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Class 435/177 - Enzyme or microbial cell is immobilized on or in an organic carrier


Subclass of Class 435 - Chemistry: molecular biology and microbiology
Definition: Subject matter wherein the support material is an organic
No. of patents: 1060
Last issue date: 01/10/2012


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NumberTitleIssue Date
8093027Method for producing biocomposite comprising collagen and polymer
The present invention concerns a biocomposite useful in artificial tissue replacement, methods for its production, and methods of use. The biocomposite can be implanted into humans or animals as an artificial tissue for treatment of a tissue defect. The biocomposite...
01/10/2012
8067174Polymerase chain reaction (PCR) method for amplifying a DNA template
The present invention relates to a DNA polymerase immobilized by covalent bonding. More particularly, the present invention relates to an immobilized DNA polymerase whose activity is maximally preserved by masking the active site of the DNA polymerase and optimizing...
11/29/2011
8048660Immobilized enzymes and uses thereof
Disclosed are bioanodes comprising a quaternary ammonium treated NafionĀ® polymer membrane and a dehydrogenase incorporated within the treated NafionĀ® polymer. The dehydrogenase catalyzes the oxidation of an organic fuel and reduces an adenine dinucleotide. The ion...
11/01/2011
7972827Photoswitchable method for the ordered attachment of proteins to surfaces
Described herein is a method for the attachment of proteins to any solid support with control over the orientation of the attachment. The method is extremely efficient, not requiring the previous purification of the protein to be attached, and can be activated by UV...
07/05/2011
7964380Nanoparticles for manipulation of biopolymers and methods of thereof
Matrices for manipulation of biopolymers, including the separation, purification, immobilization and archival storage of biopolymers is disclosed. ...
06/21/2011
7935507Method for testing substances on biomatrices
The invention relates to a method for testing one or several substances. According to said method, a tissue equivalent is cultivated, the substance/s is/are made to affect the tissue equivalent, and it is determined whether the effect of the substance/s has resulted...
05/03/2011
7851189Microencapsulated compositions for endoluminal tissue engineering
A tissue engineering composition adapted for application to an interior surface of a body lumen of a patient. The composition comprises (a) a carrier medium that is adapted to flow and to stably adhere the composition to the body lumen and (b) microcapsules, which a...
12/14/2010
7842487Hyarulonic acid derivative based three dimensional matrix
Use of a biological material containing: e) a three-dimensional matrix based on a hyaluronic acid derivative and optionally f) chondrocytes and/or mesenchymal cells partially or completely differentiated towards chondrocytes for the preparation of a graft to be surg...
11/30/2010
7763448Porous body formed of sericin
The present invention provides a porous body high in safety against environment and living bodies and having a strength high enough to withstand practical use, said porous body comprising, as a skeleton constituent thereof, sericin with an average molecular weight o...
07/27/2010
7723085Analyzing cells immobilized in block copolymers
The present invention provides the use of a composition comprising a block polymer as a support matrix in the manipulation, processing or analysis of particles, such as cells and fluorescent beads. In a preferred embodiment, the composition exhibits gel-sol thermore...
05/25/2010
7700334Photoswitchable method for the ordered attachment of proteins to surfaces
Described herein is a method for the attachment of proteins to any solid support with control over the orientation of the attachment. The method is extremely efficient, not requiring the previous purification of the protein to be attached, and can be activated by UV...
04/20/2010
7700333Immobilization of cells in a matrix formed by biocompatible charged polymers under laminar flow conditions
This invention relates to a method for immobilizing cells under laminar flow conditions in a matrix formed by biocompatible charged polymers, to a flow device for the use with the method of the present invention, and to uses of the polymer matrices containing the ce...
04/20/2010
7687251Method for producing cell culture substrate and apparatus for producing cell culture substrate
A method for producing a cell culture substrate to which cells adhere in a finely processed pattern while retaining the pattern for a long period of time to culture the cells and a production apparatus used in the production method. The method includes: forming a pa...
03/30/2010
7648831Process for manufacturing an insoluble biocatalyst
The purpose of the present invention is to provide a process for protection of enzymatic biocatalysts, constituted by a primary support, wrapped by a secondary matrix. More particularly, the invention is embodied as a bioreactor with a configuration that preserves t...
01/19/2010
RE40555Preparation of agarose coated, solid agarose beads containing secretory cells
Biological agents such as secretory cells are encapsulated in a hydrophilic gel made of agarose or collagen-agarose and gelatin sponge-agarose combinations. In a preferred embodiment, semi-solid beads are formed from a suspension containing collagen, agarose and sec...
10/28/2008
7439062Beads for capturing target cells from bodily fluid
Spheroidal beads present an exterior surface of a hydrophilic hydrogel, which is an isocyanate-functional polymer that is polymerized by urethane bonds and cross-linked by urethane and urea bonds. Sequestering agents present at the surface are covalently bound to is...
10/21/2008
7435569Method of forming a molded protein matrix for use in a sensor
A method for formulating and immobilizing a protein and a protein matrix formed by the method. The protein matrix preparation method results in a physically and chemically stable protein matrix that has low swelling, non-leaching, high activity, and high mechanical ...
10/14/2008
7429377Therapeutic composition containing a plurality of immobilized proteases
A pharmaceutical composition having thrombolytic, anti-inflammatory and cytoprotective properties is described. The composition contains active proteases attached to a gel or to a mixture of a gel with a water-soluble polymer, said attachment being achieved with the...
09/30/2008
7429472Method of immobilizing a protein or molecule via a mutant dehalogenase that is bound to an immobilized dehalogenase substrate and linked directly or indirectly to the protein or molecule
A mutant hydrolase optionally fused to a protein of interest is provided. The mutant hydrolase is capable of forming a bond with a substrate for the corresponding nonmutant (wild-type) hydrolase which is more stable than the bond formed between the wild-type hydrola...
09/30/2008
7422900System and method for forming a connective tissue construct
A system and method are provided for forming a connective tissue construct, such as a tendon construct, in vitro. A substrate is provided with at least two anchors secured thereto in spaced relationship. Fibroblast cells are provided on the substrate in the absence ...
09/09/2008
7422737Porous freeze-dried hydrocolloid beads containing viable microorganisms for biological control
The present invention provides cellular solid carriers comprising viable microorganisms capable of controlling plant pathogens. The cellular solid carriers are formed from water-soluble hydrocolloid beads dried under conditions which preserve their porosity, thereby...
09/09/2008
7419600Method for purifying a branched water-soluble polymer
Multi-armed, monofunctional, and hydrolytically stable polymers are described having the structure wherein Z is a moiety that can be activated for attachment to biologically active molecules such as proteins and wherein P a...
09/02/2008
7417021Biologically active conjugate of a biopolymer and therapeutic agent
A biologically active conjugate is disclosed comprising a biopolymer and a therapeutic agent joined by a disulfide bond. The conjugate, when formulated in a pharmaceutical composition with a suitable carrier, has improved in vivo stability and activity, and can be t...
08/26/2008
7410791Device containing cytophilic islands that adhere cells separated by cytophobic regions
The invention provides a device for adhering cells in a specific and predetermined position, and associated methods. The device includes a plate defining a surface and a plurality of cytophilic islands that adhere cells, isolated by cytophobic regions to which cells...
08/12/2008
7402381Method of immobilizing molecules onto a solid phase substrate and method of fabricating a biosensor using the method
Aspects of the invention can provide a method capable of easily realizing immobilization with the optimum density derived from a concentration control and without phase separation in coadsorption of a number of molecules. The immobilization method can include the st...
07/22/2008
7398161Sampling method and sampling device, and logD measuring method and logD measuring system
A sampling method sampling a lower-layer liquid from a liquid body comprised of two layers of liquids, an upper-layer liquid (octanol) and the lower-layer liquid (buffer solution), without mixing the layers. An extracting device is provided with a tubular apical end...
07/08/2008
7390784Administering bifunctional molecules containing a drug moiety and presenter protein ligand for therapy
Bifunctional molecules and methods for their use in the production of binary complexes in a host are provided. The bifunctional molecule is a conjugate of a drug moiety and a presenter protein ligand. In the subject methods, an effective amount of the bifunctional m...
06/24/2008
7371830Method 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 are used for separating biological material such as nucleic acids. A...
05/13/2008
7371400Multilayer device for tissue engineering
The invention provides for translating two-dimensional microfabrication technology into the third dimension. Two-dimensional templates are fabricated using high-resolution molding processes. These templates are then bonded to form three-dimensional scaffold structur...
05/13/2008
7371247Method and apparatus for penetrating tissue
A tissue penetrating system includes a plurality of penetrating members each having a tip. A penetrating member driver is coupled to the plurality of penetrating members. Each tip of a penetrating member is uncovered during launch of the penetrating member by the pe...
05/13/2008
7364899Device for monitoring haptotaxis
The present invention discloses a device for monitoring haptotaxis including a housing defining a chamber. The chamber comprises: a first well region including at least one first well, the first well configured to receive a test agent therein and further including b...
04/29/2008
7364884Method for producing a hydroxylation catalyst and the use thereof
A process for preparing a hydroxylation catalyst by i) embedding a cystochrome P450 monooxygenase in a sol-gel matrix, ii) embedding an enzymatic NADPH-regenerating system in a sol-gel matrix, and combini...
04/29/2008
7363074Coatings comprising self-assembled molecular structures and a method of delivering a drug using the same
A coating for an implantable medical device is disclosed, the coating including a self-assembled molecular structure. The coating can be used for altering the release rate of a therapeutic substance from the implantable device. ...
04/22/2008
7361369Implant with structure allowing injection of polymer for attaching implant to tissue
Methods and apparatus for bone implants that allow for the directed application of an osteogenic compound. The implant is preferably constructed of a biodegradable polymer formed into a structure having micro-architectural features and includes features that allow f...
04/22/2008
7354733Method 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 cell-selective photophoric labels, which photosensitize and chemically reduce a...
04/08/2008
7354702Processing tissue to produce a biopolymer scaffold for tissue engineering
A method of forming and preserving a bioremodelable, biopolymer scaffold material by subjecting animal tissue, particularly fetal or neo-natal tissue, to chemical and mechanical processing. The process includes, but is not limited to, harvesting the tissue, optional...
04/08/2008
7351787Process for the preparation of activated polyethylene glycols
A process for preparing activated polyethylene glycols is disclosed. In some embodiments, the process includes reacting a molten polyethylene glycol with an activator. In other embodiments, the process includes reacting a polyethylene glycol with an activator in the...
04/01/2008
7347850Adhesion barriers applicable by minimally invasive surgery and methods of use thereof
Biocompatible crosslinked polymers, and methods for their preparation and use with minimally invasive surgery applicators are disclosed. The disclosure includes compositions and methods for in situ formation of hydrogels using minimally invasive surgical techniques....
03/25/2008
7347988Synthesis, uses and compositions of crystal hydrogels
A method is disclosed for creating hydrogels with ordered crystalline structures that exhibit a characteristic colored opalescence. In addition to the unique optical properties, these materials contain a large amount of water in their crosslinked networks. The manuf...
03/25/2008
7341738Lipid-encapsulated polyanionic nucleic acid
Methods for the preparation of a lipid-nucleic acid composition are provided. According to the methods, a mixture of lipids containing a protonatable or deprotonatable lipid, for example an amino lipid and a lipid such as a PEG- or Polyamide oligomer-modified lipid ...
03/11/2008
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