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7422891 Label-free high-throughput optical technique for detecting biomolecular interactions  
Methods and compositions are provided for detecting biomolecular interactions. The use of labels is not required and the methods can be performed in a high-throughput manner. The invention also...
7422851 Correction for illumination non-uniformity during the synthesis of arrays of oligomers  
The present invention provides an apparatus and a method for the synthesis of arrays of oligomers that have tight illumination intensity requirement. The apparatus and the method contains a...
7419821 Apparatus and methods for analyte measurement and immunoassay  
The present invention relates to an apparatus for conducting a variety of assays for the determination of analytes in liquid samples, and relates to the methods for such assays. In particular, the...
7419833 Method for nucleic acid sequencing  
A method for determining the sequence of at least a portion of a single-stranded nucleic acid molecule by base-specifically labeling the exposed bases of the nucleic acid molecule using heavy...
H002223 Patterned, micrometer-sized antibody features  
A biosensor has a micrometer sized antibody substrate surface which may include patterned single or multiple antibody substrates. The substrate is capable of detecting multiple chemical species...
7416844 Composition for nucleic acid sequencing  
The present invention is directed to a method of sequencing a target nucleic acid molecule having a plurality of bases. In its principle, the temporal order of base additions during the...
7416845 pH dependent ion exchange material, solid substrate having the material immobilized on its surface, and method of isolating a nucleic acid using the material or the solid substrate  
Provided are a pH dependent ion exchange material having a carboxyl group, an amino group, and a polyethylene oxide moiety, which is used for isolating a nucleic acid, a solid substrate having the...
7413893 Methods, apparatus and compositions for improved measurements with optical biosensors  
The invention provides an apparatus for interrogating an optical biosensor. The apparatus includes (a) locating means for positioning one or more optical biosensors; (b) calibration means for...
7413852 Multiplexed diagnostic and therapeutics  
A method and apparatus for analyzing molecular structures within a sample substance using an array having a plurality of test sites upon which the sample substance is applied. The invention is also...
7413868 Use of particulate labels in bioanalyte detection methods  
New applications for the use of distinguishable particulate labels available in a variety of hues and sized in the submicron range are described. These applications include profiling of cellular...
7413712 Microfluidic rotary flow reactor matrix  
A microfluidic device comprises a matrix of rotary flow reactors. The microfluidic matrix device offers a solution to the “world-to-chip” interface problem by accomplishing two important goals...
7413892 Systems and methods for molecular recognition  
Acoustic wave devices coated with a biolayer are described for the detection target bio-molecules. The acoustic wave device is connected in an oscillator circuit, and the frequency shift Δf...
7410763 Multiplex data collection and analysis in bioanalyte detection  
Method and device to collect multiplex data simultaneously in analyte detection and analyze the data by experimentally trained software (machine-learning) is disclosed. Various ways (magnetic...
7411187 Ion trap in a semiconductor chip  
A micrometer-scale ion trap, fabricated on a monolithic chip using semiconductor micro-electromechanical systems (MEMS) technology. A single 111Cd+ ion is confined, laser cooled, and the heating...
7407768 Membrane-based assays  
Membrane-based assays using surface detector array devices suitable for use with a biosensor are disclosed. The device is formed of a substrate having a surface defining a plurality of distinct...
7407815 Liquid crystal cassette  
A functional cassette for the detection of ligands comprises a first inner housing, a second middle housing and a third outer housing and each housing is at least partially rotatable relative to an...
7407796 Interrogation of changes in the contents of a sealed container  
A device and method allowing evaluation of the contents of a sealed primary container by means of an integral sensor which is separated from the contents of the sealed primary container yet...
7407817 Surface plasmon resonance sensors and method for detecting samples using the same  
Disclosed is an optical sensing device including a source unit providing a beam of light with continuously modulated phase retardation between p- and s-polarization components of the light by...
7408640 Fluorescence polarization instruments and methods for detection of exposure to biological materials by fluorescence polarization immunoassay of saliva, oral or bodily fluids  
The inventive subject matter relates to a method for detecting the presence of a biological substance of interest in a test sample of saliva or oral fluid, comprising combining said test sample...
7405071 Method and device for manipulating individual small objects  
A method for individually moving small objects, such as cells, from one location to another as well as a device for implementing the method is disclosed. A small object such as a cell is isolated...
7405054 Signal amplification method for surface plasmon resonance-based chemical detection  
The present invention provides methods and compositions for amplifying the detection signal in surface plasmon resonance (SPR)-based flow systems. The signal amplification methods comprise the use...
7405073 Point source biological agent detection system  
This invention is directed to a method and apparatus using polymerase chain reaction (PCR) technology for collecting air samples and identifying biological agents in the air sample. The apparatus...
7405047 Method for estimation of the amount of specific cell types  
The present invention relates to the estimation of the amount of subtypes of specific cells, for example the number of certain subtypes of leukocytes, by measurements of unique proteins in extracts...
7402441 Method of detecting an analyte in a fluid  
A method for the detection of an analyte in a fluid, comprising contacting the fluid with a holographic element comprising a medium and a hologram disposed throughout the volume of the medium,...
7402425 Stress-based electrostatic monitoring of chemical reactions and binding  
Electrostatic capacitance measurements are used to detect chemical or biological analytes, or chemical interactions, with great sensitivity. A diaphragm is coated with a material capable of...
7402384 Methods for evaluating probe arrays  
A probe array comprises a plurality of probes immobilized at a plurality of matrix sites on a substrate for capturing a target substance, wherein the probes are sequentially synthesized at the...
7402381 Method of immobilizing molecules onto a solid phase substrate and method of fabricating a biosensor using the method  
Aspects of the invention can provide a method capable of easily realizing immobilization with the optimum density derived from a concentration control and without phase separation in coadsorption...
7399584 Method of comparing a target nucleic acid and a reference nucleic acid  
The invention provides methods of comparing a target nucleic acid with a reference nucleic acid using nucleic acid arrays.
7396676 Evanescent wave sensor with attached ligand  
The invention in particular embodiments provides an evanescent wave sensor which includes a ligand bound to a sensor substrate via a NCYX linker moiety, as defined herein. Methods of making the...
7396646 Alien sequences  
The present invention provides sequences and reagents for preparing microarrays with internal controls. Specifically, the present invention defines and provides sequences that are not present in...
7396674 Reaction vessel  
Reaction vessel 1 for assaying of a subject substrate molecule comprises a translucent narrow tube 2 which has a liquid feed port 4 at one end, and which is intended to be packed with...
7396677 Method of preparing nucleic acids for detection  
A method and apparatus are provided for preparing a test sample for detecting a predetermined target nucleic acid. The method includes the steps of providing a test probe comprising an...
7396675 Kit and method for determining a plurality of analytes  
The invention is related to different embodiments of a kit for the simultaneous qualitative and/or quantitative determination of a multitude of analytes comprising a sensor platform...
7393656 Methods and compositions for risk stratification  
The present invention provides an approach for the simultaneous determination of the activation states of a plurality of proteins in single cells. This approach permits the rapid detection of...
7393696 Bovine pregnancy test  
This invention provides bovine pregnancy test methods and devices. The test is also suitable for other ruminant and/or ungulate animals. Antigens from Group A (early pregnancy antigens), and/or...
7393503 Emissive polymers and devices incorporating these polymers  
The present invention relates to a class of luminescent and conductive polymer compositions having chromophores, and particularly solid films of these compositions exhibiting increased luminescent...
7390677 Immunoassay and immunoassay apparatus  
An immunoassay comprises the steps of: (a) mixing a whole blood sample with sensitized insoluble carrier particles smaller than erythrocytes to cause an immune agglutination reaction; (b)...
7390631 Diagnosis and monitoring of systemic lupus erythematosus and of scleroderma  
Methods for diagnosing and monitoring systemic lupus erythematosus (SLE) or scleroderma by determining, in a blood sample from the individual being diagnosed or monitored, complement component C4d...
7390674 Lateral flow devices using reactive chemistry  
There is provided a lateral flow assay device for detecting the presence or quantity of an analyte residing in a test sample where the lateral flow assay device has a porous membrane in...
7387892 Biosensor using microdisk laser  
A compact sensor for detecting the presence of biological or chemical species includes a microdisk laser and a wavelength shift detector. The microdisk laser is coated with a biological or chemical...
7388664 Methods for improving the performance of a detector  
A system and method for allowing adjustments of various parameters associated with the operation of charge-coupled devices adapted for use in biological analysis devices. Gate voltage signal...
7384779 Porous substrate plates and the use thereof  
A substrate plate or device adapted for use with biological or chemical assays is disclosed. The device may take the form of a multi-well plate having a three-dimensional, porous layer as part of a...
7384797 Resonant optical cavities for high-sensitivity high-throughput biological sensors and methods  
Biosensors including resonant optical cavities. The resonant optical cavities are shaped so as to generate whispering gallery modes, which increase the quality factors of the cavities and...
7384781 Sensors for biomolecular detection and cell classification  
A sensor device is provided for detecting an analyte in a sample in which an analyte is bound to a detection reagent to form a bound complex. The device comprises (a) a sample ( 5 ) comprising an...
7384780 Hybridization method and hybridization equipment  
The equipment of the present invention can implement high-speed hybridization with a simple construction and is configured as described below. The equipment comprises a biochip prepared by fixing...
7384794 Micro-devices and analytical procedures for investigation of biological systems  
Fibres with an extraction phase coated thereon in combination with a positioning device are described to perform adsorption of components of interest from an animal or animal tissue for the...
7381571 Device and method for analyte detection  
The invention is directed to a method and device for simultaneously testing a sample for the presence, absence, and/or amounts of one or more of a plurality of selected analytes. The invention...
7381570 Device and method for multiple analyte detection  
The invention is directed to a method and device for simultaneously testing a sample for the presence, absence, and/or amounts of one or more of a plurality of selected analytes. The invention...
7381525 AC/DC voltage apparatus for detection of nucleic acids  
The invention relates to nucleic acids covalently coupled to electrodes via conductive oligomers. More particularly, the invention is directed to the site-selective modification of nucleic acids...
7381535 Methods and compositions for detecting receptor-ligand interactions in single cells  
The invention provides methods and compositions for simultaneously detecting the activation state of a plurality of proteins in single cells using flow cytometry. The invention further provides...