Chemistry: analytical and immunological testing inventions

20090280570 - Method for testing efficacy of antithrombotic agent: The present invention provides a method for testing quickly and easily the manner in which an antithrombotic agent inhibits the acceleration of blood coagulation when a platelet agonist causes acceleration of blood coagulation. The invention is a test method wherein a system in which an anticoagulant is added to a... Agent: Schwabe, Williamson & Wyatt, P.C. Pacwest Center, Suite 1900

20090280571 - Microelectronic device with magnetic manipulator: The invention relates to a microelectronic device, particularly to a magnetic biosensor (10) which comprises a magnetic field generator, e.g. a bonding wire (16), extending in a sample chamber (5) a distance (d) away from a reaction surface (14) of a substrate (15). In a preferred embodiment, the device comprises... Agent: Philips Intellectual Property & Standards

20090280572 - Analysis device: A device is disclosed, being an analysis device for the study of biological or chemical samples by means of a reagent liquid supplied via a pipette. The device has an instrument housing with a base plate, a working plate arranged on the base plate horizontally to receive the samples in... Agent: Hudak, Shunk & Farine, Co., L.p.a.

20090280573 - Structure for introducing a plurality of solutions, micro fluidic device having said structure and method for introducing solution: The present invention relates to a solution introducing structure for introducing a plurality of solutions (a sample and/or a reagent solution) in highly accurate volume, in high amount and simply, into a channel (1) of a micro fluidic device, said channel (1) comprising not less than three side channels (2)... Agent: Foley And Lardner LLP Suite 500

20090280574 - Apparatus for indicating the presence of a controlled substance and method of use: An apparatus for indicating the presence of a controlled substance is disclosed for use in medical facilities licensed to administer controlled medications to patients. The apparatus contains an indicator element selected to experience a color changing chemical reaction when mixed with a specific type of medication. A medical professional can... Agent: Frascogna Courtney, PLLC

20090280575 - Method for quantitative measurement of thyroid hormones and related antibodies in a serum sample: This invention discloses using SPR technology to simultaneously and quantitatively measure the concentrations of thyroid hormones and related antibodies in a serum sample, which can be used to evaluate thyroid functions and to diagnose thyroid diseases. It also discloses an efficient formula to make a mixed SAM that can greatly... Agent: Weili Cheng

20090280576 - Analyte assaying by means of immunochromatography with lateral migration: The invention relates to a device for determining an analyte in a liquid sample. The inventive device consists of: a capillary action means, involving lateral migration, defining a reference capillary action direction and comprising a liquid sample deposit area and an analyte-detection area which is disposed downstream of the deposit... Agent: Oliff & Berridge, PLC

20090275140 - Hemoglobin based bilirubin reference material: What is described is a single reference material and method of making useful for calibrating or qualifying instruments that are diagnostic spectroscopically for bilirubin, hemoglobin, and hemoglobin fractions, and, optionally, diagnostic for other blood analytes by sensor means.... Agent: K&l Gates LLP

20090275141 - Affinity adsorbents for factor viii and von willebrand's factor: For the separation, removal, isolation, purification, characterisation, identification or quantification of Factor VIII, von Willebrand's Factor or a protein that is a analogue of either, an affinity adsorbent is used that is a compound of formula (II) wherein one X is N and the other is N, C—Cl or C—CN;... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association

20090275142 - Compositions and methods for biodetection by nucleic acid-templated chemistry: The invention provides compositions and methods for the detection of biological targets, (e.g. nucleic acids and proteins) by nucleic acid-templated chemistry, for example, by generating fluorescent polymethine dyes.... Agent: Goodwin Procter LLP Patent Administrator

20090275143 - Nanostructure array and methods of use for explosive detection: In various embodiments, the present disclosure provides a method of detecting triacetone triperoxide. In a particular implementation, the method includes providing an array of titanium nanostructures that include a sensitizing agent. The array is contacted with a fluid sample, such as vapor sample. The resistance of the array is measured.... Agent: Unr/dri Technology Transfer Office

20090275144 - System and method for colorimetric titration measurements: A system for colorimetric titration, comprising a container (10); a mixing device (11), which is arranged to extend along a substantial portion of a longitudinal axis of the container (10); and an analysis arrangement (12) having a housing in the form of a collar which is adapted to fit around... Agent: Harness, Dickey & Pierce, P.L.C

20090275145 - Metal-enhanced fluorescence for polarization-based affinity assays: A method and kit for determining the quantity of an analyte include providing a functionalized substrate and a reagent. The functionalized substrate includes metallic nanoparticles and a plurality of substantively identical bioactive target molecules affixed to a substrate. The bioactive target molecule binds to a particular analyte. The reagent includes... Agent: Ditthavong Mori & Steiner, P.C.

20090263903 - Method for determining prothrombin time: The present invention relates to tests for monitoring oral anticoagulation therapy and hepatocellular carcinoma (HCC). Particularly, the invention provides a method for determining prothrombin time of a plasma or whole blood sample taking account the effect which protein induced by vitamin K absence or antagonists (Pivka) has on clotting time... Agent: Brooks Kushman P.C.

20090263904 - Assay apparatuses, methods and reagents: We describe apparatuses, systems, method, reagents, and kits for conducting assays as well as process for their preparation. They are particularly well suited for conducting automated sampling, sample preparation, and analysis in a multi-well plate assay format. For example, they may be used for automated analysis of particulates in air... Agent: Nixon & Vanderhye, PC

20090263905 - Detection test assembly for detecting the presence of a substance in a sample: A detection test assembly for detecting the presence of a substance preferably a blood substance in a feces sample comprising feces diluted in buffer solution or water is described. The blood substance is detected by acceptors having binding properties for the substance or that may be specifically bound by the... Agent: Ladas & Parry LLP

20090263906 - Method of antioxidative functional estimation using animal model: The present invention relates to a method of antioxidative functional estimation using an animal model, more precisely a method of antioxidative functional estimation using mice having oxidative damage caused by reactive oxygen species induced by irradiation and having lipid hydroperoxide secreted in the urine which might be index for quantitative... Agent: Greenlee Winner And Sullivan P C

20090263907 - Reagent for lead concentration determination and method of determining lead concentration: e

20090263908 - Liquid crystal condensation of nucleic acid (na) complexes: Upon cooling solutions or melts of nucleic acids or other polymers in which the constituent molecules exhibit a varying tendency to form multi-strand complexes and thus liquid crystal phases, the complex-forming oligomers preferentially separate into the liquid crystal phase and condensing into liquid crystal domains. Because the tendency for liquid... Agent: Lathrop & Gage LLP

20090263909 - Treatment of nucleic acid: Methods for treating nucleic acid including: (a) providing an alkali environment to a nucleic acid sample; (b) reacting the nucleic acid sample with a bisulphite reagent and incubating the reaction so as to form a treated nucleic acid sample where methylated nucleotides in the nucleic acid sample remain unchanged while... Agent: Knobbe Martens Olson & Bear LLP

20090263910 - Method for measuring hypochlorite ion: t

20090263911 - End point detection method , end point detection device, and gas phase reaction processing apparatus equipped with end point detection device: An end point detection method in the case where a catalyst 9 arranged in a treatment chamber is heated at high temperature by supplying electric power thereto and the treatment is carried out by cracking a reaction gas by the catalyst 9 heated at high temperature, comprises the steps of... Agent: Carrier Blackman And Associates

20090263913 - Differentially encoded biological analyzer planar array apparatus and methods: A method of probing a plurality of analyzer molecules distributed about a detection platform is disclosed. The method includes contacting a test sample to the plurality of analyzer molecules, scanning the plurality of analyzer molecules at a rate relating to a carrier frequency signal, and detecting the presence or absence... Agent: Bose Mckinney & Evans LLP

20090263912 - Nanowires and nanoribbons as subwavelength optical waveguides and their use as components in photonic circuits and devices: A microfluidic optical sensor utilizes at least one subwavelength nanowire or nanoribbon waveguide coupled to a fluidic structure having at least one nanofluidic channel through which one or more molecular species are conveyed. In response to optical pumping (e.g., a laser source) the waveguide optically interrogates nearby molecular species retained... Agent: John P. O'banion O'banion & Ritchey LLP

20090263915 - Agglutination inhibition assay method and reagent: Provided are an agglutination-inhibition assay and a reagent for agglutination-inhibition assay, which can be used for measuring a ligand in a sample at high sensitivity in a wide range from the low-concentration range to the high-concentration range and have good reproducibility of measurement. Specifically, provided are an agglutination-inhibition assay and... Agent: Greenblum & Bernstein, P.L.C

20090263916 - Antagonists of hmg1 for treating inflammatory conditions: There is disclosed a pharmaceutical composition and method for treating sepsis, including septic shock and ARDS (acute respiratory distress syndrome), comprising administering an effective amount of a HMG 1 antagonist. There is further disclosed a diagnostic method for monitoring the severity or potential lethality of sepsis or septic shock, comprising... Agent: Hamilton, Brook, Smith & Reynolds, P.C.

20090263914 - Bioanalytical assay: A nanoparticle having a detectible feature and whose diameter is less than 200 nm, and which is coated with multiple specific binding reactants such that the affinity constant of the nanoparticle towards an analyte exceeds that of free binding reactant towards the analyte and/or the association rate constant between the... Agent: James C. Lydon

20090263917 - Method for the quality control of molecules or targets: The invention relates to a method for quality control of species used in analytical or diagnostic or therapeutic procedures. It comprises immobilization of a model of the malignancy to a solid support (121), contacting the solid support with species dissolved in liquid (122), measuring both the rate of formation of... Agent: Frishauf, Holtz, Goodman & Chick, PC