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6872522 |
Broad specificity affinity arrays: a qualitative approach to complex sample discrimination
Described is a method for discriminating complex biological samples using an array of discrete biological sensing elements immobilized onto a solid support in which constituents bound to the sensor...
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6869770 |
Compositions and methods for early pregnancy diagnosis
Pregnancy-associated glycoproteins (PAGs) are structurally related to the pepsins, thought to be restricted to the hoofed (ungulate) mammals and characterized by being expressed specifically in the...
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6869798 |
Lytic reagent composition for leukocyte differential analysis
A lytic reagent composition and the method of use for differential analysis of leukocytes using flow cytometry are disclosed. The lytic reagent composition includes a short chain alkyl oxyethanol,...
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6869569 |
Apparatus for differentiating blood cells using back-scatter
Blood cells of interest are readily distinguishable from other blood cells and look-a-like particles found in a blood sample by their back-scatter signature. A preferred method for differentiating...
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6867005 |
Method and apparatus for increasing the dynamic range and accuracy of binding assays
This invention relates to methods for increasing the dynamic range and accuracy of assays in which the presence, absence, activity or concentration of a target analyte is assayed by the emission or...
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6867052 |
Biological material detecting articles of manufacture
The present invention relates to articles of manufacture inclusive of or in combination with a biological assay material, formed from a material capable of detecting and identifying the presence of...
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6867048 |
Multiplexed active biologic array
A method of addressing and driving an electrode array includes the step of addressing one or more electrodes within the array using a plurality of row and column lines. In one aspect of the method,...
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6867046 |
Method for measuring concentration of solution and method of urinalysis using the same
The present invention provides a method for measuring concentration of a solution, in which an acid is mixed in a sample to be detected to reduce the variations in pH, and the mixture is heated up...
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6863866 |
Self-contained devices for detecting biological contaminants
The present invention relates generally to self-contained devices and methods for detecting biological contaminants and, more particularly, to self-contained devices and methods for detecting...
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6864096 |
Temperature indicating paint
An irreversible temperature indicating paint comprises 29 wt % to 37 wt % cobalt chromite spinel, alumina, gold purple and frit, 35 wt % to 45 wt % acrylic resin and 20 wt % to 30 wt % silicone...
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6861263 |
Surface-enhanced spectroscopy-active sandwich nanoparticles
Surface-enhanced Raman spectroscopy (SERS) uses nanoscale metal particles (SERS-active particles) or surface roughness to enhance the Raman signal of Raman-active analytes contacting the surface....
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6861265 |
Flow cytometer droplet formation system
A droplet forming flow cytometer system allows high speed processing without the need for high oscillator drive powers through the inclusion of an oscillator or piezoelectric crystal within the...
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6861262 |
Composition and method for detecting an adulterant in an aqueous sample
It is discovered that a composition comprising at least one amine and at least one stabilizer may be useful in detecting the presence of an adulterant in a urine sample. Such adulterant includes an...
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6858436 |
Near-field transform spectroscopy
An exemplary system and method for detecting at least one analyte in a sample comprises inter alia a source of radiation ( 300 ), a near-field aperture array ( 315 ), a chromatographic field ( 330...
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6858440 |
Tapered tubular optical waveguide probe for magnetic focusing immunosensors
A waveguide probe for the detection of pathogens in a sample which comprises a laser, a first and a second tubes that converge at a point to form a proximal end. A magnet is positioned in the end...
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6855555 |
Method for simultaneous analysis of saccharide mixture and analytical apparatus system therefor
In conducting liquid chromatographic analysis of a saccharide mixture containing monosaccharides and oligosaccharides, elution is conducted by using two kinds or more of mobile phases to separate...
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6852541 |
Rapid assay for testing overall oxidative stress
The invention relates to an assay for testing oxidative stress of a subject by measurement of oxidants in biological fluids such as urine, plasma, bioreactor medium and respiratory aspirants. There...
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6852281 |
Gas indicator and gas sensor sheet
The invention designed to provide a gas indicator which can be applied over a broad range of gas concentration from a low concentration gas to a high concentration gas is concerned with a gas...
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6850633 |
Devices and methods for reading and interpreting guaiac-based occult blood tests
A medical analysis system for reading and interpreting an occult blood test (OBT) device is provided. The instant system comprises an image sensor for capturing an image of the entire test area of...
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6849451 |
Hybrid cells
A rapid, simple-to-use method for preparing hybrid cells, applicable to fully differentiate, non-dividing cells, entails bringing at least two different cells into contact under conditions that...
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6849460 |
Infrared spectroscopy imaging of libraries
Methods and apparatus for screening diverse arrays of materials using infrared imaging techniques are provided. Typically, each of the individual materials on the array will be screened or...
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6849414 |
Assay devices and methods of analyte detection
Assay devices, kits, and methods for detection of one or more analytes in a sample are provided. The assay device features the controlled release of reagents and hence is particularly suitable for...
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6844195 |
Method for determining location of gastrointestinal bleeding
A method for determining if blood in a stool sample originated from the upper or lower gastrointestinal tract. This includes a method for purifying and concentrating hemoglobin and its products...
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RE38688 |
Sheet-like diagnostic device
A solid diagnostic device for the quantitative determination of substances of biological affinity in biological fluids is described. A process is also described in which the biological fluid is...
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6844194 |
Corn plant evaluation
A corn plant is evaluated by a six-step method. The first step is to select a population of mature corn plants to be evaluated. A limited number of representative plants from the population are...
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6844166 |
Recombinant reduced valency carbohydrate binding ligands
The invention is based on the discovery of reduced valency carbohydrate binding ligands (CBLs) that can be used to to detect or quantitate (i.e., evaluate) carbohydrates in a sample. CBLs can be...
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6844198 |
Adsorptive method for determining a surface property of a solid
A method of determining a surface property of solids in a plurality by contacting the solids with a fluid, measuring the radiation emitted, absorbed, or altered during adsorption of the fluid using...
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6843963 |
Flow-through shear analyzer for biologically active molecules in liquid layers on surfaces
The adsorption rate of proteins from solutions on surfaces in the region of interface layers is often so large that a depletion of the protein in the interface layer results. Due to this, the total...
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6844199 |
Direct detection of bacteria-antibody complexes via UV resonance Raman spectroscopy
A system for the detection of bacteria based on bacteria-antibody complexes. Bacteria attached to antibody are detected with resonance Raman spectroscopy. The bacteria are detected directly in a...
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6844162 |
Assays for TSH receptor autoantibodies
A method and kit for monitoring autoantibodies to thyroid stimulating hormone (TSH) receptor in a sample of body fluid, which employs the steps of:
(i) incubating TSH receptor with a sample...
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6841669 |
Functionalized thiophene oligomers and their use as fluorescent markers
Thiophene oligomers which are excitable in the visible and ultraviolet region and each having at least one functional group able to form a covalent bond with organic and/or biological molecules, so...
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6841127 |
In-Situ Injection and materials screening device
An apparatus for in-situ injection of one or more chemical components into a reaction chamber is disclosed. The apparatus includes a reaction chamber for receiving one or more libraries, each of...
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6841388 |
Method and system for diagnosing pathology in biological samples by detection of infrared spectral markers
A method and system for diagnosing pathology, such as carcinoma, in a biological sample identifies presence of pathology based on the existence of an infrared markers in the extracellular material,...
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6841132 |
Sample tab
A sample lab for retaining a sample during spectrophorometric analysis includes a base plate, a sample well, and a cover plate. The sample tab may also include one, or more than one overflow...
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6838002 |
Method of monitoring membrane separation processes
Methods and systems for monitoring and/or controlling membrane separation systems or processes are provided. The present invention utilizes measurable amounts of inert fluorescent tracers and...
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6833111 |
Multiple analyte assaying device with a multiple sample introduction system
A multiple analyte assaying device includes a casing having a pocket portion adapted to capture or contain a predetermined volume of fluid specimen to be assayed. Disposed within the casing is a...
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6833274 |
Cortisol sensor
Devices and methods for sensing and detecting cortisol levels in a fluid sample in real-time using a cortisol-imprinted polymer are provided. Also provided are hydration devices that include a...
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6830895 |
Method and kit for typing feline blood
The present invention relates to a kit for determining feline blood type, wherein the kit includes a mixture comprised of a first monoclonal antibody and a second monoclonal antibody, wherein both...
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6830729 |
Sample analysis instrument
The present invention provides an apparatus and method for storing a particle-containing liquid. The storage apparatus comprises a microfluidic convoluted flow channel having a plurality of...
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6827903 |
Inert gas fusion analyzer
A single pass analyzer includes multiple infrared sensors, a catalytic converter, a scrubber and a thermal conductivity cell all coupled in series to provide a single pass (i.e., one sample)...
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6825044 |
Method for adjusting a blood analyte measurement
A device and method for determining analyte concentrations within a material sample are provided. A modulating temperature gradient is induced in the sample and resultant, emitted infrared...
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6824741 |
Apparatus and method for carrying out tests to detect particles in urine
A device for carrying out a test for the detection of particles in urine, especially for carrying out a test to determine the susceptibility of a test subject for kidney stones, whereby urine from...
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6822096 |
Environment-sensitive luminescent dimine-platinum binuclear complexes
Chemicals which make not only a dark-red/light-red change of color but also a near-infrared/red change of luminescence via reversible adsorption/desorption of vapor of acetonitrile or ethanol, and...
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6814816 |
Indicator kit
The invention provides method for the evaluation of washing or cleaning techniques on a substrate comprising: i. applying a selective indicator system on the substrate to be evaluated; ii. washing...
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6815211 |
Oxygen monitoring methods and apparatus (I)
Apparatus or systems which employ luminescence quenching to produce an oxygen concentration indicative signal. Components of such systems include: (1) an airway adapter, sampling cell, or the like...
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6811751 |
Method and apparatus for determining indirectly the concentration of a specific substance in the blood
Method and apparatus for determining in a person's exhalation air the concentration of a specific substance in the blood by measuring the concentration of said substance and the concentration of...
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6808938 |
Method and apparatus for assaying a drug candidate to estimate a pharmacokinetic parameter associated therewith
A method and apparatus for assaying a drug candidate with a biosensor having one or more sensing surface-bound biomolecules associated therewith are disclosed. The method comprises the steps of...
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6805838 |
Assaying device and method for in field urinalysis
An assay device for in field urine analysis including a container having an opening for collecting a urine sample, a cover for sealing the opening of the container and an assay assembly provided in...
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6806091 |
Method and apparatus for determining blood oxygen transport
The present invention relates to a method and apparatus for determining blood oxygen transport, and to measure lipid levels by correlating these levels with the rate at which oxygen diffuses...
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6806092 |
Combustion gas detection system
A combustion gas detection apparatus includes a transparent tube partially filled with a combustion gas sensing fluid and an inlet fitting for engagement with the radiator cap of an engine cooling...
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