Abstract: Compositions and methods are provided relating to HCV E2 protein and modifications thereto which enhance the immunogenicity of the protein for vaccine development with respect to the generation of a neutralizing immune response.

Abstract: Compositions comprising aptamers or other binding ligands provide immune cell regulatory signals and specificity to secreted cell molecules at in vivo foci of immune activity.

Abstract: The present disclosure provides POZ derivatives having a range of active functional groups allowing conjugation of POZ derivatives to a variety of target molecules under a wide range of reaction conditions to produce a hydrolytically stable target molecule-POZ conjugate. Furthermore, the present disclosure provides novel methods of synthesis for the disclosed POZ derivatives and hydrolytically stable target molecule-POZ conjugates created using the disclosed terminally activated monofunctional POZ derivatives. In one embodiment, the POZ derivative is a terminally activated monofunctional POZ derivative.

Abstract: The present invention relates to conjugates of 5-fluorouracil, 5-fluorouracil immunogens, antibodies that bind 5-FU and/or 5-FU conjugated to another molecule, and assays for detecting, quantitating, and monitoring amounts of 5-fluorouracil in a sample such as in blood plasma.

Abstract: The present invention relates to the field of bacterial polysaccharide antigen vaccines. In particular, the present invention relates to bacterial polysaccharides conjugated to protein D from H. influenzae.

Abstract: The present invention provides antibodies that bind to angiopoietin-2 (Ang-2) and methods of using same. According to certain embodiments of the invention, the antibodies are fully human antibodies that bind to human Ang-2. The antibodies of the invention are useful, inter alia, for the treatment of diseases and disorders associated with one or more Ang-2 biological activities including angiogenesis.

Abstract: The present invention provides vectors that contain and express in vivo or in vitro FeLV antigens that elicit an immune response in animal or human against FeLV, compositions comprising said vectors and/or FeLV polypeptides, methods of vaccination against FeLV, and kits for use with such methods and compositions.

Abstract: The present invention relates to a gp41 trivalent peptide mimetic having three gp41 N-peptides on a chemical scaffold which conformationally constrains the N-peptides into a trimeric coiled-coil to mimic gp41 presentation. The present invention also relates to N-peptides having the entire HIV gp41 NH2-terminal heptad repeat region and which are capable of forming gp41 peptide mimetics. Such peptide mimetics of HIV-1 gp41 pre-hairpin intermediates can be utilized in a vaccine for the treatment or prevention of HIV-1 infection through eliciting neutralizing antibodies.

Abstract: The present invention provides compositions and methods for producing flocculation moieties in photosynthetic organisms. The photosynthetic organisms are genetically modified to effect production, secretion, or both, of the flocculation moieties. Also provided are methods of flocculating organisms.

Abstract: New methods for the refolding of recombinant granulocyte colony stimulating factor (G-CSF) from inclusion bodies are disclosed. The methods comprise two refolding steps. In particular, the methods comprise the solubilising of G-CSF with a solubilising agent, the oxidative refolding (first refolding step) of G-CSF in the presence of the solubilising agent and an oxidizing agent, the efficient removal of the solubilising agent, and a second refolding step to complete the folding of G-CSF in the absence of the solubilising agent. Various methods are described for the efficient removal of the solubilising agent from partially refolded G-CSF.

Abstract: Methods of increasing the yield in plant expression of recombinant proteins comprising engineering glycosylation sites into cloned genes or cDNAs for proteins using codons that drive post-translational modifications in plants; and engineering the cloned genes or cDNAs to contain a plant secretory signal sequence that targets the gene products (protein) for secretion. The methods result in increased recombinant glycosylated protein yields. Proteins produced according to these methods are disclosed.

Abstract: This invention relates to protein separation and purification methods for both alpha-1-antitrypsin (AAT, also known as alpha-1 proteinase inhibitor, API, and A.sub.1-PI) and Apolipoprotein A-I (ApoA-1) from, for example, a fraction of human blood plasma. In certain embodiments, the invention provides methods for separating AAT from ApoA-1 at the initial stage of purification, so that the same starting material can be used as a source for both proteins. The methods further pertain to providing compositions of AAT and of ApoA-1 suitable for pharmaceutical use and are suitable for large-scale purification.

Abstract: The present invention relates to eukaryotic host cells having modified oligosaccharides which may be modified further by heterologous expression of a set of glycosyltransferases, sugar transporters and mannosidases to become host-strains for the production of mammalian, e.g., human therapeutic glycoproteins. The invention provides nucleic acid molecules and combinatorial libraries which can be used to successfully target and express mammalian enzymatic activities such as those involved in glycosylation to intracellular compartments in a eukaryotic host cell. The process provides an engineered host cell which can be used to express and target any desirable gene(s) involved in glycosylation. Host cells with modified oligosaccharides are created or selected. N-glycans made in the engineered host cells have a Man5GlcNAc2 core structure which may then be modified further by heterologous expression of one or more enzymes, e.g.

Abstract: The invention provides methods for the synthesis of oligosaccharides comprising an aminooxy group. The invention further provides oligosaccharides comprising an aminooxy group, methods for coupling oligosaccharides comprising an aminooxy group to glycoproteins, and oligosaccharide-protein conjugates. Also provided are methods of treating a lysosomal storage disorder in a mammal by administration of an oligosaccharide-protein conjugate.

Abstract: Provided herein are water-soluble carbohydrate polymers which are monoderivatized at their reducing terminus, such that the carbohydrate polymers can be selectively conjugated at a single location. Also provided are methods of preparation and conjugation of the monoderivatized carbohydrate polymers.

Abstract: Fibronectin type III (10Fn3) binding domains having novel designs that are associated with reduced immunogenicity are provided. The application describes alternative 10Fn3 binding domains in which certain immunogenic regions are not modified when producing a binder in order to maintain recognition as a self antigen by the host organism. The application also describes 10Fn3 binding domains in which HLA anchor regions have been destroyed thereby reducing the immunogenic contribution of the adjoining region. Also provided are 10Fn3 domains having novel combinations of modified regions that can bind to a desired target with high affinity.

Abstract: The present invention is directed to a bioconjugate vaccine, such as an O1-bioconjugate vaccine, comprising: a protein carrier comprising a protein carrier containing at least one consensus sequence, D/E-X-N-Z-S/T, wherein X and Z may be any natural amino acid except proline; at least one antigenic polysaccharide from at least one pathogenic bacterium, linked to the protein carrier; and, optionally, an adjuvant. In another aspect, the present invention is directed to a method of producing an O1-bioconjugate in a bioreactor comprising a number steps.

Abstract: Methods and compositions involving polypeptides having an aglycosylated antibody Fc domain. In certain embodiments, polypeptides have an aglycosylated Fc domain that contains one or more substitutions compared to a native Fc domain. Additionally, some embodiments involve an Fc domain that is binds some Fc receptors but not others. For example, polypeptides are provided with an aglycosylated Fc domain that selectively binds Fc?RIIa, but that is significantly reduced for binding to the highly homologous Fc?RIIb receptors. Furthermore, methods and compositions are provided for promoting antibody-dependent cell-mediated toxicity (ADCC) using a polypeptide having a modified aglycosylated Fc domain and a second non-Fc binding domain, which can be an antigen binding region of an antibody or a non-antigen binding region. Some embodiments concern antibodies with such polypeptides, which may have the same or different non-Fc binding domain.

Abstract: The invention provides a method of enhancing the immunogenicity of pathogenic antigens by removing or disrupting intrachain disulfide bonds responsible for maintaining tertiary protein structure. Removal of one or more disulfide bonds can increase the titer of neutralizing antibodies to a pathogen (e.g., a bacterium, fungus, virus, or parasite). The invention also features vaccines, expression vectors, and methods for the manufacture and use thereof.

Abstract: An immunogenic composition having 13 distinct polysaccharide-protein conjugates and optionally, an aluminum-based adjuvant, is described. Each conjugate contains a capsular polysaccharide prepared from a different serotype of Streptococcus pneumoniae (1, 3, 4, 5, 6A, 6B, 7F, 9V, 14, 18C, 19A, 19F and 23F) conjugated to a carrier protein. The immunogenic composition, formulated as a vaccine, increases coverage against pneumococcal disease in infants and young children globally, and provides coverage for serotypes 6A and 19A that is not dependent on the limitations of serogroup cross-protection. Also described is a method for making an immunogenic conjugate comprising Streptococcus pneumoniae serotype 1 polysaccharide covalently linked to a carrier protein, the method including partial de-O-acetylation of the polysaccharide by mild hydrolysis in an alkaline pH buffer.

Abstract: Methods are provided for the treatment of subjects with cognitive or neuropsychiatric impairment induced by substance addiction and for increasing cognitive function in a subject with substance addiction. In some embodiments, the methods include administering to the subject a therapeutically effective amount of a major histocompatibility complex (MHC) molecule including covalently linked first, second, and third domains; wherein the first domain is an MHC class II ?1 domain and the second domain is an MHC class II ?1 domain; or wherein the first domain is an MHC class I ?1 domain and the second domain is an MHC class I ?2 domain; and wherein the third domain is covalently linked to the first domain and comprises an antigen of the central or peripheral nervous system.

Abstract: The disclosure provides directly conjugated polysaccharide vaccine molecules and methods related thereto.

Abstract: The present disclosure relates to a method for preparing recombinant glycoproteins with high sialic acid content. More specifically, for UDP-GlcNAc 2-epimerase/ManNAc kinase (GNE/MNK) enzyme where point mutation was induced by substituting arginine at position 263 by leucine only or by further substituting arginine at position 266 by glutamine, epimerase activity is constantly maintained, and overexpressed cells thereof experience an increase in intracellular cytidine monophosphate (CMP)-sialic acid content, irrespective of CMP-sialic acid concentration.

Abstract: The invention relates to materials and methods of conjugating a water soluble polymer to an oxidized carbohydrate moiety of a therapeutic protein comprising contacting the oxidized carbohydrate moiety with an activated water soluble polymer under conditions that allow conjugation. More specifically, the present invention relates to the aforementioned materials and methods wherein the water soluble polymer contains an active aminooxy group and wherein an oxime or hydrazone linkage is formed between the oxidized carbohydrate moiety and the active aminooxy group on the water soluble polymer, and wherein the conjugation is carried out in the presence of a nucleophilic catalyst.

Abstract: Compositions, methods of making, and methods of using, xenoantigen-displaying anticancer vaccines are described. In another broad aspect, there is provided herein a method of synthesizing an alkynefunctionalized composition of claim 1, comprising: deprotecting an ester comprising a Fmoc moiety to form a free acid; coupling the free acid of step (a) with an amine; and, removing the Fmoc moiety, and coupling the remaining moiety with palmitic acid to yield an alkyne-functionalized composition.

Abstract: The present invention relates to glycoprotein enriched compositions and their use in the treatment and/or prevention of disease, more particular gastro-intestinal diseases. The present invention further relates to the use of a glycoprotein enriched composition as a food or feed additive.

Abstract: The present invention relates to fibronectin-based scaffold domain proteins that bind to myostatin. The invention also relates to the use of these proteins in therapeutic applications to treat muscular dystrophy, cachexia, sarcopenia, osteoarthritis, osteoporosis, diabetes, obesity, COPD, chronic kidney disease, heart failure, myocardial infarction, and fibrosis. The invention further relates to cells comprising such proteins, polynucleotides encoding such proteins or fragments thereof, and to vectors comprising the polynucleotides encoding the proteins.

Abstract: The present invention relates to a compound which is a polysaccharide derivative of EPO, or of an EPO like protein, wherein the polysaccharide is anionic and comprises between 2 and 200 saccharide units. The present invention also relates to pharmaceutical compositions comprising the novel compounds, and methods for making the novel compounds.

Abstract: Disclosed are pharmaceutical and synergistic compositions comprising human recombinant alpha-fetoprotein expressed in eucaryotic cells for preparation of therapeutic agents for use in oncology, immunotherapy, stem cell therapy and cosmetology and also for the diagnosis of cancer and embryonic pathologies.

Abstract: Methods of making a biologically active three-dimensional scaffold capable of supporting growth and differentiation of a cell are described. Biologically active three-dimensional scaffold made by the methods of the invention and an engineered tissue made from the scaffolds are described. Fibers of desired porosity can be obtained from non-structural ECM by lyophilization and/or electrospinning which can be useful for numerous tissue engineering applications requiring complex scaffolds, such as wound healing, artificial skin (burns), soft tissue replacement/repair and spinal cord injury.

Abstract: The present invention relates to a method for producing or identifying a MUC1 molecule which is able to generate an immune response in humans. The invention also relates to a method for producing or identifying a cell, cell lines or cell lysates containing a MUC1 molecule that is able to generate an immune response in humans. The invention further relates to methods for producing medicaments and diagnostic agents. Also disclosed is the use of the MUC1 molecules, cells or cell lysates obtained by means of the methods according to the invention for producing a medicament used for treating or preventing tumours. Further disclosed is a purified MUC1 molecule that can be obtained by means of the methods according to the invention and has an immunostimulating effect on humans. The invention additionally relates to the use of a MUC1 antibody for the production of a medicament used for treating or preventing tumours.

Abstract: A method of preparing an oxidised polysaccharide-protein conjugate by oxidising a polysaccharide with an oxidising agent to form an oxidised polysaccharide and combining such oxidised polysaccharide with a protein. The oxidised polysaccharide is reacted with a protein to form a composition comprising a conjugate wherein the oxidised polysaccharide and the protein are conjugated via one or more imine bonds and wherein the oxidised polysaccharide comprises essentially no alpha-hydroxy aldehyde units. The conjugate may be used to provide sustained or latent activity of the protein.

Abstract: Methods and assays for oversulfated glycosaminoglycans are provided. In an embodiment, the present disclosure provides a method for detecting oversulfated glycosaminoglycan (OS-GAG) in a heparin sample. The method comprises placing the heparin sample onto a support comprising immobilized heparin and contacting the heparin sample on the support with a binding compound that attaches to the heparin and forms a heparin-binding compound complex. The binding compound also has a greater affinity for attaching to the OS-GAG than to the heparin in the heparin sample and forms an OS-GAG-binding compound complex. The method can further comprise detecting an amount of the heparin-binding compound complex on the support, and determining an amount of OS-GAG in the heparin sample based on the amount of the heparin-binding compound complex on the support.

Abstract: The present invention relates to a method for purifying lactoferrin, which is a pharmacologically important milk protein having various physiological activities, from a secretory fluid containing lactoferrin.

Abstract: Provided is a bioprocessing device including a hybrid of (1) a protein having a redox potential; and (b) a single strand DNA (ssDNA) conjugated to the protein. The bioprocessing device of the present invention has a function of information reinforcement, information regulation, or information amplification. This bioprocessing device of the present invention presents a new concept of biocomputing system enabling various functions.

Abstract: The present invention relates to a pharmaceutical composition for inhibiting tumor development, which comprises Tamm-Horsfall glycoprotein, native or pegylated and a pharmacologically acceptable excipient, therapeutic methods and uses.

Abstract: The present invention provides compositions comprising a DNA-nanostructure and at least one targeting moiety, wherein the at least one targeting moiety is linked to the DNA-nanostructure; and wherein the at least one targeting moiety is selected from the group consisting of antigens, aptamers, shRNAs and combinations thereof, and methods of use thereof.

Abstract: The invention relates to compositions of vault complexes containing recombinant cytokine fusion proteins that include a cytokine and a vault targeting domain, and methods of using the vault complexes to deliver the cytokines to a cell or subject, and methods for using the compositions to treat cancer, such as lung cancer.

Abstract: The present invention relates to a method of labelling biological molecules with 18F, via attachment to fluorine to a macrocyclic metal complex of a non-radioactive metal, where the metal complex is conjugated to the biological molecule. Also provided are pharmaceutical compositions, kits and methods of in vivo imaging.

Abstract: The invention provides immunogenic polysaccharide protein conjugates comprising capsular polysaccharides from N. Meningitidis serogroup X and methods for preparation thereof. The present invention relates to N. meningitidis X saccharide-carrier protein conjugates prepared by a conjugation reaction. Accordingly, the instant invention relates to multivalent meningococcal polysaccharide protein conjugate composition comprising capsular saccharide from serogroups X and at least one capsular saccharide from A, C, W135 and Y wherein, i) polysaccharides A C W135 X are sized mechanically whereas polysaccharide Y is sized chemically, ii) all saccharide are conjugated to carrier protein via a linker with a cyanylation conjugation chemistry iii) all saccharide to protein ratios in final conjugates are between 0.2-0.6 and iv) at least two different carrier proteins selected from the group consisting of TT, DT and CRM197 are utilized.

Abstract: Methods for preparing an oligosaccharide—protein carrier immunogenic conjugate or a polysaccharide—protein carrier immunogenic conjugate. The methods include obtaining an oligosaccharide or polysaccharide having a KDO moiety located at the terminal reducing end of the oligosaccharide or polysaccharide that includes a carbonyl functional group; and reacting the carbonyl functional group of the KDO moiety with an aminooxylated protein carrier molecule resulting in a conjugate that includes a covalent oxime bond between the oligosaccharide and the protein carrier or the polysaccharide and the protein carrier.

Abstract: Soluble and membrane-anchored forms of Lassa virus (LASV) glycoprotein 1 (GP1), glycoprotein 2 (GP2), the glycoprotein precursor (GPC), the nucleocapsid protein (NP), and the nucleic acids encoding these proteins are disclosed, as well as diagnostic and preventative methods using these compositions. Also disclosed are methods including preparation of vaccines, factors (e.g. small molecules) that inhibit LASV infectivity, and diagnostic and therapeutic antibodies including neutralizing antibodies for the prevention and treatment of infection by LASV and other arenaviruses.

Abstract: The object of the present invention is to provide a glycosylated polypeptide having uniform sugar chain structure which has interferon ? activity. It was found that a glycosylated polypeptide having uniform sugar chain structure as well as having interferon ? activity can be prepared by a method comprising a step of synthesizing a glycosylated peptide fragment and at least two peptide fragments and a step of linking the glycosylated peptide fragment and the at least two peptide fragments.

Abstract: A method of detecting active TB in a patient comprising providing at least one peptide comprising an amino acid sequence with at least 80% sequence identity to a sequence selected from SEQ. ID NOS. 1 to 8, or an antigenic fragment thereof and contacting the peptide with a biological sample obtained from the patient. The presence of an antibody in the sample binding to the peptide is indicative of active TB in the patient.

Abstract: The present invention relates to the novel compound classes of dendritic polyglycerol sulfates and sulfonates as well as to their production and use for the treatment of diseases, particularly inflammatory diseases, and to their use as selectin inhibitors and selectin indicators. The dendritic polyglycerol sulfates and sulfonates are also suitable for imaging diagnostics, particularly with respect to inflammatory diseases.

Abstract: The present invention provides methods for treating chronic heart failure patients using the medication comprising neuregulin. The methods comprise first performing a companion diagnostic test of each patient before treatment; and then providing a suitable treatment to the patient according to the results of the companion diagnostic test. When the result of the test is within a favorite treatment zone, the patient is suitable for heart failure treatment by administering an effective amount of neuregulin.

Abstract: The invention describes methods and kits for detecting and determining current and future synthetic cannabinoids from the JWH and CP families. Unique antibodies derived from novel immunogens enable said methods and kits.

Abstract: A chemoenzymatic method for the preparation of a homogeneous glycoprotein or glycopeptide, including (a) providing an acceptor selected from the group consisting of GlcNAc-protein and GlcNAc-peptide; and (b) reacting the acceptor with a donor substrate including an activated oligosaccharide moiety, in the presence of a catalyst comprising endoglycosidase (ENGase), to transfer the oligosaccharide moiety to the acceptor and yield the homogeneous glycoprotein or glycopeptide. The donor substrate includes, in a specific implementation, a synthetic oligosaccharide oxazoline. A related method of glycoprotein or glycopeptide remodeling with a predetermined natural N-glycan or a tailor-made oligosaccharide moiety, and a method of remodeling an antibody including a heterogeneous sugar chain, are also described. The disclosed methodology enables glycoprotein drugs to be modified for prolonged half-life in vivo, reduced immunogenicity, and enhanced in vivo activity, and for targeting and drug delivery.

Abstract: The present invention relates to multivalent polypeptides comprising at least two fibronectin scaffold domains connected via a polypeptide linker. The invention also relates to multivalent polypeptides for use in diagnostic, research and therapeutic applications. The invention further relates to cells comprising such proteins, polynucleotide encoding such proteins or fragments thereof, and to vectors comprising the polynucleotides encoding the innovative proteins.

Abstract: Provided is a method for producing synthetic amylospheroids efficiently, the method including agitating a liquid containing amyloid ?-peptides in the presence of a plasticizer. Amylospheroid refers to an assembly of amyloid ?-peptides that selectively can induce cell death of functionally mature neurons. Amylospheroid is considered to play a central role in the development of Alzheimer's disease and dementia with Lewy bodies.