Chemistry: analytical and immunological testing inventions 07/06

20060166365 - Method for supplying reaction gases in catalytic vapor phase oxidation process: A method for supplying reaction gases in which at least a material to be oxidized and a gas containing molecular oxygen are mixed and the resultant mixture is supplied to a catalytic gas-phase oxidation reactor, characterized in that, a feed rate of the material to be oxidized and a feed...

20060166366 - Method and reagent for classifying leukocytes in animal blood: A method for classifying leukocytes in animal blood is described. In the method, a measurement sample is prepared by mixing a canine or feline blood sample with a lysing reagent. Erythrocytes are lysed and leukocytes are shrunk in the measurement sample. The data correlated with the size of leukocytes in...

20060166368 - Coumarin-based cyanine dyes for non-specific protein binding: Protein dyes whose molecular structure is that of a coumarin moiety coupled to a quaternary ammonium heterocycle through a vinyl or polyvinyl linkage demonstrate the ability to associate with proteins in a non-covalent, non-specific manner at low pH, where the associated form displays a significantly higher fluorescence emission than the...

20060166367 - Protein assay method and test device: A test device for detecting the presence of protein or other reducing compound wherein a bicinchoninic acid or salt composition is in a sampling swab (27) on a sampling wand (17) is separate from a dried cupric salt on a disc (48) in an essentially transparent well (45). The reaction...

20060166369 - Reading dry chemical arrays through the substrate: A method of interrogating an addressable array unit having a transparent substrate with a back surface, and an array with a plurality of different chemical features on a front surface. The method may include illuminating the features while the array is dry, with an interrogating light which is directed through...

20060166370 - Managing semiconductor process solutions using in-process mass spectrometry: In one embodiment, a method of analyzing a semiconductor processing solution having at least one organic additive includes the acts of: (a) spiking a sample of the semiconductor processing solution with a first spike corresponding to the at least one organic additive and a second spike corresponding to at least...

20060166371 - System for establishing a sample cover on a substrate: The invention provides a manually operated or automated clamping means to seal a solid support substrate to a solid support cover creating a uniform environmental chamber above a specimen mounted to the support substrate. The clamping means may consist of several components that may act ad a system to provide...

20060166373 - Chemical analysis apparatus and analysis device: There are provided a chemical analysis apparatus and an analysis device in which predetermined quantities of a sample and a reagent are presicely pipetted, then are subjected to various processes, and are tested by a test device. Thus, the chemical analysis apparatus comprises the analysis device, an oil supply portion,...

20060166372 - Method for fillling sample carriers: A method for filling sample carriers with chemical and/or biological liquids can be performed by means of a liquid dispensing device. The liquid dispensing device comprises a liquid chamber. The liquid chamber is acted on by a piezo actors. Through an activating pulse generated by the piezo actor, liquid droplets...

20060166374 - Method for the visual detection of specific antibodies by the use of lateral flow assays: This disclosure teaches a method and composition for detecting the presence of class specific antibodies reactive with analytes such as bacteria, allergens, autoimmune antigens, viral proteins, haptens, and carbohydrates by lateral flow techniques. In one embodiment of the disclosure, a test sample is added to the test strip, which then...

20060166375 - Microscale diffusion immunoassay utilizing multivalent reactants: An improved microscale diffusion immunoassay utilizing multivalent reactants is disclosed. In particular, a method for detecting the presence of analyte particles in an analyte fluid is disclosed, the method comprising: (a) providing the analyte fluid comprising the analyte particles; (b) providing a diffusion fluid comprising binding particles capable of binding...

20060166376 - Compositions for use as a signal generation component and methods of using same:

20060166377 - Particle for magnetically induced membrane transport: The present invention relates to particles, for use in transport of substances through biological membranes, the particle being characterised in that it contains at least one magnetically inducible material and at least one difunctional molecule with at least one binding site for said substance and at least one binding site...

20060160224 - Fish labeling system: The invention is a system to allow a fishmonger or other fish seller to label fish for the sustainable use of that fish. The provider of the invention collects data and color-codes the data upon a flow chart. The flow chart combines the data into a single color code. The...

20060160225 - Artificial testing soil and method of testing: An artificial test soil comprises particulate, hair, and fiber components, wherein said particulate component consists of mineral, food, and plant materials, so chosen and proportioned as to correlate to a typical soil found in the home. The test soil may be used to test cleaning products by application of a...

20060160227 - Method of monitoring treating agent residuals and controlling treating agent dosage in water treatment processes: Methods of monitoring residual treating agent in treated water wherein the fluorescence intensity of the water at at least two different dosages of treating agent tagged or traced with fluorescent tracers are correlated with the residual concentration of treating agent. The fluorescence response at the different treating agent dosages is...

20060160226 - Method of monitoring treating agent residuals in water treatment processes: A method of monitoring residual treating agent in treated water wherein fluorescent tracers are used to determine the concentration of treating agent in the water at two different treating agent dosages and the difference in the measured concentrations of the fluorescent tracer at the respective doses are correlated with the...

20060160228 - Method of measuring biodegradation rate of unnatural organic compound: Provided is a method of measuring a biodegradation rate of a non-natural organic compound in the presence of a biodegradation medium, characterized by including: measuring a concentration of a radioactive carbon isotope 14C in a biodegradation medium; and measuring a biodegradation rate of a non-natural organic compound from a difference...

20060160229 - Method of measurement of nucleated red blood cells: Methods are provided for measurement of nucleated red blood cells in a blood sample. The methods include exposing a blood cell sample to a reagent system to lyse mature red blood cells, subsequently analyzing nucleated red blood cells in a flow cell by axial light loss, DC impedance, and medium...

20060160230 - Wipes and methods for removal of metal contamination from surfaces: Wipes, methods and kits useful for testing and/or removal of metal from surfaces (such as, dermal surfaces) are disclosed. Exemplar wipes, including the combination of a three-dimensionally textured absorbent support, a cationic surfactant, and a weak acid, are disclosed. In some examples, the cationic surfactant is isostearamidopropyl morpholine lactate (ISML),...

20060160231 - Linear analysis of polymers: The invention relates to linear analysis of polymers and provides techniques to improve the amount and quality of information used to analyze polymers....

20060160232 - Complement c3 precursor biopolymer markers predictive of type ii diabetes: The instant invention involves the use of a combination of preparatory steps in conjunction with mass spectroscopy and time-of-flight detection procedures to maximize the diversity of biopolymers which are verifiable within a particular sample. The cohort of biopolymers verified within such a sample is then viewed with reference to their...

20060160233 - Ig heavy chain, ig kappa, ig lambda biopolymer markers predictive of alzheimers disease: The instant invention involves the use of a combination of preparatory steps in conjunction with mass spectroscopy and time-of-flight detection procedures to maximize the diversity of biopolymers which are verifiable within a particular sample. The cohort of biopolymers verified within such a sample is then viewed with reference to their...

20060160234 - Methods for assessing polypeptide array quality: The invention provides a method of evaluating a feature on a polypeptide array. In general, the method involves reading a polypeptide array under intrinsic fluorescence-detecting conditions to produce data and assessing the data to evaluate the the feature. The invention finds use in a variety of medical and research applications....

20060160235 - Separation of denatured proteins in free solution: The present invention relates generally to the separation of proteins in free solution using electrophoresis. The invention provides gel-free methods of separating proteins that involve the use of a mixture of alkyl sulfates of different carbon chain lengths....

20060160236 - Diagnosis of conditions associated with decreased arginine bioavailability: The invention features methods and compositions for diagnosis, including prognosis, of conditions associated with decreased arginine bioavailability (which can result from dysregulated arginine metabolism, e.g., due to increased arginase activity) by assessing in a sample from a subject the ratio of arginine to one or more, usually two or more,...

20060160237 - Method of screening urine for organic acids: The present teachings relate to systems and screening methods for measuring organic acids in urine samples....

20060160238 - Method and device for analysis, verification and quality assurance of drugs for injection or infusion: The present invention relates to a method and device for non-invasive analysis of the identity and concentration of drugs that are to be administered by injection or infusion....

20060160239 - Method of measuring a level of contamination in a chemical solution and systems thereof: In one embodiment, a sample of chemical solution is provided. A first optical property of the sample is detected at a first wavelength and an expected optical property is predicted at a second wavelength, using the first optical property. A second optical property of the sample is detected at the...

20060160241 - Dual-luminophor compositions and related methods: A dual-luminophor compositions that include a first luminescent compound having a luminescent emission that is sensitive to oxygen concentration, a second luminescent compound having a luminescent emission that is insensitive to oxygen concentration, and an oxygen-permeable host material; and method for measuring the pressure of an oxygen-containing fluid using the...

20060160240 - Indicator for assessing body odor, process for producing the same, body odor assessment method, method of assessing efficaciousness of deodorant and kit for conveniently assessing body odor: An indicator material for assessing body odor of the present invention comprises at least one member selected from the group consisting of a substance (A) which is a β-hydroxycarboxylic acid compound represented by the formula (1), a substance (B) which is a derivative of the compound represented by the formula...

20060160242 - Method, system and software arrangement, for measuring magnetic field correlation: Methods, systems, software arrangements and storage medium for measuring the magnetic field correlation function (“MFC”), and more particularly, to methods for measuring the magnetic field correlation function utilizing asymmetric spin echoes. Asymmetric Dual Spin Echo Sequences (“ADSE”) and Echo Planar Imaging Asymmetric Dual Spin Echo Sequences (“EPI-ADSE”) may be employed...

20060160244 - Analyte extracting cartridge set and analyzing method: An analyte extracting cartridge set is described that includes: an analyte extracting cartridge to be loaded to an analyzing apparatus for extracting an analyte from a subject to be examined and analyzing the analyte, the analyte extracting cartridge having a liquid retaining member for retaining a liquid to hold the...

20060160243 - Recovery of rare cells using a microchannel apparatus with patterned posts: A microflow apparatus for separating or isolating cells from a bodily fluid or other liquid sample uses a flow path where straight-line flow is interrupted by a pattern of transverse posts. The posts are spaced across the width of a collection region in the flow path, extending between the upper...

20060160246 - Graphitic nanotubes in luminescence assays: Graphitic nanotubes, which include tubular fullerenes (commonly called “buckytubes”) and fibrils, which are functionalized by chemical substitution, are used as solid supports in electrogenerated chemiluminescence assays. The graphitic nanotubes are chemically modified with functional group biomolecules prior to use in an assay. Association of electrochemiluminescent ruthenium complexes with the functional...

20060160245 - Methods to view and analyze the results from diffraction-based diagnostics: An analyzer useful in determining the presence of an analyte using a diffraction based sensing device and methods and systems using this device. The present invention may be used with a variety of different diffraction-based diagnostic methods and systems. The analyzer enhances the accuracy and/or usefulness of these devices in...

20060154371 - Method and apparatus for leak testing an environmental enclosure: Methods and apparatus are disclosed for leak testing the ventilation system of an environmental enclosure using a gas that is naturally present in ambient air, such as nitrogen, oxygen, argon, or carbon dioxide, as a tracer gas. In one embodiment, a gas filter capable of filtering all of the tracer...

20060154372 - Providing additional motion in assays: A method of providing motion to a sample during a reaction phase in an incubator of a clinical analyzer includes: providing an analyzer containing an incubator, wherein the incubator has one or more cells for containing sample and optionally one or more reagents; moving the incubator to position one or...

20060154373 - Easy scan fecal blood test: Fecal Blood Tests are the primary screening methods for finding blood in the digestive system and indications for colorectal diseases. Almost all of the current tests are performed with the supervision of physicians, and are quite messy, and expensive. Consequently, the tests are not utilized and cause the deaths of...

20060154374 - Method of quantifying small-sized low density lipoprotein: The object of the present invention is to provide a fast and simple method for fractional measurement of a small particle LDL. A method for quantifying a small particle low density lipoprotein in a test sample, comprising a first step for separating the small particle low density lipoprotein from other...

20060154375 - Vaginal discharge evaluation kit: A self-triage device intended for use by consumers in detecting possible yeast infections is described. The invention comprises a modified tampon wherein means for controlling the distance that the absorbent cotton member is inserted into the vagina are included. The tampon is then contacted with a pH indicating device to...

20060154376 - Methods and systems for indentifying and monitoring s-nitrosothiols in biological samples: The present invention describes methods and kits for determining the level of S-nitrosothiols in biological fluid samples. The method includes separating tissue or cellular matter from the biological fluid sample and then contacting the biological fluid sample with paraformaldehyde in an amount sufficient to fix free thiols thereby essentially eliminating...

20060154377 - Chemical vapor sensor: A chemical vapor sensor is provided that passively measures a chemical species of interest with high sensitivity and chemical specificity. In an aspect, ethanol vapor in a vehicle cabin is measured, and sufficient sensitivity is provided to passively detect a motor vehicle driver that exceeds a legal limit of blood...

20060154378 - Method for measuring the leaching of encapsulated material into application media: The invention provides a facile method for measuring the leaching of encapsulated active ingredient from application media. This is achieved by separating a container by a membrane permeable to encapsulated material, but not to capsules; pouring a solution of the application medium into a first part of the container; pouring...

20060154379 - Process for structuring a surface layer: A process for structuring a surface layer of an object includes applying bio-components to the surface of the object that carry away surface material. The bio-components are contained in at least one of a nutrient and osmotic protective medium. The at least one of a nutrient and osmotic protective medium...

20060148089 - Small scale ideal kinetic reactor to evaluate full size industrial catalysts: The present invention is directed to an apparatus and method for obtaining kinetic information for commercial-form catalysts using minimal catalyst material while approximating large-scale reactor hydrodynamics and heat and mass transfer....

20060148090 - Metal chelating compositions for protein purification, detection or binding: e

20060148091 - Method for determination of absolute configuration of chiral compounds: The present invention provides a simple, highly sensitive, and highly precise method for determining the absolute configuration of a chiral compound such as a diamine or an amino alcohol. The present invention is directed to a method for determining the absolute configuration of an asymmetric carbon of a chiral compound...

20060148092 - Biochemical sensor with thermoelastic probes: The thermoelastic response of certain materials to an incident electromagnetic excitation beam is highly sensitive to physical conditions existing at the surface of the material. Probe structures carrying probe materials are used as sensors in the analysis and investigation of biochemical molecules. Each probe structure is adapted to undergo a...

20060148093 - Detection and quantification of modified proteins: The invention provides a method detecting and quantifying proteins by mass spectrophotometric analysis using peptide internal standards and provides a highly sensitive way of detecting protein modifications. In one aspect, the invention provides a method for determining a site of ubiquitination in a polypeptide and for evaluating ubiquitination targets in...

20060148094 - Process for humidifying the useful space in an incubator and in a controlled atmosphere incubator: For humidifying a work space in a gas-fed incubator, water in a heatable pan in the floor area of an inner container surrounding the work space is evaporated with temperature-controlled heating of the interior until a predetermined temperature is reached, whereby a dynamic equilibrium state between condensation and evaporation in...

20060148096 - Assay device, system and method: A system for treating a blood sample (700) having an analyte of interest comprises a strip (200) having a membrane (218), respective portions (216, 220 and 222, or 300) which are provided for receiving the sample, for lysing cells of the sample to liberate hemoglobin, and for capturing glycated hemoglobin....

20060148095 - Method for high-throughput integrated chemical and biochemical reactions: The present invention relates to methods for monitoring in a high through-put fashion a multitude of molecular reaction processes, using a substrate, said substrate comprising a plurality of micro-channels, wherein each micro-channel has inlet and outlet open ends on opposing sides of said substrate, and wherein said micro-channels comprise at...

20060148097 - Test strip for immunochromatography: A test strip for immunochromatography comprising a sample receiving member, a label holding member, and a chromatography membrane is described. The chromatography membrane has a first detection zone and a second detection zone. The second detection zone is formed by utilizing a blocking material and the second substance. A method...

20060148101 - Fluorescent ligands for gpcr arrays: Microarrays employing a fluorescent ligand including a material having a binding affinity in the range of about 0.01 to about 25 nM, or about 0.1 to about 10 nM; a specificity to its cognate receptor in the range of about 50 to about 99%, or about 65 to about 99%;...

20060148098 - Method and kit for detecting antigens: The invention relates to a method for the detection of an antigen, the antigen being in the presence of aluminium hydroxide, and kits comprising instructions and components suitable for carrying out said method....

20060148100 - Real time binding analysis of antigens on a biosensor surface: The invention provides methods for detecting interactions between phage and antigen or antigen and antibody using biosensors....

20060148099 - Sensor device for determining protein aggregation: The present invention relates to a sensor device and method for determining the extent of aggregation of a protein such as beta amyloid in a fluid (e.g. a bodily fluid)....

20060148102 - Apparatuses and methods for assaying analytes using photoelectrochemical labels: The present invention provides apparatus, kits and methods for assaying analytes using photoelectrochemical molecules as labels. Specifically, the present invention provides a method for assaying an analyte, comprising: a) contacting a sample suspected of containing an analyte with a reactant capable of binding and/or reacting with the analyte under suitable...

20060148104 - Detection of ion channel or receptor activity: The invention provides nanosensors and nanosensor components for the detection of ion channel activity, receptor activity, or protein protein interactions. Certain of the nanosensor components comprise a nanoparticle and recognition domain. Following contact with cells and, optionally, internalization of the nanosensor component by a cell, the recognition domain binds to...

20060148103 - Highly sensitive biological assays: Biological assay systems with enhanced sensitivity may employ waveguides. Quantum dots, which are inorganic fluorescent markers, may be used as markers that will indicate a presence of amount of one or more target molecules (e.g., analytes) in a sample. Multiple markers may be bound to each target molecule or a...