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54 results about "Enkephalin" patented technology

An enkephalin is a pentapeptide involved in regulating nociception in the body. The enkephalins are termed endogenous ligands, as they are internally derived and bind to the body's opioid receptors. Discovered in 1975, two forms of enkephalin have been found, one containing leucine ("leu"), and the other containing methionine ("met"). Both are products of the proenkephalin gene.

Compound and method of treating neurogenic conditions using non-steroidal anti-inflammatory drug complexes

A complex is provided for the treatment of neurogenic conditions having the formula:
where R1 is
M is a metal ion Ca(II), Mg(II), Cu(II) or Ni(II); n is an integer 1 or 2; R is BBB peptide, transferrin, membrane transporter peptide, TAT peptide, bradykinin, beta-endorphin, bombesin, calcitonin, cholecystokinin, an enkephalin, dynorphin, insulin, gastrin, substance P, neurotensin, glucagon, secretin, somatostatin, motilin, vasopressin, oxytocin, prolactin, thyrotropin, an angiotensin, galanin, neuropeptide Y, thyrotropin-releasing hormone, gonadotropnin-releasing hormone, growth hormone-releasing hormone, luteinizing hormone, vasoactive intestinal peptidegluconate, L-lactate, L-leucine, L-tryptophan, and L-glutamate; and R is coupled to M through a carboxylate moiety. Magnesium (II) represents the preferred metal ion as magnesium is known to have neuroprotective effects. The metal ion is in part chelated by a non-steroidal anti-inflammatory drug that does not inhibit platelet activity and includes salicylate and ibuprofenate. The complex also includes a ligand operative in transport across the blood brain barrier. A process for making an inventive complex includes the stoichiometric addition of ligands containing carboxylate groups to a solution of the metal ion. In instances where the metal ion is magnesium (II), a stoichiometric ratio of 1:1:1 is found between the non-steroidal anti-inflammatory ligand:magnesium (II):transporter ligand.
Owner:MILLER LANDON C G

Abstract convex lower-bound estimation based protein structure prediction method

Disclosed is an abstract convex lower-bound estimation based protein structure prediction method. The method includes: firstly, aiming for high-dimensional conformational spatial sampling problems for proteins, adopting a series of transform methods to transform an ECEPP / 3 force field model into an increasing radial convex function in unit simple constraint conditions; secondly, based on an abstract convex theory, proving and analyzing to give out a supporting hyperplane set of the increasing radial convex function; thirdly, constructing a lower-bound underestimate supporting plane on the basis of population minimization conformation subdifferential knowledge under a differential evolution population algorithm framework; fourthly, by the aid of a quick underestimate supporting plane extreme point enumeration method, gradually decreasing a conformational sampling space to improve sampling efficiency; fifthly, utilizing the lower-bound underestimate supporting plane for quickly and cheaply estimating an energy value of an original potential model to effectively decrease evaluation times of a potential model objective function; finally, verifying effectiveness of the method by methionine-enkephalin (TYR1-GLY2-GLY3-PHE4-MET5) conformational spatial optimization examples. The abstract convex lower-bound estimation based protein structure prediction method is high in reliability, low in complexity and high in computation efficiency.
Owner:ZHEJIANG UNIV OF TECH

Compound and method of treating neurogenic conditions using non-steroidal anti-inflammatory drug complexes

A complex is provided for the treatment of neurogenic conditions having the formula:where R1 isM is a metal ion Ca(II), Mg(II), Cu(II) or Ni(II); n is an integer 1 or 2; R is BBB peptide, transferrin, membrane transporter peptide, TAT peptide, bradykinin, beta-endorphin, bombesin, calcitonin, cholecystokinin, an enkephalin, dynorphin, insulin, gastrin, substance P, neurotensin, glucagon, secretin, somatostatin, motilin, vasopressin, oxytocin, prolactin, thyrotropin, an angiotensin, galanin, neuropeptide Y, thyrotropin-releasing hormone, gonadotropnin-releasing hormone, growth hormone-releasing hormone, luteinizing hormone, vasoactive intestinal peptidegluconate, L-lactate, L-leucine, L-tryptophan, and L-glutamate; and R is coupled to M through a carboxylate moiety. Magnesium(II) represents the preferred metal ion as magnesium is known to have neuroprotective effects. The metal ion is in part chelated by a non-steroidal anti-inflammatory drug that does not inhibit platelet activity and includes salicylate and ibuprofenate. The complex also includes a ligand operative in transport across the blood brain barrier. A process for making an inventive complex includes the stoichiometric addition of ligands containing carboxylate groups to a solution of the metal ion. In instances where the metal ion is magnesium(II), a stoichiometric ratio of 1:1:1 is found between the non-steroidal anti-inflammatory ligand:magnesium(II):transporter ligand.
Owner:MILLER LANDON C G

Compositions And Methods For Treatment Of Cancer

InactiveUS20070142287A1Inhibit proliferation and metastasisPeptide/protein ingredientsDepsipeptidesLymphatic SpreadCancer cell
The present invention provides a pharmaceutical composition that includes a) one or both of i) a peptide ligand that binds a zeta receptor and ii) at least one cancer chemotherapeutic agent; and b) a sustained release formulation. The invention also provides a combination including at least a portion of a tissue comprising one or more cells harboring a zeta receptor, such as a cancer cell or a precancerous cell, in contact with a pharmaceutical composition of the invention. Additionally the invention provides a method of treating a pathology that responds to a peptide ligand that binds a zeta receptor that includes a step of contacting a tissue characteristic of the pathology and containing cells harboring a zeta receptor, with a pharmaceutical composition of the invention. The invention further provides methods of inhibiting proliferation or metastasis of a cancer in a subject, including a) surgically excising a tumor characterizing the cancer from the subject; b) ensuring maximal removal of a tumor margin from the tumor site; and c) disposing a pharmaceutical composition of the invention upon a tissue remaining at a tumor margin wherein the tissue contains one or more tumor cells (such as a cancer cell or a precancerous cell) harboring a zeta receptor. The peptide ligand of a zeta receptor may be an enkephalin, an endorphin, a dynorphin, or a derivative thereof. Additionally the pharmaceutical composition may include one or more cancer chemotherapeutic agents.
Owner:BIOMED SOLUTIONS

Computer regulated low frequency drug rehabilitation therapeutic equipment

The invention discloses a low-frequency therapeutic apparatus for drug detoxification, which is regulated and controlled by a computer and is equipment for the drug detoxification and solves the problem of poor effects of healing with drugs for the drug detoxification in the past. The low-frequency therapeutic apparatus for the drug detoxification, regulated and controlled by the computer, comprises a power source and a shell, the shell is internally provided with a controller and the input end of the controller is connected with the computer while the output end of the controller is connected with a therapeutic electrode. By virtue a method of acupuncture points and meridians in the traditional Chinese medical science, a pulse signal generated by the driving of the controller by the computer passes through the therapeutic electrode and a skin electric shocking pulse is directly adopted to stimulate acupuncture points of a human body for treatment, thus promoting the releasing of enkephalin in the human body, further relieving the withdrawal symptoms of opiate narcotics and having the effects of pain easing and spasmolysis and better withdrawal effect than amidone methadone. The therapeutic apparatus of the invention has safe and reliable application, no pain, no side effect, and obvious effects for relieving addiction and controlling relapse. The computer is used for regulating and controlling so as to realize simple operation and accurate curative effect.
Owner:温德发 +2

Topical compositions comprising opioid analgesic and NMDA antagonist

A topical opioid paradigm was developed to determine analgesic peripheral effects of morphine. Topical morphine as well as peptides such as [D-Ala2,MePhe4,Gly(ol)5]enkephalin (DAMGO) produced a potent, dose-dependent analgesia using the radiant heat tailflick assay. The topical drugs potentiated systemic agents, similar to the previously established synergy between peripheral and central sites of action. Local tolerance was rapidly produced by repeated daily topical exposure to morphine. Topical morphine tolerance was effectively blocked by the N-Methyl-D-Aspartate (NMDA) receptors antagonist MK801 and ketamine given either systemically or topically. NMDA receptor antagonists reversed pre-existing morphine tolerance. The activity of topical NMDA antagonists to block local morphine tolerance suggests that peripheral NMDA receptors mediate topical morphine tolerance. Morphine was cross tolerant to [D-Ala2,MePhe4,Gly(ol)5]enkephalin (DAMGO), but not to morphine-6 beta -glucuronide, implying different mechanisms of action. These observations have great importance in the design and use of opioids clinically. Topical pharmaceutical compositions comprising an analgesic that functions through an opiate receptor and an NMDA receptor antagonist for producing analgesia without inducing tolerance are described.
Owner:MEMORIAL SLOAN KETTERING CANCER CENT
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