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87results about How to "Inhibit hyperproliferation" patented technology

Dressing composition used for inhibiting scars and accelerating wound healing and application thereof

The invention discloses a dressing composition used for inhibiting scars and accelerating wound healing and application thereof. The dressing composition consists of chitosan, acidic polysaccharide and panax notoginseng saponins in a weight proportion of 100:10-50:10-100, wherein the chitosan is selected from chitosan, chitosan lactate, acetate and hydrochloride; the acidic polysaccharide is selected from sodium carboxymethyl chitosan, sodium hyaluronate, zinc hyaluronate, sodium alginate and sodium carboxymethyl cellulose; and the panax notoginseng saponins accounts for no less than 40.0 percent of the total weight of ginsenosides Rg1 and Rb1. The formulations of the dressing composition are xerogel powder, capsules, gel membranes, hydrogels and fiber coatings. The dressing composition is used for wounds, burns, scalds, crush injuries, skin ulcers, gastroenteric ulcers and no healing of the wounds, has the advantages of rapid hemostasis, exudate reduction, moisturizing, air permeability, bacteriostasis, inflammation diminishing, itch relieving, no adhesion, effective inhibition of scarring, remarkable reduction of wound healing time and no need of replacing dressings, so that thedressing composition basically meets requirements of perfect functional external dressings.
Owner:DALIAN UNIV OF TECH

Composite coating cardiovascular medicaments elution stent and preparation thereof

The invention provides a blood vessel drug elution bracket with coating layers and the preparation method. The blood vessel drug elution bracket with coating layers comprises: a: a bare stents with supporting role; b: a non-degradation bioactive coating coated on the surface of the bare stents; and c: a degradation bioactive drug coating coated on the surface of the bioactive coating. The blood vessel drug elution bracket with coating layers has the advantages of not only obvious anti-restenosis properties, but also ability to decrease the occurrence of thrombus for the stable bioactive coating; simultaneously, the bioactive coating can intensify the adsorption force of the drug coating on the bracket surface, reduce the crack, upwrap and shedding during the using process of the drug coating, thus improving the effectiveness and safety of the drug bracket.
Owner:ESSEN TECH (BEIJING) CO LTD

Materials and Methods for Treatment of Pathological Ocular Vascular Proliferation

The subject invention provides for the administration of docosahexaenoic acid in preventing pathological proliferation of blood vessels. The compositions of the subject invention are particularly advantageous because they are stable, bioavailable, and can be formulated in an aqueous solution.
Owner:UNIV OF FLORIDA RES FOUNDATION INC +1

Retina pigment epithelial cell culture medium and application thereof

The invention relates to a retina pigment epithelial cell culture medium and an application thereof. The retina pigment epithelial cell culture medium comprises a first RPE (Retinal Pigment Epithelium) cell culture medium and a second RPE cell culture medium, wherein the first RPE cell culture medium and the second RPE cell culture medium are respectively used in 1.5 weeks, a RPE monolayer cell needed for cell replacement therapy can be quickly cultured; and the cultured RPE is polygonal, embedded and polarly-arranged monolayer cell and has the normal biological functions. Compared with the prior art, the RPE monolayer cell needed for cell replacement therapy can be quickly cultured in 1.5 weeks under the precondition that the conventional laboratory consumables are used; and the retina pigment epithelial cell culture medium is relatively low in cost and high in proliferation speed.
Owner:TONGJI UNIV

Low-molecular-weight fucoidan and effect thereof on diabetic nephropathy

The invention discloses a process for preparing low-molecular-weight fucoidan, wherein the low-molecular-weight fucoidan is prepared through the process steps of hydrochloric acid degradation, desalination, ion exchange column elution and the like. Proved by pharmacological activity experiments, the low-molecular-weight fucoidan prepared by adopting the method disclosed by the invention is capable of obviously improving renal function, reducing proteinuria, slowing glomerular sclerosis and playing a role of protecting kidney. Proved by animal experiments, the effect of the low-molecular-weight fucoidan is obviously better than that of fucoidan with the same dose, so that the low-molecular-weight fucoidan disclosed by the invention can be used for preparing drugs for treating diabetic nephropathy or can be directly used as a drug for treating the diabetic nephropathy.
Owner:SHANDONG UNIV

Preparation method and application of amino-rich stent material modified by copper 4-carboxyphenyl porphyrin, blood vessel stent material and application

ActiveCN109663151APromotes endothelial cell adhesion and proliferationInhibits smooth muscle cell proliferationSurgeryPharmaceutical delivery mechanismLeiomyocyteCarboxylic group
The invention relates to a preparation method and application of an amino-rich stent material modified by copper 4-carboxyphenyl porphyrin, a blood vessel stent material and application, and belongs to the technical field of biological material surface modification. The preparation method of the amino-rich stent material modified by copper 4-carboxyphenyl porphyrin includes the steps that copper 4-carboxyphenyl porphyrin is dissolved in an organic solvent, the pH value of a solution is adjusted to be 7+ / -0.5, so that a copper 4-carboxyphenyl porphyrin solution is obtained. After an activatingagent and copper 4-carboxyphenyl porphyrin are mixed, the amino-rich stent material is put into a mixed solution for a reaction, taken out, flushed and sterilized. The surface of the blood vessel stent material is modified with copper 4-carboxyphenyl porphyrin, in this way, good biological compatibility is realized, repairing of endothelial cells can be promoted, and excessive proliferation of smooth muscle cells can be inhibited.
Owner:SOUTHWEST JIAOTONG UNIV

Dressing composition used for inhibiting scars and accelerating wound healing and application thereof

The invention discloses a dressing composition used for inhibiting scars and accelerating wound healing and application thereof. The dressing composition consists of chitosan, acidic polysaccharide and panax notoginseng saponins in a weight proportion of 100:10-50:10-100, wherein the chitosan is selected from chitosan, chitosan lactate, acetate and hydrochloride; the acidic polysaccharide is selected from sodium carboxymethyl chitosan, sodium hyaluronate, zinc hyaluronate, sodium alginate and sodium carboxymethyl cellulose; and the panax notoginseng saponins accounts for no less than 40.0 percent of the total weight of ginsenosides Rg1 and Rb1. The formulations of the dressing composition are xerogel powder, capsules, gel membranes, hydrogels and fiber coatings. The dressing composition is used for wounds, burns, scalds, crush injuries, skin ulcers, gastroenteric ulcers and no healing of the wounds, has the advantages of rapid hemostasis, exudate reduction, moisturizing, air permeability, bacteriostasis, inflammation diminishing, itch relieving, no adhesion, effective inhibition of scarring, remarkable reduction of wound healing time and no need of replacing dressings, so that thedressing composition basically meets requirements of perfect functional external dressings.
Owner:DALIAN UNIV OF TECH

Surface modification method for improving corrosion resistance of magnesium alloy intravascular stent

The invention relates to the field of interventional medical devices, and especially relates to a surface modification method for improving the corrosion resistance of a magnesium alloy intravascularstent. The method is suitable for a novel dual-drug degradable magnesium alloy intravascular stent for treating intraluminal stenosis, carrying a smooth muscle proliferation inhibitor and promoting endothelialization. The method is characterized in that a drug coating with an endothelialization promoting function is prepared on a magnesium alloy stent to accelerate the endothelialization process after stent implantation and improve the service environment of the stent, so the corrosion resistance of the magnesium alloy intravascular stent is improved. The magnesium alloy intravascular stent carries a drug for inhibiting intimal hypertrophy, and also carries a drug for promoting endothelialization. The stent can realize rapid endothelial regeneration of damaged parts through the action of the drug for promoting endothelialization after being implanted into a diseased blood vessel, so the service environment of the magnesium alloy stent is improved, and the corrosion resistance of the degradable magnesium alloy intravascular stent is improved.
Owner:INST OF METAL RESEARCH - CHINESE ACAD OF SCI

Anti human gas6 monoclonal antibody

The present invention pertains to a monoclonal antibody, or an antibody fragment thereof, that binds specifically to human growth arrest-specific 6 (hGas6) and binds to at least one amino acid residue among the 314th, 315th, and 316th amino acid residues of human Gas6. The present invention also pertains to: a nucleic acid containing a base sequence that codes for the antibody or the antibody fragment; a transformed cell containing a vector that contains the nucleic acid; a method for producing the antibody or the antibody fragment; reagents for detecting or measuring Gas6 that contain the antibody or the antibody fragment; therapeutic or diagnostic agents for Gas6-related diseases that contain the antibody or the antibody fragment as an active ingredient; and a use of the antibody or the antibody fragment for producing the therapeutic or diagnostic agents for Gas6-related diseases.
Owner:KYOWA HAKKO KIRIN CO LTD

Environmentally-friendly technology for treating xanthan gum fermentation wastewater

The invention belongs to the technical field of environmental protection, and discloses an environmentally-friendly technology for treating xanthan gum fermentation wastewater. Biological preparationsare used in the invention, and include Paracoccus denitrificans, Clostridium perfringens and Halomonas elogata. The technology is simple to operate, and can thoroughly degrade pollutants such as ammonia nitrogen quickly and efficiently.
Owner:内蒙古阜丰生物科技有限公司
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