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Class 530/345 - Chemical aftertreatment, e.g., acylation, methylation, etc.


Subclass of Class 530 - Chemistry: natural resins or derivatives; peptides or proteins; lignins or reaction products thereof
Definition: Processes in which a preexisting peptide is chemically modified.
No. of applications: 231
Last issue date: 03/22/2012


1            
Application No.Application TitleIssue Date
20120070378LANTHANIDE ION COMPLEXES AND IMAGING METHOD
A Ianthanide complex, method of forming and method of using the lanthanide complex as a near-infrared luminescent material are described. The complex includes at least one lanthanide ion and at least one polydentate ligand derived from a molecule having the general form...
03/22/2012
20120052481Assays for detecting modified compounds
Provided are methods and compositions which are useful for separating, isolating, detecting, and quantifying compounds of interest which have been modified chemically, enzymatically or catalytically from other compounds which have not been so modified. The modifications...
03/01/2012
20120035346LUMINESCENT COMPOUNDS
Dyes and photoluminescent compounds based on polymethine dyes that contain at least one alkyl-phosphonate or substituted alkyl-phosphonate group, including the synthetic precursors, methods of synthesis, and applications thereof. Certain embodiments include heterocyclic...
02/09/2012
20120022230IONIZABLE ISOTOPIC LABELING REAGENTS FOR RELATIVE QUANTIFICATION BY MASS SPECTROMETRY
Relative quantification of metabolites by Electrospray Ionization Mass Spectrometry (ESI-MS) requiring a mechanism for simultaneous analysis of multiple analytes in two or more samples. Labeling reagents that are reactive to particular compound classes and differ only i...
01/26/2012
20120022231Method for Manufacturing Cubic Diamond Nanocrystals
A method for manufacturing cubic diamond nanocrystals (10) comprising the following successive steps: (a) providing crystalline diamond powder where the maximum particle size of the powder is equal or more than 2 um and equal or less than 1 mm; (b) milling said c...
01/26/2012
20120010124Cell Penetrating Peptide Conjugates for Delivering of Nucleic Acids into a Cell
The invention provides cell penetrating peptide-nucleic acid conjugates having the formula P-L-N, wherein P is a cell penetrating peptide, N is a nucleic acid, preferably an oligonucleotide and more preferably a siRNA, and L is a hydrophilic polymer, preferably a polyet...
01/12/2012
20110306125Protein Expression Methods
The present invention relates to compositions and methods for obtaining (e.g., expressing, isolating and/or purifying) polypeptides capable of binding to and/or activating the guanylate cyclase C receptor....
12/15/2011
20110301327EPITOPE ANALOGS
Some embodiments relate to analogs of peptides corresponding to class I MHC-restricted T cell epitopes and methods for their generation. These analogs can contain amino acid substitutions at residues that directly interact with MHC molecules, and can confer improved, mo...
12/08/2011
20110293644COMPOSITIONS AND METHODS FOR TREATMENT OF CELIAC DISEASE
The invention provides agents and vaccines for treating and diagnosing celiac disease. In particular, the present invention provides a combination of three peptides that are useful for treating and diagnosing celiac disease in a large proportion of patients....
12/01/2011
20110294869SELF DELIVERING BIO-LABILE PHOSPHATE PROTECTED PRO-OLIGOS FOR OLIGONUCLEOTIDE BASED THERAPEUTICS AND MEDIATING RNA INTERFERENCE
Disclosed herein are compositions and methods for generating ribo-nucleic neutral (RNN) or deoxyribo-nucleic-neutral (DNN) polynucleotides with reduced anionic charge, for improved intracellular delivery. Also disclosed herein are methods of using RNN and DNN compositio...
12/01/2011
20110294189BIOMOLECULE POLYMER CONJUGATES AND METHODS FOR MAKING THE SAME
Methods for producing biomolecule-polymer conjugates, such as polypeptide-polymer conjugates, include attachment of an initiator agent to a biomolecule and in situ polymerization of a polymer from defined sites on the biomolecule. The conjugates may have desirable pharm...
12/01/2011
20110274618DIAGNOSTIC AND/OR THERAPEUTIC AGENT, METHOD FOR THE MANUFACTURE THEREOF AND USE THEREOF
The invention relates to the fields of materials sciences and medicine and relates to an agent, which can be used, for example, as a contrast medium for the localization of cancer cells. The object of the present invention is to disclose an agent which sensitively and s...
11/10/2011
20110256552METHOD FOR PREPARING A SUBSTRATE FOR IMMOBILIZING A CELL, SAID SUBSTRATE AND USES THEREOF
The present invention relates to a method of preparation of a solid substrate capable of immobilizing at least one cell and/or at least one part of a cell, said method comprising a step consisting of fixing, to said solid substrate, a fusogenic compound capable of being...
10/20/2011
20110245462Non-Fluorescent Quencher Compounds and Biomolecular Assays
Bis-diazo, triaryl and aryldiazo-N-arylphenazonium quencher moieties, substituted with electron-withdrawing and electron-donating substituents which induce polarity in the delocalized aryl/diazo ring systems, are useful as labels when attached to biomolecules such as po...
10/06/2011
20110237774METHOD FOR INTRODUCING DOTA
The invention provides a method for introducing 1,4,7,10-tetraazacyclododecane-N,N′,N″,N′″-tetraacetic acid (DOTA) into a compound such as a peptide. The method comprises a first step for preparing a mixed liquid of DOTA having no protecting group and dimethylsu...
09/29/2011
20110226620Highly Homogeneous Molecular Markers for Electrophoresis
The invention relates to marker molecules for identifying physical properties of molecular species separated by the use of electrophoretic systems. The invention further relates to methods for preparing and using marker molecules....
09/22/2011
20110213124METHODS AND SYSTEMS FOR SYNTHESIS OF A D-AMINOLUCIFERIN PRECURSOR AND RELATED COMPOUNDS
Methods and systems to generate 6-amino-6-deoxy-D-luciferin precursor, 2-cyano-6-aminobenzothiazole and related compounds and derivatives...
09/01/2011
20110213046NANOPARTICLES
Nanoparticles can include a core linked to a polymerizable moiety that can be polymerized, cross-linked or cured. The polymerizable nanoparticles can be included in a composition for a polymerization, cross-linking or curing reaction in an amount and disposition suffici...
09/01/2011
20110212127Method for Preserving Polypeptides Using a Sugar and Polyethyleneimine
The invention relates to the preservation of an active agent, such as a polypeptide, by contacting the active agent with a preservation mixture including a sugar and polyethyleneimine....
09/01/2011
20110201781CYSTEINE LABELING SYSTEM AND METHOD OF USE THEREOF
A method of use of a cysteine labeling system includes: providing a 2-cyano benzothial core with a covalently-linked biomolecule X in a reaction environment; and reacting the 2-cyano benzothial core to an N-terminal cystenine....
08/18/2011
20110189095CRKL TARGETING PEPTIDES
Provided are methods and compositions for selectively targeting CRKL through the use of targeting peptides. Selective targeting of secreted CRKL through the use of a targeting peptide may be used, for example, in the treatment of cancer to deliver a chemotherapeutic com...
08/04/2011
20110183889SALICYLANILIDE MODIFIED PEPTIDES FOR USE AS ORAL THERAPEUTICS
This invention pertains to the surprising discovery that salicylanilides, e.g., niclosamide and/or niclosamide analogues can be reacted with a therapeutically active peptide to produce a modified peptide complex that shows increased resistance to proteolysis and that sh...
07/28/2011
20110165606METHODS FOR MODIFYING, ISOLATING, DETECTING, VISUALIZING, AND QUANTIFYING CITRULLINATED AND/OR HOMOCITRULLINATED PEPTIDES, POLYPEPTIDES AND PROTEINS
The present invention relates to methods and compositions for modifying, isolating, detecting, visualizing, and quantifying citrulline and/or homocitrulline-containing peptides, polypeptides, and proteins using mono- and disubstituted glyoxal derivatives. The invention ...
07/07/2011
20110159566Methods and Reagents for Preparing Multifunctional Probes
Multifunctional probes are synthesized in a single step using peptide scaffold-based multifunctional single-attachment-point reagents. To obtain multifunctional probes using the methods of the invention, a substrate (e.g., a nanoparticle, polymer, antibody, protein, low...
06/30/2011
20110151538AFFINITY PURIFICATION BY COHESIN-DOCKERIN INTERACTION
The present invention is directed to truncated dockerin polypeptides, recombinant polypeptides and affinity systems comprising the truncated dockerin polypeptide, methods of generating same, and methods of use thereof to purify, isolate, and detect molecules of interest...
06/23/2011
20110150837Amphiphilic polymer functionalized by methionine
The present invention relates to new amphiphilic polymers comprising hydrophobic groups and methionine groups.

It also relates to compositions with a controlled release profile comprising such polymers, non-covalently combined with an activ...

06/23/2011
20110143384METHODS OF PEPTIDE MODIFICATION
The present invention relates to a method of improving the resistance of a peptide or peptidomimetic to degradation by trypsin which comprises incorporating into said peptide or peptidomimetic a C-terminal capping group of formula (I): X—Y—Z (I) wherein X is a N ato...
06/16/2011
20110144303Biologically Active Peptidomimetic Macrocycles
The present invention provides biologically active peptidomimetic macrocycles with improved properties relative to their corresponding polypeptides. The invention additionally provides methods of preparing and using such macrocycles, for example in therapeutic applicati...
06/16/2011
20110142792Compositions for Increasing Polypeptide Stability and Activity, and Related Methods
This disclosure provides peptides, polypeptides, fusion polypeptides, compositions, and methods for enhancing or increasing the stability of a polypeptide (e.g., Taq polymerase). Such peptides, polypeptides, fusion polypeptides, or compositions include polypeptides link...
06/16/2011
20110144304Chemical Modification of Proteins
The invention relates to methods for selectively converting a cysteine residue in a peptide or protein to the dehydroalanine (Dha) residue. The method also works on selenocysteine and substituted cysteine and selenocysteine residues, resulting in the Dha residue which m...
06/16/2011
20110136201HETEROCYCLE-SUBSTITUTED XANTHENE DYES
The present invention relates to fluorescent dyes in general. The present invention provides a wide range of fluorescent dyes and kits containing the same, which are applicable for labeling a variety of biomolecules, cells and microorganisms. The present invention also ...
06/09/2011
20110136723NOVEL REAGENTS AND METHOD FOR CONJUGATING BIOLOGICAL MOLECULES
A compound of the general formula X-[Q-W—(CH═CH)n—(CH2)2-L]m (I) in which X represents a polymer; Q represents a linking group; W represents an electron-withdrawing group; n represents 0 or an integer of from 1 to 4; L r...
06/09/2011
20110135733ALDEHYDE CONJUGATED FLAVONOID PREPARATIONS
There is provided a method of conjugating a polymer containing a free aldehyde group with a flavonoid in the presence of an acid catalyst, such that the polymer is conjugated to the C6 or C8 position of the flavonoid A ring. The resulting conjugates may be used to form ...
06/09/2011
20110124841Polypeptides Modified by Protein Trans-Splicing Technology
The present invention relates to a method of preparing modified polypeptides, by linking a target polypeptide to a carrier molecule that is designed to bear one or more water-soluble polymer molecules, via protein trans-splicing. The polymer molecules can be attached to...
05/26/2011
20110118441Synthesis of Highly Fluorescent Peptide-Metallic Nanoclusters as Bio-probes
A method of one reaction step for synthesis of peptide template fluorescent metal nanoclusters as bioprobes. Specific targeting peptide containing a metal reactive group is synthesized and used to react with a metal salt solution under a sufficient pH condition at room ...
05/19/2011
20110110854Methods and Compositions for Improved F-18 Labeling of Proteins, Peptides and Other Molecules
The present application discloses compositions and methods of synthesis and use of 68Ga, 18F or 19F labeled molecules of use in PET or MRI imaging. Preferably, the 18F or 19F is conjugated to a targeting molecule by...
05/12/2011
20110104783STEREOISOMER PEPTIDES, LIGAND-TARGETED MULTI- STEREOISOMER PEPTIDE POLYMER CONJUGATES, AND USES THEREOF
The invention provides compounds of the formula Poly-([SP-LI]n-PL-L2) including a collection of 152 peptides useful to create the compounds, and their uses thereof for the treatment of a variety of mammalian diseases. The compound, a novel ligand-targeted multi-stereois...
05/05/2011
20110098446Use of a tetraphenylborate (TPB) salt for the separation of biomolecules
Process for the separation of a biomolecule containing at least one cationic group from a liquid medium containing said biomolecule, which comprises the use of a tetraphenylborate (TPB) salt....
04/28/2011
20110097758Peptide Conjugates and Fluorescence Detection Methods for Intracellular Caspase Assay
Polypeptides labelled with a donor and acceptor pair of dyes selected from a dibenzorhodamine dye and a diamino-benzophenoxazine dye are peptide conjugates which are useful for intracellular and bead-based assays with fluorescence detection. Peptide conjugates with a ca...
04/28/2011
20110098445COVALENT ATTACHMENT OF PEPTIDES AND BIOLOGICAL MOLECULES TO LUMINESCENT SEMICONDUCTOR NANOCRYSTALS
A method for covalent attachment of peptides to luminescent quantum dots or other inorganic nanoparticles. The first step in the method involves functionalizing at least a portion of a surface of the quantum dot or nanoparticle with one or more materials having at least...
04/28/2011
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