Abstract: The present invention relates to novel somatostatin-dopamine chimeric analogs and their therapeutic uses for the inhibition, prevention, and/or treatment of neoplasia, neuroendocrine tumors, Cushing's disease/syndrome, and other conditions.

Abstract: The present invention relates to a method for the purification of cyclopeptides of general formula (3) by means of a silicate.

Abstract: Synthesized macrocyclic ligand, CN2097 and analogs, optimized with systemic structure modifications to develop the compounds with lower molecular weights and less peptidic characters.

Abstract: Melanocortin receptor-specific cyclic peptides of the formula where R1, R2, R3, R4, R5, R6, R7, R8 and R9 are as defined in the specification, compositions and formulations including the peptides of the foregoing formula or salts thereof, and methods of preventing, ameliorating or treating melanocortin-1 receptor-mediated or responsive diseases, indications, conditions and syndromes.

Abstract: The present invention is directed to antimicrobial compounds which have an affinity for binding bones. More particularly, the invention is directed to phosphonated derivatives of glycopeptide or lipoglycopeptide antibiotics. These compounds are useful as antibiotics for the prevention or treatment of bone and joint infections, especially for the prevention and treatment of osteomyelitis.

Abstract: Peptide derivatives, their stereoisomers, mixtures thereof and/or their pharmaceutically acceptable salts, a method of obtaining them, pharmaceutical compositions containing them and the use thereof for the treatment, prevention and/or diagnosis of those conditions, disorders and/or pathologies in which the sstr1, sstr2, sstr3, sstr4 and/or sstr5 somatostatin receptors are expressed.

Abstract: The invention provides a cyclic polypeptide of Formula I (SEQ ID NO: 1): X1-R-X3-X4-L-S-X7-X8-X9-X10-X11-X12-X13??I or an amide, an ester or a salt thereof, or a bioconjugate thereof, wherein X1, X3, X4, X7, X8, X9, X10, X11, X12 and X13 are defined herein. The polypeptides are agonist of the APJ receptor.

Abstract: The present invention relates to orally disintegrating or dissolving pharmaceutical compositions comprising linaclotide or pharmaceutically acceptable salts thereof, as well as to various methods and processes for the preparation and use of the compositions.

Abstract: Disclosed is a Fusarium strain producing novel cyclic pentadepsipeptides which are of excellent multidrug resistance-reversing activity and inhibitory activity against cancer cells. Also, novel cyclic pentadepsipeptides are provided as active ingredients of the compositions useful in the treatment of cancer and diseases associated with multidrug resistance.

Abstract: Provided is a family of intramolecularly quenched imaging agents for use in both in vivo and in vitro imaging that contain at least one enzymatically cleavable oligopeptide and two fluorophores or a fluorophore and a quencher. When subjected to proteolytic cleavage, at least one fluorophore is unquenched and becomes capable of producing a fluorescent signal upon excitation with light of an appropriate wavelength. Also provided are in vivo and in vitro imaging methods using such imaging agents.

Abstract: A method for treatment of infection with Listeria spp., Plasmodium spp., or Shigella spp. includes administering a peptide or a pharmaceutically acceptable salt of the peptide to an individual in need of treatment for the infection.

Abstract: The present invention provides a novel macrocyclic compound of general Formula (I) having histone deacetylase (HDAC) inhibitory activity, a pharmaceutical composition comprising the compound, and a method useful to treat diseases using the compound.

Abstract: The template-fixed ?-hairpin peptidomimetics Cyclo(-Tyr-His-X-Cys-Ser-Ala-DPro-Dab-Arg-Tyr-Cys-Tyr-Gln-Lys-DPro-Pro), disulfide bond between Cys4 and Gys11, and pharmaceutically acceptable salts thereof, with X being Ala or Tyr, have CXCR4 antagonizing properties and can be used for preventing HIV infections in healthy individuals or for slowing and halting viral progression in infected patients; or where Cancer is mediated or resulting from CXCR4 receptor activity; or where immunological diseases are mediated or resulting from CXCR4 receptor activity; or for treating immuno suppression; or, in particular, for stem cell mobilization of peripheral blood stem cells and/or mesenchymal stem cell (MSC) and/or other stem cells which retention depend on the CXCR4-receptor. These ?-hairpin peptidomimetics can be manufactured by a process which is based on a mixed solid- and Solution phase synthetic strategy, using methods which are well known to those adequately skilled in peptide chemistry.

Abstract: The invention discloses highly purified daptomycin and to pharmaceutical compositions comprising this compound. The invention discloses a method of purifying daptomycin comprising the sequential steps of anion exchange chromatography, hydrophobic interaction chromatography and anion exchange chromatography. The invention also discloses a method of purifying daptomycin by modified buffer enhanced anion exchange chromatography. The invention also discloses an improved method for producing daptomycin by fermentation of Streptomyces roseosporus. The invention also discloses high pressure liquid chromatography methods for analysis of daptomycin purity. The invention also discloses lipopeptide micelles and methods of making the micelles. The invention also discloses methods of using lipopeptide micelles for purifying lipopeptide antibiotics, such as daptomycin. The invention also discloses using lipopeptide micelles therapeutically.

Abstract: The invention is directed to isomeric mixtures of cyclosporine analogues that are structurally similar to cyclosporine A. The mixtures possess enhanced efficacy and reduced toxicity over the individual isomers and over naturally occurring and other presently known cyclosporines and cyclosporine derivatives. Embodiments of the present invention are directed toward cis and trans-isomers of cyclosporin A analogs referred to as ISATX247, and derivatives thereof. Mixtures of ISATX247 isomers exhibit a combination of enhanced potency and reduced toxicity over the naturally occurring and presently known cyclosporins. ISATX247 isomers and alkylated, arylated, and deuterated derivatives are synthesized by stereoselective pathways where the particular conditions of a reaction determine the degree of stereo selectivity. The ratio of isomers in a mixture comprises greater than about 80 percent by weight of the E-isomer and less than about 20 percent by weight of the Z-isomer, based on the total weight of the mixture.

Abstract: Disclosed is a preparation method for caspofungin, comprising the steps: (a) a compound as represented in Formula 2 and a strong leaving group 5 are mixed to obtain a compound as represented in Formula 3; (b) the compound as represented in Formula 3 and ethylenediamine are mixed to obtain a compound as represented in Formula 4; and, (c) the compound as represented in Formula 4 is mixed with a hydroxyl protection agent, and then a borane complex is mixed in to obtain a compound as represented in Formula 1.

Abstract: The present invention relates generally to tissue differentiation factor (TDF) analogs. More specifically, the invention relates to structure-based methods and compositions useful in designing, identifying, and producing molecules, which act as functional modulators of TDF-like receptors. The invention further relates to methods of detecting, preventing, and treating TDF-associated disorders.

Abstract: A peptide is described, which consists of 7-17 adjacent amino acids and comprises the hexamer TXEXXE, wherein X, X and X can be any natural or non-natural amino acid, wherein the peptide has no TNF receptor binding activity and is cyclized, for the prevention and treatment of hyperpermeability of epithelial cells and endothelial cells.

Abstract: The invention relates to a peptide compound and its pharmaceutical composition for inhibiting platelet aggregation and preventing/treating thrombogenic diseases. The invention develops pentapeptides and hexapeptides derived from snake venom C-type lectin-like proteins (CLPs) fragments, which can inhibit platelet aggregation and have antithrombotic activity without hemorrhagic tendency. Accordingly, they can be used as potential agents for the prevention and therapy of thrombogenic diseases.

Abstract: ?-Hairpin peptidomimetics of the general formula Cyclo(—Xaa1—Xaa2—Xaa3—Cys4—Xaa5—Xaa6—Xaa7—Xaa8—Arg9—Tyr10—Cys11—Xaa12—Xaa13—Xaa14—Xaa15—Xaa16—), disulfide bond between Cys4 and Cys11, and pharmaceutically acceptable salts thereof, with Xaa1, Xaa2, Xaa3, Xaa5, Xaa6, Xaa7, Xaa8, Xaa12, Xaa13, Xaa14, Xaa15 and Xaa16 being amino acid residues of certain types which are defined in the description and the claims, have CXCR4 antagonizing properties and can be used for preventing HIV infections in healthy individuals or for slowing and halting viral progression in infected patients; or where cancer is mediated or resulting from CXCR4 receptor activity; or where immunological diseases are mediated or resulting from CXCR4 receptor activity; or for treating immunosuppression; or during apheresis collections of peripheral blood stem cells and/or as agents to induce mobilization of stem cells to regulate tissue repair.

Abstract: The present invention relates to novel cyclosporine analogues having antiviral activity against HCV and useful in the treatment of HCV infections. More particularly, the invention relates to novel cyclosporine analogue compounds, compositions containing such compounds and methods for using the same, as well as processes for making such compounds.

Abstract: In general, the invention relates to methods of synthesizing AbA derivatives that are useful for treating infection and amenable to further chemical elaboration. These novel methods are scalable for industrial production and employ safer, simpler, and more efficient process conditions. Furthermore, the invention also provides novel compounds and intermediates useful for implementing the methods described herein and/or for the treatment of infection.

Abstract: This application describes a family of compounds acting as ?-arrestin effectors. Such compounds may provide significant therapeutic benefit in the treatment of chronic and acute cardiovascular diseases.

Abstract: This invention relates to repeated administration of antigen-specific immunotherapeutics using protocols, or elements thereof, that do not induce immunosuppression. In some embodiments, the protocol has been previously shown not to induce immunosuppression in a subject.

Abstract: Drag derivatives are provided herein which are suitable for loading into liposomal nanoparticle carriers. In some preferred aspects, the derivatives comprise a poorly water-soluble drag derivatized with a weak-base moiety that facilitates active loading of the drag through a LN transmembrane pH or ion gradient into the aqueous interior of the LN. The weak-base moiety can optionally comprise a lipophilic domain that facilitates active loading of the drag to the inner monolayer of the liposomal membrane. Advantageously, LN formulations of the drag derivatives exhibit improved solubility, reduced toxicity, enhanced efficacy, and/or other benefits relative to the corresponding free drags.

Abstract: The present invention relates to methods of reducing blood pressure in a subject by administering a plasma kallikrein inhibitor.

Abstract: Template-fixed ?-hairpin peptidomimetics of the general formula (I) wherein Z is a template-fixed chain of 12, 14 or 18 ?-amino acid residues which, depending on their positions in the chain (counted starting from the N-terminal amino acid), are Gly, NMeGly, Pro or Pip, or of certain types which, as the remaining symbols in the above formula, are defined in the description and the claims, and salts thereof, have CXCR4 antagonizing properties. These ?-hairpin peptidomimetics can be manufactured by a process which is based on a mixed solid- and solution phase synthetic strategy.

Abstract: Cross-linked peptides related to human p53 and bind to HMD2 or a family member of HDM2 useful for promoting apoptosis, e.g., in the treatment of and identifying therapeutic agents that binding to HMD2 or a family member of HDM2.

Abstract: Disclosed herein are novel peptides and protected peptides. These compounds can be derived from naturally occurring peptides, such as those selected from colistin, circulin A, polymyxin A, polymyxin B, polymyxin D, octapeptin B, octapeptin C, and [Ile7]polymyxin B1. Also disclosed are pharmaceutical compositions containing the new peptides, as well as methods for preparing the novel peptides and protected peptides.

Abstract: Peptides useful in determining the presence of autoantibodies in patients suffering from rheumatoid arthritis are disclosed.

Abstract: Embodiments of the invention are directed to methods of treating, inhibiting or attenuating a microbial infection in an individual who has or is at risk for developing such an infection, comprising the step of administering an effective amount of a TLR9 agonist and a TLR 2/6 agonist to the individual.

Abstract: The present invention relates to the preparation of compounds, in particular to the preparation of compounds of formula (I), which may be used with a compound of formula (VI), or a salt thereof as intermediates for the preparation of antifungal agents, preferably micafungin (MICA) or a salt thereof.

Abstract: The invention relates to peptide derivatives (peptides and pseudo-peptides) and the use thereof as vectors for molecules of interest. The invention also relates to conjugates containing a peptide derivative of the invention bound to a molecule of interest. The peptides of the invention can be used, in particular, to vectorize, generally in the form of prodrug conjugates, molecules of pharmaceutical or diagnostic interest such as, for example, therapeutic molecules, imaging or diagnostic agents, or molecular probes, across cell membranes of different tissues or organs, healthy or pathologic, and in particular to enable their transport across physiological barriers of the nervous system such as the Blood brain barrier (BBB), Blood-spinal cord barrier (BSCB), or Blood-retinal barrier (BRB).

Abstract: In some aspects, the present invention provides cell-reactive compstatin analogs and compositions comprising cell-reactive compstatin analogs. In some aspects, the invention further provides methods of using cell-reactive compstatin analogs, e.g., to inhibit complement-mediated damage to a cell, tissue, or organ. In some aspects, the invention provides long-acting compstatin analogs and compositions comprising long-acting compstatin analogs. In some aspects, the invention further provides methods of using long-acting compstatin analogs, e.g., to inhibit complement-mediated damage to a cell, tissue, or organ. In some aspects, the invention provides targeted compstatin analogs and compositions comprising targeted compstatin analogs. In some aspects, the invention further provides methods of using targeted compstatin analogs, e.g., to inhibit complement-mediated damage to a cell, tissue, or organ.

Abstract: The present invention relates to compounds which bind to Beta Trans-ducin repeat-containing protein (PTrCP), and modulate the activity of 13TrCP. In particular, the invention relates to compounds which demonstrate optimised binding to PTrCP. The invention also relates to pharmaceutical compositions comprising such compounds and the use of such compounds as medicaments, specifically for the treatment of disorders associated with aberrant protein degradation, such as cancer. The preferred binding inhibitors are peptides derived from the motive DSGXXS, e.g. DEGFWE, DDGFWD and Succinyl-EGFWE.

Abstract: A compound of the general Structure (VII) or (VIII) including isoteres and pharmaceutically acceptable salts thereof, wherein R1, R2 (where X=—CONR6—), R3 and R7 are the same or different and each represents an amino-acid side chain moiety; R2 (where X=—CHZ—), R4 and R6 are the same or different and each represents hydrogen, C1-C6 alkyl, C2-C6 alkenyl, or C2-C6 alkynyl; K represents a linear or branched chain of carbon atoms and containing 1-10 atoms; L represents a moiety capable of chelating zinc in the active site of a histone deacetylase (HDAC) or of conversion to such a moiety in vivo (by hydrolysis or reduction, for example); M is a linear or branched chain of carbon or other atoms and containing 1-10 atoms, and capable of undergoing in vivo cleavage to give Structure (VII); and Z is a heteroatom bonded to the macrocycle by a single or double bond, and any other group bonded to Z is H or a protecting group.

Abstract: ?-Hairpin peptidomimetics of the general formula Cyclo(-Xaa1-Xaa2-Xaa3-Cys4-Xaa5-Xaa6-Xaa7-Xaa8-Arg9-Tyr10-Cys11-Xaa12-Xaa13-Xaa14-Xaa15-Xaa16-), disulfide bond between Cys4 and Cys11, and pharmaceutically acceptable salts thereof, with Xaa1, Xaa2, Xaa3, Xaa5, Xaa6, Xaa7, Xaa8, Xaa12, Xaa13, Xaa14, Xaa15 and Xaa16 being amino acid residues of certain types which are defined in the description and the claims, have CXCR4 antagonizing properties and can be used for preventing HIV infections in healthy individuals or for slowing and halting viral progression in infected patients; or where cancer is mediated or resulting from CXCR4 receptor activity; or where immunological diseases are mediated or resulting from CXCR4 receptor activity; or for treating immunosuppression; or during apheresis collections of peripheral blood stem cells and/or as agents to induce mobilization of stem cells to regulate tissue repair.

Abstract: The present invention relates to compounds that are cationic vancomycin analogues and their compositions. Method of making the compounds and their use as medicament for the treatment of bacterial infection are also disclosed.

Abstract: The present invention provides novel peptidomimetic macrocycles and methods of using such macrocycles for the treatment of disease.

Abstract: Disclosed herein are methods of making cyclosporin A Form 2.

Abstract: The invention discloses highly purified daptomycin and to pharmaceutical compositions comprising this compound. The invention discloses a method of purifying daptomycin comprising the sequential steps of anion exchange chromatography, hydrophobic interaction chromatography and anion exchange chromatography. The invention also discloses a method of purifying daptomycin by modified buffer enhanced anion exchange chromatography. The invention also discloses an improved method for producing daptomycin by fermentation of Streptomyces roseosporus. The invention also discloses high pressure liquid chromatography methods for analysis of daptomycin purity. The invention also discloses lipopeptide micelles and methods of making the micelles. The invention also discloses methods of using lipopeptide micelles for purifying lipopeptide antibiotics, such as daptomycin. The invention also discloses using lipopeptide micelles therapeutically.

Abstract: The invention relates to disulfide-rich dimer molecules which inhibit binding of ?4?7 to the mucosal addressin cell adhesion molecule (MAdCAM) in vivo, and show high selectivity against ?4?1 binding.

Abstract: The present invention provides acyclic polypeptide fragment of CD20 comprising (i) a contiguous amino acid sequence consisting of amino acid residues SEKNS (SEQ ID NO:67); (ii) a first cysteine residue which is present at a region N-terminal to the contiguous amino acid sequence and (iii) a second cysteine residue which is present at a region C-terminal to the contiguous amino acid sequence, wherein the cyclic polypeptide is oxidised by the presence of a disulphide bond formed between the first and second cysteine residues. Also described is the use of the cyclic peptide fragment to generate antibodies which bind specifically to CD20. Antibodies which bind specifically to the cyclic peptide fragment for use in treatment of B-cell mediated conditions in felines and canines are also described.

Abstract: The present invention relates to crystalline and crystal-like forms of lipopeptides, including daptomycin, a lipopeptide antibiotic with potent bactericidal activity against gram-positive bacteria, including strains that are resistant to conventional antibiotics. The present invention relates to methods of purifying lipopeptides, including daptomycin, a lipopeptide antibiotic with potent bactericidal activity against gram-positive bacteria, including strains that are resistant to conventional antibiotics. The present invention also relates to pharmaceutical compositions comprising the purified form of the lipopeptide and methods of using these compositions.

Abstract: Melanocortin receptor-specific cyclic peptides of the formula where R1, R2, R3, R4, R5, R6, R7, R8, R9, R10 and z are as defined in the specification, compositions and formulations including the peptides of the foregoing formula, and methods of preventing, ameliorating or treating melanocortin receptor-mediated diseases, indications, conditions and syndromes.

Abstract: Formulations have been developed to treat or reduce the spread of respiratory infections, especially chronic or drug resistant infections, particularly tuberculosis (TB), severe acute respiratory syndrome (SARS), meningococcal meningitis, Respiratory syncytial virus (RSV), influenza, and small pox. Formulations include a drug or vaccine in the form of a microparticle, nanoparticle, or aggregate of nanoparticles, and, optionally, a carrier, which can be delivered by inhalation. Giving the drugs via an inhaler sidesteps the problems associated with oral or injectable drugs by bypassing the stomach and liver, and delivering the medication directly into the lungs. In one embodiment, the particle containing the agent is a large porous aerosol particle (LPPs). In another embodiment, the particles are nanoparticles, which can be administered as porous nanoparticle aggregates with micron diameters that disperse into nanoparticles following administration.

Abstract: The invention is directed to isomeric mixtures of cyclosporine analogues that are structurally similar to cyclosporine A. The mixtures possess enhanced efficacy and reduced toxicity over the individual isomers and over naturally occurring and other presently known cyclosporines and cyclosporine derivatives. Embodiments of the present invention are directed toward cis and trans-isomers of cyclosporin A analogs referred to as ISATX247, and derivatives thereof. ISATX247 isomers and alkylated, arylated, and deuterated derivatives are synthesized by stereoselective pathways where the particular conditions of a reaction determine the degree of stereoselectivity. Stereoselective pathways may utilize a Wittig reaction, or an organometallic reagent comprising inorganic elements such as boron, silicon, titanium, and lithium. The ratio of isomers in a mixture may range from about 10 to 90 percent by weight of the (E)-isomer to about 90 to 10 percent by weight of the (Z)-isomer, based on the total weight of the mixture.

Abstract: The invention relates to analogs of angiotensins, in particular to cyclised analogs having Ang(1-8) agonistic or antagonistic activity and to cyclised Ang(1-7) analogs with agonistic or antagonistic activity and displaying improved proteolytic resistance compared to their linear counterparts. Provided is a cyclic angiotensin peptide analog comprising a thioether-bridge linkage between the amino acids corresponding to positions Tyr4 and Pro7 in naturally occurring Angiotensin. Also provided is the use of analogs in therapy, for example hypertension.

Abstract: Compositions and methods for activating MK2, augmenting permeability barriers, such as epithelial and/or endothelial barriers, and treating diseases, conditions, disorders, and/or injuries associated therewith, such as pulmonary edema and other lung diseases and injuries are provided herein.

Abstract: Use of constructs which bind to one or more natriuretic peptide receptors and include a plurality of amino acid residues and at least one amino acid surrogate of formula I: where R, R?, Q, Y, W, Z, J, x and n are as defined in the specification, and optionally at least one prosthetic group, for the prophylaxis or treatment of airway diseases, including but not limited to inflammation-related airway diseases, acute asthma or chronic obstructive pulmonary disease, methods of prophylaxis and treatment of airway diseases and pharmaceutical compositions and formulations for the prophylaxis or treatment of airway diseases.