Matches 201 - 250 out of 265 < 1 2 3 4 5 6 >
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5731008 Electrically hydrolyzed salines as microbicides  
A microbiocidal solution for in vivo and in vitro treatment of microbial infections contains an electrolyzed saline containing regulated amounts of ozone and active chlorine species wherein the...
5723324 Apparatus and method for electrostatic endothelial cell seeding and DNA transfection in a vascular prosthesis  
An apparatus and method are provided for in vitro seeding endothelial cells and transfecting DNA on the luminal wall of a vascular prosthesis. The apparatus has an internal conductor and an...
5712086 Process for transfusing cell containing fractions sterilized with radiation and a quencher of type I and type II photodynamic reactions  
A process is presented for transfusing cells which have been sterilized with radiation and a quencher of type I and type II photodynamic reactions. The cells are removed from a donor and exposed to...
5691190 Phaffia rhodozyma mutants, process for producing β-carotene and use of β-carotene rich biomass  
The subject of the present invention is Phaffia rhodozyma mutants blocked in the step of conversion of β-carotene in the pathway of biosynthesis of astaxanthin. The present invention also relates...
5670332 Enzymatic reactions and apparatus for carrying them out  
A water-supported enzymatic reaction is carried out with the substrate and the enzyme present in the solid phase. Either the water does not form a liquid continuum around substrate and enzyme, or...
5665762 Decontaminating clinical samples  
The present invention contemplates methods of decontaminating human fluids prior to processing in the clinical laboratory. The techniques handle large volumes of human serum without impairing the...
5656450 Activation of latent transforming growth factor β by matrix vesicles  
A latent growth factor such as transforming growth factor beta (TGFβ) is converted to active form by matrix vesicles or an extract from matrix vesicles. The matrix vesicles may be stimulated with...
5656468 Cells or tissue coated with non-fibrogenic alginate less than 200 μm thick  
An electrostatic process is used for coating a biological material with a uniform, continuous polymer layer by discharging a suspension of the biological material in a gelable coating polymer...
5643742 System for electronically monitoring and recording cell cultures  
This invention provides an improved system for monitoring and recording cell cultures. A method for measuring a delay period for an alternating current voltage applied across a pair of pins...
5633129 Electrophoretic detection and separation of mutant DNA using replaceable polymer matrices  
The disclosure relates to a method for resolving double-stranded DNA species differing by at least one base pair. Each of the species is characterized by an iso-melting domain with a unique melting...
5632957 Molecular biological diagnostic systems including electrodes  
A system for performing molecular biological diagnosis, analysis and multi-step and multiplex reactions utilizes a self-addressable, self-assembling microelectronic system for actively carrying out...
5622848 Electrically hydrolyzed salines as microbiocides for in vitro treatment of contaminated fluids containing blood  
A microbiocidal solution for in vivo and in vitro treatment of microbial infections includes an electrolyzed saline containing regulated amounts of ozone and active chlorine species wherein the...
5605662 Active programmable electronic devices for molecular biological analysis and diagnostics  
A self-addressable, self-assembling microelectronic device is designed and fabricated to actively carry out and control multi-step and multiplex molecular biological reactions in microscopic...
5597457 System and method for forming synthetic protein crystals to determine the conformational structure by crystallography  
A method for forming synthetic crystals of proteins in a carrier fluid by use of the dipole moments of protein macromolecules that self-align in the Helmholtz layer adjacent to an electrode. The...
5573927 Antibiotic susceptibility test  
This invention relates to a method for biodetection and identification of antibiotic susceptibility tested in bacteria by cerating spectrum against target cells and comparing them.
5565320 Quality control assay for platelet decontamination  
A quality control assay to verify adequate treatment of blood product following decontamination with furocoumarins and light. The methods involve measuring the inhibition of template-dependent...
5558996 Fungus extraction method, kit, and extraction solution  
A method and kit for extracting fungus from a plant. An extraction solution is combined with tissue from a plant and the combination is agitated, preferably by shaking, to extract a detectable...
5556958 Inactivation of pathogens in clinical samples  
The present invention contemplates methods of decontaminating human fluids prior to processing in the clinical laboratory. The techniques handle large volumes of human serum without impairing the...
5538867 Process for the electrochemical regeneration of pyridine cofactors  
The present invention relates to a process for the electrochemical regeneration of pyridine cofactors. The process of the invention is characterized by the use, in a reaction medium subjected to...
5525198 Electrorheological crystallization of proteins and other molecules  
An electrorheological crystalline mass of a molecule is formed by dispersing the molecule in a dispersion fluid and subjecting the molecule dispersion to a uniform electrical field for a period of...
5516670 Magnetophoretic particle delivery method and apparatus for the treatment of cells  
A method of delivering particles into a cellular specimen such that there is minimal disruption or damage to the specimen. In accordance with the method, a monodispersion of tiny acicular...
5510033 Electrokinetic transport of microorganisms in situ for degrading contaminants  
The method and apparatus of the present invention feature the use of and electric current to induce movement of bacteria in situ to degrade contaminants in aquifers.
5482833 Test to determine predisposition or susceptibility to DNA associated diseases  
Cellular DNA repair enzyme activity has been found to be an indicator of susceptibility or predisposition of an individual to DNA associated diseases. The activity of the enzyme adenosine...
5459072 Food-grade integration vectors for industrial bacterial strains  
The present invention is directed to integration vectors including food-grade integration vectors, a method of increasing the stability of the inheritance of genes in microorganisms and transformed...
5424302 Process for the production of starch degradation products with a narrow molecular weight distribution  
A process is described for the production of starch degradation products with a narrow molecular weight distribution which is characterized in that a native starch, a starch derivative, a partially...
5403730 Process for the selective deactivation of esterases and catalases in trigonopsis variabilis cells by microwave heating while retaining D-amino acid oxidase activity  
Microwave heating of intact Trigonopsis variabilis cells to 60°-68° C. for 20-40 seconds selectively deactivates esterases and catalases while retaining the activity of D-amino acid oxidase. The...
5372929 Methods for measuring the inactivation of pathogens  
Methods for measuring pathogen inactivation, and in particular, methods for measuring pathogen inactivation in blood and blood products after photochemical decontamination. The methods involve...
5350686 Microwave acceleration of enzyme-catalyzed modification of macromolecules  
A method of enhancing the enzyme-catalyzed modification of macromolecules comprising exposure of the enzyme and its macromolecule substrate to microwaves is disclosed. A frequency of from 1800 to...
5296963 Apparatus and method for applying a laser beam through a microscope  
An inverted microscope is adapted so that a specimen thereon e.g. cells can be irradiated by a laser beam. The laser beam is guided from a laser source by a series of adjustably movable reflectors...
5288605 Methods for inactivating bacteria in blood preparations with 8-methoxypsoralen  
Methods and compositions are described for treating contaminants in material intended for in vivo use, and in particular blood and blood products for human use. Contaminants in blood cell...
5250284 Method for increasing nuclear magnetic resonance signals in living biological tissue using zinc  
A method of enhancing a magnetic resonance signal comprising the steps of administering a quantity of a selected magnetic isotope to a living biological tissue at a concentration greater than the...
5232844 Photodynamic inactivation of viruses in cell-containing compositions  
The present invention concerns the product produced by inactivating extracellular lipid enveloped pathogenic virus or intracellular pathogenic virus in a composition containing >1×10 9 ...
5217888 Yeast with high content of arginine  
The present invention relates to yeast with a high arginine content which belongs to Kluyveromyces polysporus and has resistance to ethionine.
5186800 Electroporation of prokaryotic cells  
Electroporation of prokaryotic cells is achieved by the application of high-intensity electric fields of short duration to reversibly permeabilize the cell walls. Preferably, the field strength of...
5089385 Method of culturing cells in a flow-through cell cultivation system  
A flow-through cell cultivation apparatus and method is described. The flow-through cell cultivation system comprises a flowcell, a chamber inside the flowcell for holding cells, and a flowcell...
5079145 Process for preparing microorganisms used for making phenyl acetyl carlinol (PAC)  
Mutations are induced in a microorganism selected from the species Saccharomyces cerevisiae or from the species Candia flareri. The resulting mutants are cultured in the presence of a fermentation...
5028541 Flow-through cell cultivation system  
A flow-through cell cultivation apparatus and method is described. The flow-through cell cultivation system comprises a flowcell, a chamber inside the flowcell for holding cells, and a flowcell...
5023172 Predictive assay for tumor control  
An in vitro method for determining clonogenicity of and measuring the effect of physical (such as radiation or heat) or chemical treatment on mammalian test cells, including normal and tumor test...
4999284 Enzymatically amplified piezoelectric specific binding assay  
A quartz crystal microbalance assay in which the binding of analyte to a surface on or near a quartz crystal microbalance (QCM) is detected by a conjugate which comprises an enzyme capable of...
4983516 Bioelectrochemical measurement of microbial activity using a working electrode of carbon-bearing porous material  
Microbial activity in an aqueous medium is measured in a bioelectrochemical cell in which the working electrode comprises an electrically conductive carbon-bearing porous material; suitably a...
4861704 Processes for development of acceptance of transplanted organs and tissues  
A patient's acceptance of a transplanted organ or tissue from a donor may be enhanced by irradiating donor-specific blood with ultraviolet-B radiation at a dosage of less than 1000 J/M 2 so as to...
4847198 Detection and indentification of bacteria by means of ultra-violet excited resonance Raman spectra  
A bacterial suspension is contacted by a single vavelength in the ultra-violet range. A portion of the light energy used is absorbed and a portion of the light energy is emitted. The emitted light...
4788038 Process for killing cells  
The present invention relates to a method for killing cells characterized by bringing a material containing living cells into contact with a non-conductor-carrying photosemiconductor material or a...
4767717 Method of detecting and quantitating cell malignancy in biological tissue  
A method of detecting and quantitating cell malignancy in biological tissue is provided and initially includes preparing a tissue sample having a substantially constant thickness. The tissue sample...
4574116 Methods and cell lines for immortalization and monoclonal antibody production by antigen-stimulated B-lymphocytes  
Methods are provided for producing fusion partners which involve employing an immortalized human myeloma cell line sensitive to HAT and having an additional dominant selectable resistance marker...
4528265 Processes and products involving cell modification  
Living mammalian cells are modified by subjecting them to the influence of the ions from a metal electrode, for example of silver, which is placed in contact with them and which is made...
4395397 Apparatus and method for killing unwanted cells  
Method and apparatus for removing, from a flowing liquid stream containing a suspension of living cells, a subpopulation of unwanted cells having one or more characteristics distinguishing them...
4346172 Electrochemical process and apparatus to control the chemical state of a material  
Electrochemical process and apparatus to control the chemical state of a material, that is, to cause said material to retain desired characteristics in an environment that normally would cause a...
4327180 Method and apparatus for electromagnetic radiation of biological material  
Living cells suspensed in a saline buffering media are exposed to microwave radiation without raising the temperature of the cells, to study the non-thermal effects of radiation on the cells, in an...
4250139 Microwave sterilization of dry protein  
Method for decontaminating proteinaceous host materials from microorganisms, while retaining chemical, physical and physiological properties of said host proteinaceous materials, said method...
Matches 201 - 250 out of 265 < 1 2 3 4 5 6 >