methods of combining the beads with a sample, such as by using a microfluidic device. | 12-25-2014 |
20140378349 | COMPOSITIONS AND METHODS FOR SAMPLE PROCESSING - This disclosure provides methods and compositions for sample processing, particularly for sequencing applications. Included within this disclosure are bead compositions, such as diverse libraries of beads attached to large numbers of oligonucleotides containing barcodes. Often, the beads provides herein are degradable. For example, they may contain disulfide bonds that are susceptible to reducing agents. The methods provided herein include methods of making libraries of barcoded beads as well as methods of combining the beads with a sample, such as by using a microfluidic device. | 12-25-2014 |
20140378350 | COMPOSITIONS AND METHODS FOR SAMPLE PROCESSING - This disclosure provides methods and compositions for sample processing, particularly for sequencing applications. Included within this disclosure are bead compositions, such as diverse libraries of beads attached to large numbers of oligonucleotides containing barcodes. Often, the beads provides herein are degradable. For example, they may contain disulfide bonds that are susceptible to reducing agents. The methods provided herein include methods of making libraries of barcoded beads as well as methods of combining the beads with a sample, such as by using a microfluidic device. | 12-25-2014 |