Matches 1 - 50 out of 109 1 2 3 >
Match Document Document Title
7625730 Method for classifying and counting leukocytes  
There is provided a method for classifying and counting leukocytes with abnormal DNA amount, which comprises: (1) a step of staining cells in a sample obtained from a hematological sample by...
7611614 Method of cell capture  
Embodiments of methods and devices are disclosed for the manipulation (e.g., concentration, purification, capture, trapping, location, transfer) of analytes, e.g., biomolecules, with respect to...
7582443 Method for the detection and measurement of Hapten-conjugated biological binding entities by western and dot-blot using anti-hapten antibodies  
The invention is a procedure for measuring the binding of an entity (ligand) to a surface by using a hapten-conjugated version of the ligand (hapten-ligand). An excess of the hapten-ligand is...
7569373 Method for counting megakaryocytes  
A method for counting megakaryocytes in a specimen is described. In the method, first, erythrocytes in the specimen are lysed and nucleic acid in the megakaryocytes is stained with a fluorescent...
7527924 Method and apparatus for viable and nonviable prokaryotic and eukaryotic cell quantitation  
A rapid method for the quantitation of various live cell types is described. The method may include a variety of steps including: 1) suspending the cells in a detergent-like compound, 2) isolating...
7521187 Method for freeze-drying nucleic acid/block copolymer/cationic surfactant complexes  
This invention relates generally to the freeze-drying of formulations comprising a polynucleotide, a block copolymer and a cationic surfactant. In the presence of a cryoprotectant or bulking agent,...
7476313 Apparatus for mixing magnetic particles  
An apparatus and method for carrying out the affinity separation of a target substance from a liquid test medium by mixing magnetic particles having surface immobilized ligand or receptor within...
7439048 Apparatus for acoustic ejection of circumscribed volumes from a fluid  
This invention is directed to the use of focused energy, particularly focused acoustic energy, in the spatially directed ejection of circumscribed volumes of a fluid which differ in acoustic...
7399609 Staphylococcus detection  
The invention relates to methods of detecting staphylococcus.
7384559 Device and method for treating magnetic particles  
A device for treating magnetizable or magnetically attractable particles which are present in a liquid, comprising a holder for one ore more reaction vessel(s) with the liquid containing the...
7371830 Method for separating biological material from a fluid using magnetic particles  
Magnetic particles are prepared containing a magnetic core coated with a glass layer having a substantially pore-free glass surface or having pores with a diameter of less than 10 nm. The particles...
7354733 Method for sorting and separating living cells  
We disclose methods of sorting or separating mixtures of living cells (e.g., eukaryotic, prokaryotic, mammalian, pathogenic, bacterial, viral, etc.). We perform our methods by activating...
7351558 Solventless extraction process  
The present invention provides a method for extracting lipids from microorganisms without using organic solvent as an extraction solvent. In particular, the present invention provides a method for...
7306924 Biosensor and related method  
A method for collecting a microbiological substance utilizes a micro fabricated biochip having a collection chamber. A fluid sample containing a microbiological entity of interest is delivered to...
7270986 Ejection of localized volumes from fluids  
A method is provided for acoustically ejecting from a channel or other container a plurality of fluid droplets, each of which contains one or more particles or other localized volumes. The...
7157257 Method of treating biological cells and/or their cell components with electrical fields  
A method is described for treating biological cells and/or their cell components with electrical fields in a reaction medium, in which an inhibitor is added to the reaction medium to counteract the...
7151000 Method of concentrating proteins from serum  
A sample is prepared from blood in a manner which makes it possible to further analyze proteins in the sample, e.g. to detect prions in the sample. Blood is extracted, allowed to clot and subjected...
7135144 Method for the manipulation of a fluid sample  
The invention provides a device and method for the manipulation of materials (e.g., particles, cells, macromolecules, such as proteins, nucleic acids or other moieties) in a fluid sample. The...
7125696 Method for preparing a polypeptide soluble in an aqueous solvent in the absence of detergent  
A invention concerns a novel method for preparing a polypeptide soluble in an aqueous solvent in the absence of detergent, and polypeptides obtainable by said method. The invention also concerns...
7014744 Method of purification and concentration using AC fields with a transfer tip  
Embodiments of methods and devices are disclosed for the manipulation (e.g., concentration, purification, capture, trapping, location, transfer, etc.) of analytes, e.g., biomolecules, with respect...
6989086 Channel-less separation of bioparticles on a bioelectronic chip by dielectrophoresis  
The present invention comprises devices and methods for performing channel-less separation of cell particles by dielectrophoresis, DC high voltage-pulsed electronic lysis of separated cells,...
6955924 Laminin chains: diagnostic uses  
The instant invention provides for the identification, diagnosis, monitoring, and treatment of invasive cells using the laminin 5 gamma-2 chain protein or nucleic acid sequence, or antibodies thereto.
6930314 Light detection device  
Apparatus and methods for optical illumination and/or detection with improved flexibility and/or read speed. The apparatus and methods may include mechanisms for selecting and switching between...
6908766 Device and method for capturing biological tissues  
A device and method for capturing a biological tissue, comprises cutting a minute biological cellular tissue using a contactless cutting apparatus, wherein, by inverting a biological tissue slide...
6900029 Method of selection of a population or subpopulation of a sample utilizing particles and gravity sedimentation  
A separation procedure for separating a selected desired or undesired population from a biological sample utilizing relatively heavy, dense particles and gravity sedimentation. The particles have...
6887362 Dielectrophoretic separation and immunoassay methods on active electronic matrix devices  
This invention relates to devices and methods for performing active, multi-step molecular and biological sample preparation and diagnostic analyses employing immunochemical techniques. It relates...
6870047 Magnetic pigment  
Magnetic particles are prepared containing a magnetic core coated with a glass layer having a substantially pore-free class surface or having pores with a diameter offices than 10 nm. The particles...
6849423 Focused acoustics for detection and sorting of fluid volumes  
A method is provided for acoustically ejecting from a channel or other container a plurality of fluid droplets, each of which contains one or more particles or other localized volumes. The...
6777214 Method for controlling organisms and material therefor, method for selective adsorption of proteins and material therefor, cement material and biomaterial  
A method for controlling organisms which comprises growing, decreasing, activating or inactivating cells, bacteria, viruses or fungi at an N-surface or a P-surface of a ceramic which is formed by...
6773903 Laser cell purification system  
A process and apparatus for cell purification and ablation is disclosed. The present invention comprises a laser system which directs radiant energy at computer or manually selected individual...
6767699 Method for the quantitation of alphavirus replicon particles  
Methods of production and purification for viruses and virus-derived vectors, including those related to alphaviruses, are disclosed. In one aspect, methods of purification that subject alphavirus...
6660493 Hydrodynamic enhanced dielectrophoretic particle trapping  
Hydrodynamic enhanced dielectrophoretic particle trapping carried out by introducing a side stream into the main stream to squeeze the fluid containing particles close to the electrodes producing...
6635181 Continuous, hybrid field-gradient device for magnetic colloid based separations  
A continuous, hybrid magnetic field gradient device for colloidal magnetic affinity separation having an axially-rotating horizontal glass tube, and a plurality of axially located repeating...
6630299 Fluorescence detection  
The present invention provides methods of detecting and/or characterizing the viral vector particle content of a medium. A medium is provided and contacted with an excitation energy such that, if a...
6602422 Micro column system  
A separation and release process for purifying biological material on a micro separation column includes release of the biological material from magnetic carriers and elution from the micro...
6544727 Methods and devices for the removal of psoralens from blood products  
Methods and devices for the removal of psoralens and psoralen photoproducts from blood products are described. The methods include contacting a psoralen- and irradiation-treated blood product with...
6531304 Method for modifying the dispersion characteristics of metal organic-prestabilized or pre-treated nanometal colloids  
The present invention relates to a process for modifying the dispersing properties of organometallic-prestabilized or organometallic-pretreated nanometal colloids by reacting reactive metal-carbon...
6417011 Methods and materials for improved high gradient magnetic separation of biological materials  
Improvements in the existing procedures and materials for conduct of high gradient magnetic separation (HGMS) are disclosed. The use of plastic coated matrices especially small spheres or balls...
6346196 Flow-through, hybrid magnetic field gradient, rotating wall device for enhanced colloidal magnetic affinity separations  
A slowly rotating separation chamber with an oscillating axial magnetic field gradient created by an alternating current solenoid superimposed on a steady radial gradient in a horizontal chamber is...
6337215 Magnetic particles having two antiparallel ferromagnetic layers and attached affinity recognition molecules  
Magnetic particles are prepared and used for selective separation of affinity bound partners in solution. The magnetic particles have large magnetic moments which can be made such that different...
6287832 Method and apparatus for fractionation using generalized dielectrophoresis and field flow fractionation  
The present disclosure is directed to a novel apparatus and novel methods for the separation, characterization, and manipulation of matter. In particular, the invention combines the use of...
6255477 Particles having a magnetic core and outer glass layer for separating biological material  
Magnetic glass particles are prepared containing a magnetic core coated with a glass layer having a substantially pore-free glass surface. The particles are used for separating biological material...
6228624 Method to select and transfect cell subpopulations  
A method for transfecting and separating cells is disclosed. The method comprises preparing magnetic particles coated with genetic material and a cell-specific ligand, and using the particles to...
6210881 Method for reducing inhibitors of nucleic acid hybridization  
The present invention relates to a method for reducing the amount of substances inhibitory to nucleic acid hybridization in samples. The method is practiced prior to release of target nucleic acid...
6184011 Method of releasing solid matrix affinity adsorbed particulates  
A method of releasing particulates from a solid matrix is provided. The method is effected adding to the solid matrix a degrading enzyme capable of degrading the solid matrix, to thereby release...
6143510 Measuring method using whole blood sample  
A method for quantitatively measuring analyte in an undiluted whole blood sample is disclosed which involves contacting an undiluted whole blood sample comprising the analyte with...
6127151 Antigenic preparations and the isolation of such preparations  
A method of deriving an antigen from Bordetella pertussis, wherein the antigen is characterized by the following features: a relative molecular weight of about 67,000 to 73,000 as determined by...
6123860 Method for separating cell populations by thermophilic characteristics  
The method for removing a thermophilic group of cells from a source of mixed cells, such as blood, comprises the steps of obtaining a sample, testing the sample to determine the temperature...
6120735 Fractional cell sorter  
A method and apparatus for the fraction sorting of cells is provided. The invention include a dispensing device, aspirating device, flow channel and a magnetic assembly. A first fractional sorting...
5985593 Compositions and methods for enzymatic decontamination  
The present invention is related to a method for the enzymatic decontamination of specimens as a means to control microbiological contamination. The compositions and methods of the invention are...
Matches 1 - 50 out of 109 1 2 3 >