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Chemistry: Analytical And Immunological Testing > Nuclear Magnetic Resonance, Electron Spin Resonance Or Other Spin Effects Or Mass Spectrometry Nuclear Magnetic Resonance, Electron Spin Resonance Or Other Spin Effects Or Mass SpectrometryNuclear Magnetic Resonance, Electron Spin Resonance Or Other Spin Effects Or Mass Spectrometry patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.04/19/07 - 20070087448 - Biological profiles and methods of use The invention provides methods to diagnose and follow the progression of disease through use of protein profile analysis. ... 04/19/07 - 20070087447 - System and method of free radical initiated protein sequencing A method for the selective fragmentation of peptides using free radical initiator-peptide conjugates is provided. Free radical initiated peptide sequencing, or FRIPS, consists of covalently attaching a free radical initiator to a peptide and collisionally activating this conjugate. This results in fragment formation. Subsequent collision-activated dissociation further dissociates the fragments, ... 04/19/07 - 20070087446 - Aromatic phosphonium salts and their use as labeling reagents in mass spectrometry analysis This invention relates to methods and reagents for the assay, detection, quantification, location, or analysis of each of a plurality of substances of interest (“analytes”) in a sample in which each substance is labeled with a cationic triarylphosphonium group. The present invention also provides MALDI mass spectrometry techniques in which ... 03/22/07 - 20070065949 - Method and apparatus for desorption and ionization of analytes This invention relates generally to methods and apparatus for desorption and ionization of analytes for the purpose of subsequent scientific analysis by such methods, for example, as mass spectrometry or biosensors. More specifically, this invention relates to the field of mass spectrometry, especially to the type of matrix-assisted laser desorption/ionization, ... 03/15/07 - 20070059842 - Mass analysis method and mass analysis apparatus The invention provides a mass analysis method and apparatus capable of identifying proteins or peptides at greater speed and with improved accuracy. Specifically, a mass analysis method whereby a sample is ionized and a protein is analyzed using a mass analysis apparatus is provided, said method comprising: selecting predetermined information ... 11/30/06 - 20060270056 - Method and device for mass spectroscopy The present invention relates to mass spectrometer target slides (1) which are provided with pits (9a-9n) on the sample receiving surface (5). The sample receiving surface (5) and the rims (11a-11n) of the pit (9a-9n) are coated with a hydrophobic layer 17. The at least one pit (9a-9n) has a ... 11/23/06 - 20060263900 - Method and apparatus for rapid fat content determination A method and apparatus for rapidly and accurately determining the fat and oil content of a sample using microwave drying and NMR analysis is disclosed. The method and apparatus incorporate a low mass, porous, hydrophilic and lipophilic sample pad that ensures that the entire sample is subjected to NMR analysis. ... 11/23/06 - 20060263899 - Formation of closely packed microspots and irradiation of same This application relates to a process for controllably placing two or more microspots on a target substrate in close proximity to one another. The microspots may then be simultaneously irradiated and the resulting ions detected by mass spectrometry, such as time of flight mass spectrometry. In one embodiment the size ... 10/12/06 - 20060228809 - Methods for detecting vitamin d metabolites by mass spectrometry Provided are methods of detecting the presence or amount of a vitamin D metabolite in a sample using mass spectrometry. The methods generally comprise ionizing a vitamin D metabolite in a sample and detecting the amount of the ion to determine the presence or amount of the vitamin D metabolite ... 10/12/06 - 20060228808 - Methods for detecting vitamin d metabolites Provided are methods of detecting the presence or amount of a vitamin D metabolite in a sample using mass spectrometry. The methods generally comprise ionizing a vitamin D metabolite in a sample and detecting the amount of the ion to determine the presence or amount of the vitamin D metabolite ... 10/05/06 - 20060223191 - Methods for measuring carbon single-walled nanotube content of carbon soot Methods and processes for quantitating the carbon single-walled nanotubes (SWNTs) content in a sample are disclosed. The SWNTs soot can be produced by any of the known methods. The magic angle spinning (MAS) 13C NMR of a sample suspected of containing SWNTs and a standard at a known concentration are ... 09/21/06 - 20060211129 - Real-time component monitoring and replenishment system for multicomponent fluids A multicomponent fluid composition monitoring and compositional control system, in which a component analysis is effected by titration or other analytical procedure, for one or more components of interest, and a computational means then is employed to determine and responsively adjust the relative amount or proportion of the one or ... 09/21/06 - 20060211128 - Crude unit desalter emulsion level detector The present invention is directed to a method for determining an emulsion layer within a container comprising, initiating an ultrasonic signal from at least one transmitter through a liquid contained within a tank, receiving the signal at a receiver, measuring the time of flight of the signal, calculating the velocity ... 09/07/06 - 20060199272 - Compounds generating a dynamic nuclear polarisation process The present invention relates to radicalas for use in a dynamic nuclear polarisation (DNP) of a sample. The invention further relates to a dynamic nuclear polarisation of a mixture comprising these radicals. ... 08/17/06 - 20060183243 - Methods and apparatus for sampling product aromas This invention provides methods and apparatus that enable consumers to experience, prior to purchase, the aroma of a finished product even though the product as sold is unfinished. Further, methods and apparatus provide users of a product with a reference aroma that may be employed to determine if the product ... 07/27/06 - 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 ... 07/20/06 - 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 ... 07/06/06 - 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 ... 06/22/06 - 20060134797 - Method and apparatus for desorption and ionization of analytes This invention relates generally to methods and apparatus for desorption and ionization of analytes for the purpose of subsequent scientific analysis by such methods, for example, as mass spectrometry or biosensors. More specifically, this invention relates to the field of mass spectrometry, especially to the type of matrix-assisted laser desorption/ionization, ... 06/15/06 - 20060128028 - Analysis of semiconductor copper plating bath chemistry using in process mass spectrometry An in-process mass spectrometry (IPMS) system is disclosed that uses an internal standard to determine the concentration of an analyte in a sample. The internal standard has a different molecular composition than the analyte but is sufficiently similar chemically and physically to the analyte such that it behaves substantially the ... 06/15/06 - 20060128027 - Method for interpreting tandem mass spectrometry data for clinical diagnosis A method for interpreting data that is produced after a group of amino acids and acylcarnitines are derivatized from blood spots taken from newborn babies and scanned by a tandem mass spectrometer. Concentration levels of each metabolite, which are directly proportional to the butyl ester fragment after derivatization, are compared ... 05/11/06 - 20060099717 - Method of nmr measurement and nmr pulse sequence There is disclosed an NMR measurement method of observing plural magnetization transfer patterns in one experiment and observing their respective time-modulated, evolved chemical shifts. In an earlier portion of a pulse sequence, a transition is made from in-phase magnetizations to antiphase magnetizations using RF pulses. In an intermediate portion of ... 02/02/06 - 20060024837 - Method and apparatus for mass analysis of samples The present invention comprises an apparatus and a method for mass analyses of an array of samples contained in distinct sample holders. The sample holders are placed on a plurality of sensors which preferably comprise an array of microbalances providing output signals comprising mass data on the array of samples. ... 01/19/06 - 20060014297 - Clinical method for the genetic screening of newborns using tandem mass spectrometry A method for screening newborns using electrospray tandem mass spectrometry. The method improves the current protocols that use tandem mass spectrometry by assuring accurate and consistent results at the clinical level through enhanced quality controls and quality assurance protocols as applied to the scan profiling and sample preparation of blood ... 12/22/05 - 20050282289 - Information acquisition method, information acquisition apparatus and sampling table for time of flight secondary ion mass spectroscopy A method for analyzing an object by means of TOF-SIMS is adapted to apply an ionization promoter (metal such as silver or gold) to the object and generate secondary ions that correspond to parent molecules and can be used to determine the type of the object. A segregation/refinement technique such ... 12/15/05 - 20050277201 - Carbon nanotubes and their derivatives as matrix elements for the matrix-assisted laser desorption mass spectrometry of biomolecules and sequencing using associated fragmentation The present invention is directed toward novel matrix elements, generally comprising functionalized carbon nanotubes, for matrix-assisted laser desorption ionization (MALDI)-mass spectroscopy (MS), methods of making such matrix elements, and to methods of using such matrix elements in MALDI-MS applications, particularly for the analysis of biological molecules. In some embodiments, by ... 12/08/05 - 20050272168 - Mass defect filter A method for detecting and identifying metabolites in biological samples includes subjecting the samples to high resolution mass spectrometry (MS) analysis to detect ions of the molecular species. Mass defect values for the detected ions are determined. The method also includes specifying a predetermined range for mass defect values. Detected ... 11/17/05 - 20050255606 - Methods for accurate component intensity extraction from separations-mass spectrometry data The present invention discloses methods for deconvolving and converting 1D mass spectra to 2D mass spectrum in order to obtain migration time centers and total intensities of the neutral mass envelopes of 2D spectra. The present invention also discloses devices that include a preparation/separation unit coupled to a mass spectrometer ... 10/20/05 - 20050233471 - Method of assaying the antioxidant activity of pure compounds, extracts and biological fluids A direct comparisons of the antioxidant activities of various pure compounds (eg., Trolox®(6-hydroxy-2,5,7,8-tetramethylchroman-2-carboxylic acid), extracts and biological fluids (eg. human plasma) can be effected by means of standardisable, objective method of determining and measuring the antioxidative and oxidative radical scavenging activities of a natural or synthetic substance, including the measurement ... 10/20/05 - 20050233470 - Methods and compound mixtures for determining protein activity using nmr spectroscopy The invention relates to methods for determining protein activity using NMR spectroscopy. The present invention provides a method for determining protein activity in vivo using probe compounds and enhancing the nuclear polarisation of NMR active nuclei present in the probe compounds (hereinafter termed “hyperpolarisation”) prior to NMR analysis. The invention ... 09/15/05 - 20050202570 - Method, sensor elements and arrangement for the detection and/or analysis of compounds simultaneously exhibiting nuclear quadrupolar resonance and nuclear magnetic resonance, or double nuclear quadrupolar resonance The present invention contributes to the resolution of the problem of detecting, for example, plastic explosives, which are not easily detected by conventional inspection techniques, as those based on X-ray apparatuses; or those using more sophisticated means from traces of explosive material which may remain, “contaminating” the external surface of ... 09/08/05 - 20050196871 - Method for atmospheric pressure analyte ionization A nonradioactive atmospheric pressure method for ionization of analytes comprises creating an electrical discharge in a carrier gas thus creating metastable neutral excited-state species. The carrier gas containing the excited-state species is directed into a reactant gas to form ions of the reactant gas. The ionized reactant gas is then ... 07/21/05 - 20050158871 - Method for discriminating organic agricultural products from conventional agricultural products by using nitrogen isotope index The present invention provides a method for discriminating an organic farmland from a conventional farmland, comprising; (a) measuring an amount of nitrogen isotope in a soil sample of a farmland; (b) calculating a nitrogen isotope index according to the formula (1) using the resultant nitrogen isotope value and (c) determining ... 06/02/05 - 20050118724 - Method of mass spectrometry A method of mass spectrometry is disclosed wherein ions are trapped for a period of time T within an AC or RF ion guide maintained at a pressure P wherein the product P×T is at least 1 mbar-ms. The effect of trapping the ions according to a preferred embodiment is ... ### FreshPatents.com Support |