WO2007083634A1 - 外傷性神経障害および/または運動機能障害の治療薬 - Google Patents
外傷性神経障害および/または運動機能障害の治療薬 Download PDFInfo
- Publication number
- WO2007083634A1 WO2007083634A1 PCT/JP2007/050521 JP2007050521W WO2007083634A1 WO 2007083634 A1 WO2007083634 A1 WO 2007083634A1 JP 2007050521 W JP2007050521 W JP 2007050521W WO 2007083634 A1 WO2007083634 A1 WO 2007083634A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- therapeutic agent
- oligosaccharide
- keratan sulfate
- derivative
- gal
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/70—Carbohydrates; Sugars; Derivatives thereof
- A61K31/715—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
- A61K31/737—Sulfated polysaccharides, e.g. chondroitin sulfate, dermatan sulfate
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
Definitions
- the present invention relates to a therapeutic agent for traumatic neuropathy and Z or motor dysfunction, and particularly to a therapeutic agent for traumatic neuropathy due to spinal cord injury and Z or motor dysfunction.
- Non-patent Document 1 L4 represented by the following formula, which is a keratan sulfate disaccharide, has an inhibitory action on interleukin 12 (IL-12) expression.
- Gal represents a galactose residue
- GlcNAc represents an N-acetylyldarcosamine residue
- 6S represents that the hydroxyl group at the 6-position is a 6-O-sulfate ester
- ⁇ -4 -4 Represents a ⁇ 1-4 glycosidic bond.
- IL-12 is expressed at high levels in MRL-lprZlpr mice, immortalizing T lymphocytes (CD4-CD8-) and swelling lymphoid organs (lymph nodes and spleen) It is known (Non-Patent Document 2). Furthermore, it has been reported that administration of L4 reduces the blood IL 12 concentration, induces cell death in T lymphocytes, and shrinks lymphoid organs (Non-patent Document 1).
- Non-patent Document 3 The role of IL-12 in spinal cord injury is unknown
- Patent Document 1 Japanese Patent Laid-Open No. 2-57182
- Patent Document 2 International Publication No. W096 / 16166 Pamphlet
- Patent Document 3 International Publication No. W096 / 16973 Pamphlet
- Patent Document 4 JP 2001-89493 A
- Non-Patent Document 1 Xu H, Kurihara H, Ito T, Kikuchi H, Yoshida K, Yamanokuchi H, Asa ri A.
- the keratan sulfate disaccharide Gal (6S03) betal, 4-GlcNAc (6S03) modulates i nterleukin 12 production by macrophages in murine Thy— 1 type autoimmune disease J Biol Chem. 2005 May 27; 280 (21): 20879-86.
- Non-Patent Document 2 Xu H, Kurihara H, Ito T, Nakajima S, Hagiwara E, Yamanokuchi H, A sari A.
- IL— 12 enhances lymphoaccumulation by suppressing cell death of T cells in MRL-lpr / lpr mice. J Autoimmun. 2001 Mar; 16 (2): 87—95.
- Non-Patent Document 3 Basu S, Aballa TC, Ferrell SM, Lynne CM, Brackett NL. Inflammator y cytokine concentrations are elevated in seminal plasma of men with spinal cora inj uries. J Androl. 2004 Mar— Apr; 25 (2): 250— 4.
- Non-Patent Document 4 Kubota, M., Yoshida, K., Tawada, A., and Ohashi, M. (2000) Eur. J. Mass Spectrom. 6, 193-203
- Non-Patent Document 5 Basso DM, Beattie MS, Bresnahan JC, A sensitive and reliable locom otor rating scale for open field testing in rats., J. Neurotauma, 1995 Feb, 12 (1), pi— 21.
- Non-Patent Document 6 Basso DM, Beattie MS, Bresnahan JC, Graded nistological and locom otor outcomes after spinal cord contusion using the NYU weight-drop device versus transection., Exp. Neurol, 1996 Jun, 139 (2), p244—56
- An object of the present invention is to provide a therapeutic agent for traumatic neuropathy and Z or motor dysfunction, particularly a therapeutic agent for traumatic neuropathy due to spinal cord injury and Z or motor dysfunction.
- a therapeutic agent for traumatic neuropathy comprising an effective amount of keratan sulfate oligosaccharide or a derivative thereof is provided.
- a therapeutic agent for motor dysfunction comprising an effective amount of a keratan sulfate oligosaccharide or a derivative thereof.
- the present inventors examined the effect of keratan sulfate oligosaccharide or its derivative on spinal cord injury using a rat spinal cord injury model. As a result, surprisingly, the details below As explained, keratan sulfate oligosaccharide or its derivatives were found to have an improvement effect on motor dysfunction due to spinal cord injury and useful as a therapeutic agent for traumatic neuropathy and z or motor dysfunction .
- FIG. 1 shows the effect of L4 on hindlimb motor function in a rat spinal cord injury model by tweezer annihilation.
- the relationship between the number of days after spinal cord injury treatment and L4 administration and hindlimb motor function (B BB score) is shown.
- FIG. 2 shows the effect of L4 on hindlimb motor function in a rat spinal cord injury model by tweezer eradication.
- FIG. 3 shows the effect of L4 on spinal cord evoked potential in a rat spinal cord injury model by tweezer annihilation. Shows spinal cord evoked potential on day 7 after spinal cord injury treatment and L4 administration.
- a therapeutic agent for traumatic neuropathy and Z or motor dysfunction comprising an effective amount of a keratan sulfate oligosaccharide or a derivative thereof is provided.
- keratan sulfate oligosaccharide is a basic structure of keratan sulfate (generally, a galactose residue or a galactose 6-O sulfate residue, and N These are oligosaccharides including disaccharides including cetyldarcosamine residues or N-acetylethylcosamine 6-O sulfate residues alternately glycosidically linked, but not particularly limited.
- the KS oligosaccharide may also contain a sialic acid (neuraminic acid acyl derivative) residue and a Z or fucose residue.
- sialic acid residues are attached to galactose residues with a 2, 3 or a 2, 6 glycosidic linkages
- fucose residues are attached to N-acetylyldarcosamine residues with a 1, 3 glycosidic linkages.
- the oligosaccharide in the present invention usually includes a constituent sugar substance in a range called an oligosaccharide in the field of polysaccharides.
- oligosaccharides are preferably sugar polymers consisting of 2 to 10 sugars. Those consisting of ⁇ 6 sugars are more preferred. Those consisting of 2 ⁇ 4 sugars are even more preferred. Of these, disaccharides are particularly preferred.
- the KS oligosaccharide may be, for example, a product obtained by enzymatically or chemically degrading keratan sulfate, and for example, an oligosaccharide formed by binding one or more units of N-acetyllactosamine.
- a compound obtained by sulfuric acid or the like may be used.
- oligosaccharides obtained by degrading keratan sulfate oligosaccharides derived from keratan sulfate
- J8-N-Acetyldarcosaminidase type keratan A decomposition product obtained by decomposition with a sulfate decomposing enzyme is more preferable.
- Keratan sulfate obtained from nature has many hydroxyl groups at the 6-position of N-acetylyldarcosamine residues sulfated, and the hydroxyl group at the 6-position of galactose residues is partially sulfated. It is often done.
- the KS oligosaccharide may be a keratan sulfate oligosaccharide obtained by decomposing this keratan sulfate as described above.
- the hydroxyl group at the 6-position of the N-acetyldarcosamine residue is The hydroxyl group at the 6-position of the galactose residue that is sulphated or not is more preferably sulphated.
- the KS oligosaccharide is either a disaccharide represented by the following formula, or an oligosaccharide composed of an even sugar containing either or both of the disaccharide as a repeating structural unit. It is preferable.
- Gal represents a galactose residue
- GlcNAc represents an N-acetylyldarcosamine residue
- 6S represents that the hydroxyl group at the 6-position is a 6-O-sulfate, and-represents a glycoside. Represents a bond
- the KS oligosaccharide is particularly preferably any oligosaccharide represented by the following formulas 1 to 3.
- Gal (6S) ⁇ l-4GlcNAc Formula 3
- Gal represents a galactose residue
- GlcNAc represents an N-acetylyldarcosamine residue
- 6S represents that the hydroxyl group at the 6-position is a 6-O-sulfate ester
- ⁇ ⁇ - 4 represents a ⁇ 1-4 glycosidic bond
- ⁇ 1-3 represents a ⁇ 1-3 glycosidic bond.
- the oligosaccharide represented by formula 1 is also referred to as L4L4, the oligosaccharide represented by formula 2 as L4, and the oligosaccharide represented by formula 3 as L3.
- a sialic acid residue such as N-acetylaminouraminic acid may be bonded to the oligosaccharide represented by the formulas 1 to 3, and such a sialic acid-containing keratan sulfate oligosaccharide may be: Are exemplified.
- SA represents a sialic acid residue
- Gal represents a galactose residue
- GlcNAc represents an N-acetylacetylcosamine residue
- 6S represents a 6-hydroxyl group at the 6-position hydroxyl group. 1 represents a glycosidic bond.
- the "derivative" of keratan sulfate oligosaccharide (hereinafter also referred to as KS oligosaccharide derivative) is usually at least one hydrogen atom of the hydroxyl group of KS oligosaccharide (preferably all Includes more than 10% of the hydroxyl group) substituted by a acyl group (partially or fully O-acylated derivative).
- the KS oligosaccharide and the KS oligosaccharide derivative include those in an ionized state and structures having a proton or a cation added thereto. Accordingly, KS oligosaccharides and KS oligosaccharide derivatives (added with a cation) also include pharmaceutically acceptable salts thereof.
- Pharmaceutically acceptable salts include, for example, alkali metal salts such as sodium salt, potassium salt and lithium salt, alkaline earth metal salts such as calcium salt, and inorganic bases such as ammonium salt. Or a salt having an organic salt such as diethanolamine salt, cyclohexylamine salt, amino acid salt, and the like, and is not limited to these.
- the acyl group substituting the hydrogen atom of the hydroxyl group of the KS oligosaccharide is preferably an acyl group having 1 to 10 carbon atoms, more preferably an aliphatic or aromatic group having 1 to 10 carbon atoms. Is an alkanoyl or aroyl group which may contain heteroatoms. Examples include acetyl, chloroacetyl, dichloroacetyl.
- Trifluoroacetyl methoxyacetyl, propionyl, n-butyryl, (E) -2-methylbutenoyl, isobutyryl, pentanoyl, benzoyl, o- (dibromomethyl) benzol, o- (methoxycarbol) benzoyl, Examples include groups such as 2, 4, 6-trimethylbenzoyl, p-toluoyl, p-benzene, p-chlorobenzoyl, and p-trobenzoyl.
- these acyl groups may be the same or different from each other.
- the coordination of the O-acyl group is ⁇ -glycoside coordination or j8-glycoside coordination. Any of the positions may be used, but ⁇ -daricoside coordination is preferred.
- acylated KS oligosaccharide has advantages such as improved solubility in organic solvents and lipids, increased permeability through biological membranes, and increased gastrointestinal absorption when administered orally, preferable.
- the KS oligosaccharide or KS oligosaccharide derivative is preferably a compound represented by the following formula 4.
- the structure in which ⁇ ⁇ ⁇ ⁇ is added is shown in the following formula 4.
- the sulfonic acid group is a negative ion. It becomes a state.
- the bond represented by the wavy line represents a single bond of ⁇ -glycoside coordination or j8-glycoside coordination.
- all of ⁇ ⁇ '- ⁇ 'in the above formula 4 are preferably acetyl groups.
- Particularly preferred is a derivative represented by the following formula 5.
- the bond represents a single bond of ⁇ -glycoside coordination or j8-glycoside coordination.
- the KS oligosaccharide or its derivative may be composed of a single species or a mixture.
- the portion indicated by the wavy line in the above formula 4 may be a substance having an ⁇ -glycoside coordination or a substance having a ⁇ -glycoside coordination, or a mixture thereof.
- the KS oligosaccharide is prepared by, for example, adding a buffer solution of keratan sulfate, preferably highly sulfated keratan sulfate to endo / 3-3 acetyl dalcosaminidase-type keratan sulfate degrading enzyme, for example, keratanase ( ⁇ ) derived from Bacillus bacteria.
- keratanase ( ⁇ ) keratanase ( ⁇ ) derived from Bacillus bacteria.
- Patent Document 1 Japanese Patent Laid-Open No. 2-57182
- It can be obtained by fractionating the resulting degradation product.
- the obtained oligosaccharide can be separated and purified by the usual separation and purification methods such as ethanol precipitation, gel filtration and anion exchange chromatography.
- the raw material keratan sulfate mainly consists of galactose or galactose-6-sulfuric acid and ⁇ acetylyldarcosamine or ⁇ acetylyldarcosamine 6- ⁇ -sulfur. It consists of a repeating structure of a disaccharide with an acid. Keratan sulfate has a different sulfate content depending on animal species and organs, etc. Usually, cartilage fish such as sharks, mammal cartilage such as whales and lions, raw materials such as bones and cornea Can be used.
- Keratan sulfate used as a raw material is not particularly limited as long as it is usually available, but high sulfated keratan sulfate (a constituent disaccharide) in which a galactose residue as a constituent sugar is sulfated. It is preferable to use high-sulfuric acid-keratan sulfate containing 1.5 to 2 molecules of sulfuric acid per group (sometimes referred to as keratan polysulfuric acid). The 6-position is preferred as the position of the sulfate group of the galactose residue.
- Such high-sulfuric acid-keratan sulfate can be obtained from, for example, proteodarican of cartilaginous fish such as sharks. Commercially available products can also be used
- the KS oligosaccharide obtained as described above is used as the KS oligosaccharide used in the present invention in which the sulfate group content is appropriately adjusted by a known desulfation method or sulfation method of a sugar chain. Also good.
- the hydrogen group of the hydroxyl group of the KS oligosaccharide is replaced with an acyl group in accordance with a conventional acylation method for protecting the hydroxyl group of the sugar. I can do it.
- a reactive derivative of an acyl group to be introduced an anhydride of a carboxylic acid corresponding to the acyl group (for example, acetic anhydride when introducing an acetyl group, propionic anhydride when introducing a propanoyl group), Carboxylic acids, halides, etc.) and appropriate reaction solvents (pyridine, dioxane, tetrahydrofuran, N, N-dimethylformamide (DMF), acetonitrile, chloroform, dichloromethane, methanol, ethanol, water, and these
- the acyl group can be introduced by reacting KS oligosaccharides in a conventional manner in a mixture. If necessary, the reaction can be carried out in the presence of a base catalyst such as pyridine.
- this adjustment may be carried out by adjusting the degree of the acylation by partially carrying out the acylation in the above-mentioned method, or by using the KS oligosaccharide obtained from the acylation. This can be done by partially removing the group.
- the acyl group can be removed by hydrolysis using methanolic ammonia, concentrated aqueous ammonia, sodium methoxide, sodium ethoxide, sodium hydroxide, potassium hydroxide, etc. .
- the obtained derivative can be purified by reverse phase high performance liquid chromatography or the like.
- the KS oligosaccharide or derivative thereof which is an active ingredient of the therapeutic agent that is effective in the present invention, has been purified to such a degree that it can be used as a medicine, is not allowed to be mixed as a medicine, contains no substances! /, It is preferable that
- the therapeutic agent according to the present invention treats, suppresses or prevents the progression of traumatic neuropathy and Z or motor dysfunction in mammals such as humans, dogs, horses, horses, mice and rats. It is effective.
- the therapeutic agent according to the present invention is suitable when the motor dysfunction is due to neuropathy.
- the therapeutic agent according to the present invention is suitable when the neuropathy is caused by spinal cord injury.
- Spinal cord injuries include traumatic spinal cord injury (dislocation or subluxation of vertebral body joints, vertebral fractures (linear fractures, compression fractures, crush fractures, complete transverse injuries, incomplete transverse injuries, Brown-Sequard type injuries, acute Spinal cord injury, acute spinal cord injury, high cervical spinal cord injury, etc.), spinal degenerative diseases (spondylosis, etc.), spinal inflammatory diseases (spondylitis, rheumatoid arthritis, etc.) Vascular diseases (spinal cord hemorrhage, spinal cord paralysis due to extravasation, etc.), myelitis (arachnoiditis, viral myelitis, bacterial myelitis, etc.), multiple sclerosis, amyotrophic lateral sclerosis, etc.
- neurological disorders caused by spinal cord injury include lower body motor dysfunction, half body insufficiency, lower body paralysis, sensory impairment, autonomic dysfunction, loss of reflexes, and decreased sexual function. Disorders include those that occur based on neuropathy. , Respiratory paralysis, sensory paralysis, motor paralysis, loss of reflexes, autonomic nerve paralysis, etc.
- the therapeutic agent according to the present invention not only has a pure therapeutic purpose but also prevents and maintains (deteriorates) the disease. It can be applied for the purpose of prevention) or reduction (improvement of symptoms).
- any dosage form can be appropriately selected according to the nature and progress of the target disease, the administration method, and the like. That is, the therapeutic agent of the present invention can be administered by injection (intravenous, intramuscular, subcutaneous, intradermal, intraperitoneal, etc.), nasal, oral, transdermal, inhalation, etc., depending on these administration methods. Can be formulated as appropriate.
- the dosage form that can be selected is also not particularly limited.
- injections solutions, suspensions, emulsions, solid preparations for use
- tablets capsules, granules, powders, liquids, lipolytic agents , Ointment, plaster, lotion, noster, patch, gel, suppository, external powder, spray, inhalant, etc.
- conventional excipients stabilizers, binders, lubricants, emulsifiers, osmotic pressure adjusting agents, P H modifiers, other colorants, disintegrating agents and the like, usually used pharmaceutical Ingredients can be used.
- the compounding amount and dosage of KS oligosaccharide or derivative thereof, which is an active ingredient in the therapeutic agent of the present invention are the administration method, dosage form, purpose of use, specific symptoms of patient, body weight of patient, and the like. Although it should be determined individually according to age, sex, etc., there is no particular limitation, but the clinical dose of KS oligosaccharide is 50 to 5000 mg per adult per day.
- Non-patent Document 1 was prepared according to the method of Xu et al. (Non-patent Document 1) by decomposing keratan sulfate with keratanase II and then fractionating with anion exchange chromatography as follows.
- KS oligosaccharide (L4) was isolated from the degradation products of shark fin-derived keratan sulfate (Seikagaku Corporation) by keratanase II by a series of anion exchange chromatography and gel permeation chromatography steps. did. The oligosaccharide was identified by capillary electrophoresis and mass spectrometry (Non-patent Document 4).
- Capillary electrophoresis was performed using a Quanta 4000 capillary one electrophoretic system (Waters) with an ultraviolet detector.
- the capillary electrophoresis system was used with normal polarity with the sample on the anode.
- As the running buffer 50 mM sodium tetraborate (pH 9.0) was used.
- the sample was separated and analyzed using a quartz glass capillary tube from Waters (excluding the area where the tube passes the detector above, the outside is covered. Inner diameter 75 m, length 60 cm). Before introducing the sample, the capillary tube 0. Rinse manually with 5M sodium hydroxide, distilled water, and running buffer. The sample was loaded by hydrostatic pressure with a 10 second injection period. The experiment was performed at a constant voltage (12 kV). The eluate was monitored at 185 nm. Data analysis was performed using Waters software Millenium 32 (version 3.06.01).
- Endotoxin of the obtained sugar was confirmed by a blood cell extract (Limulus amebocyte lysate) using a Toxicolor LS set (Seikagaku Corporation).
- the endotoxin contained in L4 was 0.03 pgZmg or less.
- a spinal cord injury model (tweezer annihilation model) was prepared as follows. As experimental animals, 12-week-old male Wistar rats were used. The animals were anesthetized with pentobarbital (50 mg Zkg body weight), shaved with an electric clipper with cervical force on the buttocks, and wiped with 70% ethanol and isodine (Meiji Seika Co., Ltd.). The dorsal skin was incised, and the T5 to T10 thoracic vertebrae were exposed, and then the sixth thoracic vertebra (T6 thoracic vertebra) was excised by a half arch and a small incision was made in the dura mater.
- pentobarbital 50 mg Zkg body weight
- an electric clipper with cervical force on the buttocks and wiped with 70% ethanol and isodine (Meiji Seika Co., Ltd.).
- the dorsal skin was incised, and the T5 to T10 thoracic vertebrae were exposed
- BBB scale is an evaluation method that measures the recovery of hindlimb motor function by using the scores subdivided into 21 levels and allowing the animals to walk freely in the open field. If there is no voluntary hindlimb movement, the score is 0; if normal hindlimb movement is observed, the score is 21. [0048] [Measurement of spinal cord evoked potential]
- the animal On the 7th day after spinal cord injury, the animal was intubated into the trachea under halothane anesthesia (introduction 4.0%, maintenance 1.0%), the experimental animal was demobilized with a muscle relaxant, and the head in prone position. Fixed and maintained by ventilator. Insert a catheter electrode from the 2nd Z3 cervical vertebrae and the 13th thoracic vertebrae Z 1st lumbar vertebrae into the experimental animal, and use an electromyograph (Counterpoint, Dantech) to stimulate the maximal stimulation (stimulation frequency: 1 ⁇ , duration: 0 05ms) and the spinal cord evoked potential (SCEP) was measured. The obtained potential was evaluated using the amplitude of the first potential as an index. An increase in spinal cord evoked potential means recovery of the damaged area.
- Non-parametric Tukey's multiple comparison test was used for the BBB score.
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Veterinary Medicine (AREA)
- Chemical & Material Sciences (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Molecular Biology (AREA)
- Dermatology (AREA)
- Neurosurgery (AREA)
- Organic Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Neurology (AREA)
- Biomedical Technology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BRPI0706572-8A BRPI0706572A2 (pt) | 2006-01-17 | 2007-01-16 | fármaco terapeutico para doença (distúrbio) traumática neural e/ou distúrbio da função motora |
EP07706848A EP1985299A1 (en) | 2006-01-17 | 2007-01-16 | Therapeutic agent for traumatic neuropathy and/or movement disorder |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006-009215 | 2006-01-17 | ||
JP2006009215A JP2009091248A (ja) | 2006-01-17 | 2006-01-17 | 外傷性神経障害および/または運動機能障害の治療薬 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2007083634A1 true WO2007083634A1 (ja) | 2007-07-26 |
Family
ID=38263975
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2007/050521 WO2007083634A1 (ja) | 2006-01-17 | 2007-01-16 | 外傷性神経障害および/または運動機能障害の治療薬 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20070167399A1 (ja) |
EP (1) | EP1985299A1 (ja) |
JP (1) | JP2009091248A (ja) |
CN (1) | CN101370507A (ja) |
BR (1) | BRPI0706572A2 (ja) |
RU (1) | RU2008133636A (ja) |
WO (1) | WO2007083634A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2002304108B2 (en) | 2001-06-01 | 2004-04-22 | Mitsubishi Paper Mills Limited | Total heat exchange element-use paper |
WO2009005033A1 (ja) | 2007-06-29 | 2009-01-08 | National University Corporation Nagoya University | 神経障害に基づく機能不全の改善剤およびRhoキナーゼ活性化抑制剤 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996016973A1 (fr) * | 1994-12-01 | 1996-06-06 | Seikagaku Corporation | Fraction d'oligosaccharide de sulfate de keratane et medicament la contenant |
JPH08325161A (ja) * | 1995-05-31 | 1996-12-10 | Chemo Sero Therapeut Res Inst | 脊髄損傷に伴う神経障害の予防・治療剤 |
JP2001089493A (ja) * | 1999-07-21 | 2001-04-03 | Seikagaku Kogyo Co Ltd | Il−12産生抑制剤 |
JP2002029974A (ja) * | 2000-07-10 | 2002-01-29 | Seikagaku Kogyo Co Ltd | 脱髄性疾患処置剤 |
WO2002072144A1 (fr) * | 2001-03-12 | 2002-09-19 | Institute Of Gene And Brain Science | Remedes pour lesions nerveuses |
WO2004084912A1 (ja) * | 2003-03-25 | 2004-10-07 | Seikagaku Corporation | 神経障害処置剤 |
JP2005089424A (ja) * | 2003-09-19 | 2005-04-07 | Seikagaku Kogyo Co Ltd | シグナル伝達物質産生抑制剤 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1260148B (it) * | 1992-04-17 | 1996-03-28 | Fidia Spa | Impiego di preparazioni di acido ialuronico per la formazione di tessuto osseo |
DE69532591T2 (de) * | 1994-11-22 | 2004-11-11 | Seikagaku Corp. | Neuartige keratansulfat-hydrolase |
EP0852501B1 (en) * | 1995-09-28 | 2004-12-01 | Sangstat Medical Corporation | Use of hyaluronic acid as an immunosuppressant |
KR100530196B1 (ko) * | 1998-04-30 | 2005-11-22 | 마루하 가부시키가이샤 | 구조내 글루쿠론산 유도체 및 글루코사민 유도체를 갖는화합물, 그의 제법 및 그의 용도 |
IT1309588B1 (it) * | 1999-03-05 | 2002-01-24 | Altergon Sa | Cerotto con spessore sottile contenente betametasone ed acidoialuronico per il trattamento di psoriasi, dermatite, dermatosi. |
JP2003089647A (ja) * | 1999-03-10 | 2003-03-28 | Takada Seiyaku Kk | 関節性疾患治療剤 |
DE60008319T2 (de) * | 1999-07-21 | 2004-12-09 | Seikagaku Corp. | IL-12 Produktionsinhibitor |
JP4450456B2 (ja) * | 1999-09-27 | 2010-04-14 | 株式会社マルハニチロ水産 | 皮脂産生抑制剤 |
CA2414211C (en) * | 2000-07-07 | 2011-08-02 | Seikagaku Corporation | Hyaluronic acid oligosaccharide fractions and drugs containing the same |
US6537968B1 (en) * | 2000-07-24 | 2003-03-25 | Alphamed Pharmaceuticals Corp | Treatment of lupus erythematosus |
JP4234439B2 (ja) * | 2001-03-15 | 2009-03-04 | 生化学工業株式会社 | Il−12発現調節剤 |
US20040265943A1 (en) * | 2002-09-23 | 2004-12-30 | Aventis Pharma S.A. | Method for quantitatively determining specific groups constituting heparins or low molecular weight heparins |
US20040171819A1 (en) * | 2002-10-10 | 2004-09-02 | Aventis Pharma S.A. | Mixtures of polysaccharides derived from heparin, their preparation and pharmaceutical compositions containing them |
US7060691B2 (en) * | 2002-10-10 | 2006-06-13 | Giuseppe Petrigni | Pharmaceutical colloidal preparation useful in the treatment of respiratory diseases |
ES2374157T3 (es) * | 2002-10-16 | 2012-02-14 | Arthrodynamic Technologies, Animal Health Division, Inc. | Tratamiento para la sinovitis traumática y el cartílago articular dañado. |
HUP0303779A2 (en) * | 2003-11-20 | 2006-02-28 | Richter Gedeon Vegyeszet | Pharmaceutical compositions containing hyaluronan complex for the treatment of sclerosis multiplex |
US20050186679A1 (en) * | 2004-02-24 | 2005-08-25 | Christian Viskov | Method for determining specific groups constituting heparins or low molecular weight heparins |
FR2866650B1 (fr) * | 2004-02-24 | 2006-04-28 | Aventis Pharma Sa | Oligosaccharides, procede de preparation, utilisation et compositions pharmaceutiques les renfermant |
-
2006
- 2006-01-17 JP JP2006009215A patent/JP2009091248A/ja not_active Withdrawn
-
2007
- 2007-01-16 RU RU2008133636/15A patent/RU2008133636A/ru unknown
- 2007-01-16 EP EP07706848A patent/EP1985299A1/en not_active Withdrawn
- 2007-01-16 CN CNA200780002495XA patent/CN101370507A/zh active Pending
- 2007-01-16 WO PCT/JP2007/050521 patent/WO2007083634A1/ja active Application Filing
- 2007-01-16 BR BRPI0706572-8A patent/BRPI0706572A2/pt not_active Application Discontinuation
- 2007-01-16 US US11/653,583 patent/US20070167399A1/en not_active Abandoned
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996016973A1 (fr) * | 1994-12-01 | 1996-06-06 | Seikagaku Corporation | Fraction d'oligosaccharide de sulfate de keratane et medicament la contenant |
JPH08325161A (ja) * | 1995-05-31 | 1996-12-10 | Chemo Sero Therapeut Res Inst | 脊髄損傷に伴う神経障害の予防・治療剤 |
JP2001089493A (ja) * | 1999-07-21 | 2001-04-03 | Seikagaku Kogyo Co Ltd | Il−12産生抑制剤 |
JP2002029974A (ja) * | 2000-07-10 | 2002-01-29 | Seikagaku Kogyo Co Ltd | 脱髄性疾患処置剤 |
WO2002072144A1 (fr) * | 2001-03-12 | 2002-09-19 | Institute Of Gene And Brain Science | Remedes pour lesions nerveuses |
WO2004084912A1 (ja) * | 2003-03-25 | 2004-10-07 | Seikagaku Corporation | 神経障害処置剤 |
JP2005089424A (ja) * | 2003-09-19 | 2005-04-07 | Seikagaku Kogyo Co Ltd | シグナル伝達物質産生抑制剤 |
Also Published As
Publication number | Publication date |
---|---|
US20070167399A1 (en) | 2007-07-19 |
BRPI0706572A2 (pt) | 2011-04-05 |
JP2009091248A (ja) | 2009-04-30 |
CN101370507A (zh) | 2009-02-18 |
EP1985299A1 (en) | 2008-10-29 |
RU2008133636A (ru) | 2010-02-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR112019017103A2 (pt) | conjugados liberáveis | |
EP1385492B1 (de) | Verwendung von hyaluronsäure-derivaten zur hemmung von entzündlichen arthritiden | |
JP4273116B2 (ja) | 神経障害処置剤 | |
JP4959098B2 (ja) | 関節炎の処置及びそれ用の組成物 | |
EP3842046A1 (en) | Mixture of hyaluronic acid for treating and preventing inflammatory bowel disease | |
WO2007083634A1 (ja) | 外傷性神経障害および/または運動機能障害の治療薬 | |
AU2010283614B2 (en) | FGF receptor-activating N-acyl octasaccharides, preparation thereof, and therapeutic use thereof | |
EP1517924A1 (en) | Process for the manufacture of n-acyl-(epi)k5-amine-o-sulfate-derivatives and products thus obtained | |
WO2016196964A1 (en) | Materials and methods for treating bacterial infections using c-1 gentamicin | |
US20100081708A1 (en) | Anticoagulant compounds | |
JP4676049B2 (ja) | Il−12産生抑制剤 | |
US6436911B1 (en) | IL-12 production inhibitor | |
US11679123B2 (en) | N-acylated hyaluronic acid for hyperuricemia and gouty arthritis | |
KR20120059552A (ko) | Fgf 수용체-활성화 n-술페이트 올리고사카라이드, 그의 제조법, 및 그의 치료 용도 | |
JP4456698B2 (ja) | エンドトキシンショック抑制剤 | |
JP4528898B2 (ja) | ケモカイン受容体ccr10の発現誘導剤 | |
JP4096125B2 (ja) | 骨格筋成長剤 | |
WO2006017727A2 (en) | Glycosides and salts thereof | |
JP4073986B2 (ja) | 脊髄潅流液 | |
KR20190134042A (ko) | 신규 에르고스텐올 글리코시드 유도체의 관절염 치료소재를 포함하는 조성물 | |
JP2004002239A (ja) | TNF−α産生抑制剤 | |
ZA200410358B (en) | Low molecular weight oversulfated polysaccharide. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 3646/CHENP/2008 Country of ref document: IN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 200780002495.X Country of ref document: CN |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2007706848 Country of ref document: EP |
|
ENP | Entry into the national phase |
Ref document number: 2008133636 Country of ref document: RU Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: JP |
|
ENP | Entry into the national phase |
Ref document number: PI0706572 Country of ref document: BR Kind code of ref document: A2 Effective date: 20080714 |