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84 results about "STD - Sexually transmitted disease" patented technology

Prevention and treatment of neurodegenerative diseases through autophagy activity mediated by ligand or arginylated bip binding to p62 zz domain

ActiveCN108883149ANervous disorderDipeptide ingredientsDiseaseLysosomal proteolysis
The drug action mechanisms and core techniques of the present invention are summarized in figure 1. Specifically, the invention provides malignant denatured proteins, such as mutant Huntingtin proteinor alpha-synuclein, stick together to grow into oligomer aggregates (1, 2), fibrillar aggregates (3), and ultimately inclusion bodies (4). Young neuronal cells produce a large quantity of Nt-Arg through N-terminal arginylation (5) of endoplasmic reticulum chaperones, such as BiP, and thereafter, arginylated BiP (R-BiP) comes into the cytoplasm and binds with denatured proteins (6). Nt-Arg of R-BiP, as a ligand, binds with the ZZ domain of p62 (7) to induce the structural activation of p62 (8) while the ordinarily closed inactive form of p62 is changed with an open form thereof, and thus PB1 and LC3-binding domains are exposed. On the basis of oligomerization (9) by the PB1 domain, p62 binds with the denatured protein aggregates to be concentrated to autophagically degradable aggregates, that is, p62 bodies (10). Thereafter, p62 completes autophagy targeting (11) and lysosomal proteolysis through binding with LC3 protruding on the autophagosomal membranes. In young neuronal cells, theautophagic proteolysis occurring through steps 5-11 is strong, and thus the cytotoxic protein aggregates (1-5) do not accumulate, but in aged neuronal cells, the autophagic proteolysis occurring through steps 5-11 is weakened, and thus the protein aggregates (1-5) accumulate, resulting in a vicious cycle. The present invention attempts to effectively remove Huntingtin and alpha-synuclein protein aggregates and the like by artificially activating p62 using low-mass ligands of the p62 ZZ domain (12, 13). Specifically, p62 binding the ligands through step 12 promotes p62-R-BiP-denatured protein oligomerization (9) and autophagy aggregate formation (10). In addition, the ligand-62 conjugates step 13 act as autophagy activators (14), to promote LC3 synthesis, the conversion of LC3-I into LC3-II, and the like, thereby promoting the formation of autophagosomes (15).
Owner:奧土择破利悟

Ginsenoside Rb1 and Rd combination and application thereof to preparation of medicine for treating photoreceptor cell death related diseases

ActiveCN106074585ADegenerative disease treatment and improvementEnhanced inhibitory effectOrganic active ingredientsSenses disorderDiseaseDiabetes retinopathy
The invention relates to application of a ginsenoside Rb1 and Rd combination to preparation of a medicine for treating photoreceptor cell death related diseases. A mouse model suffering from retinal light damage is adopted to simulate the common key pathological links in the process of various degenerative retinal diseases so as to research the intervention effects of the ginsenoside Rb1 and Rd combination on the mouse model suffering from retinal light damage, and the results show that the medicinal combination can maintain the format of the retina outer nuclear layer, effectively prevent the retina outer nuclear layer from degenerative damage and thickness reduction, inhibit death of photoreceptor cells, block oxidative stress of retinal pigment epitheliums and photoreceptor cells, effectively inhibit retinal damage related immuno-inflammatory responses and remarkably improve the degenerative retinal diseases. Therefore, the ginsenoside Rb1 and Rd combination can be used for preparing the medicine for treating various degenerative retinal diseases including age-related macular degeneration, retinal pigment degeneration, Stargardt disease, cone-rod cell dystrophy, diabetic retinopathy and the like.
Owner:YUEYANG INTEGRATED TRADITIONAL CHINESE & WESTERN MEDICINE HOSPITAL SHANGHAI UNIV OF CHINESE TRADITIONAL MEDICINE

Venereal disease diagnosis system based on clinical symptom features

The invention provides a venereal disease diagnosis system based on clinical symptom features, which comprises a features preprocessing unit, a classification and clustering unit, a model constructionunit and a venereal disease prediction unit, wherein the features preprocessing unit is used for marking and preprocessing the collected various venereal disease clinical symptom features of a patient; the classification and clustering unit is used for classifying and clustering the various venereal disease clinical symptom features through a classification algorithm and a clustering algorithm, setting the weight of each venereal disease clinical symptom feature acting on each venereal disease, and constructing a training set based on the venereal disease clinical symptom features and the venereal diseases; the model construction unit is used for training the training set through deep learning and a neural network model and obtaining a venereal disease diagnosis model based on the deep learning and the neural network; and the venereal disease prediction unit is used for outputting a diagnosis result according to the clinical symptom features of the to-be-identified crowd input into the venereal disease diagnosis model. According to the invention, the diagnosis accuracy can be greatly improved, the risk of missed diagnosis and misdiagnosis is reduced to the maximum extent, and unnecessary medical processes are reduced.
Owner:BEIJING RUNUP INFORMATION TECH

Preparation of spinal cord subacute combined degeneration disease model

The invention discloses preparation of a spinal cord subacute combined degeneration disease model. The preparation comprises the following steps of diluting 10 microliters of hexachlorobutadiene into 490 microliters of corn oil; conducting intragastric administration or intraperitoneal injection on each mouse according to the dosage of 50-250 microliters, and feeding the mouse normally in the medication period; conducting intragastric administration or intraperitoneal injection again after 48 hours, and conducting administration three times in total; testing the mouse and observing whether a clinical symptom of a spinal cord subacute combined degeneration disease occurs or not, wherein the following modes that the weight of the mouse is tested and recorded every 24 hours in the medication period, and behavioral evaluation is performed on the mouse, evaluation contents comprise but are not limited to gait, pole climbing, bar rotating and wire grid experiments, and the content of the vitamin B12 in the serum of the mouse is measured after medication are included. Through the arrangement, the preparation of the spinal cord subacute combined degeneration disease model can be completed within 6 days by using the hexachlorobutadiene, and the hexachlorobutadiene is low in selling price, so that a preparation manner disclosed by the invention has the advantages of high speed and low cost compared with a traditional preparation method.
Owner:王涛

Isolation device for venereal disease treatment

The invention particularly relates to an isolation device for venereal disease treatment. The isolation device comprises antibacterial isolation pants and a cleaning tank. A waist binding belt is arranged at the pants head position of the antibacterial isolation pants, pants leg adjusting buckle belts are arranged at pants legs on the two sides of the antibacterial isolation pants respectively, alarm assemblies are further arranged on the pants leg adjusting buckle belts, a medicine feeding opening is formed in the front face of the antibacterial isolation pants, the medicine applying openingis provided with an isolation blocking piece, one end of the isolation blocking piece is connected with the antibacterial isolation pants through a nylon hasp, and ultraviolet antibacterial lamps aredistributed in the antibacterial isolation pants. By arranging the waist binding belt, the antibacterial isolation pants can be fixed according to patients with different figures, and the antibacterial isolation pants are prevented from falling off in the using process; the ultraviolet antibacterial lamps are arranged in the antibacterial isolation pants, and the affected part can be irradiated through the ultraviolet antibacterial lamps, so that the antibacterial and disinfection effects are achieved; and by arranging the alarm assemblies, a patient can be reminded to fix the pants leg adjusting buckle belts in time when the pants leg adjusting buckle belts are loosened, and therefore the situation that the germ spreading risk is increased due to opening of pants legs of the antibacterialisolation pants is avoided.
Owner:聂建巍

Application of ginkgolic acid nanometer liposome in treatment of gynecological diseases and venereal diseases

The invention relates to a use of ginkgolic acid nanometer liposome in preparation of external application preparations for treatment of gynecological diseases and venereal diseases. According to the present invention, the ginkgolic acid can be obtained from extracts of the exopleura part of gingko through a chemical separation method; the ginkgolic acid nanometer liposome is prepared by using a film ultrasound-high pressure homogenization method; the gynecological diseases are infectious and inflammatory genitalia diseases; the drug or the disinfectant external application preparation containing the ginkgolic acid nanometer liposome and provided for treatment of gynecological diseases and venereal diseases contains 0.001-80% of the ginkgolic acid nanometer liposome and a pharmaceutically and commonly used external application preparation substrate or an acceptable carrier; the preparation is the any one external application formulation in the pharmacy; and results of pharmacology studies and clinical trials show that the ginkgolic acid nanometer liposome provides prominent treatment effects for a variety of gynecological diseases and venereal diseases, wherein the effective rate is 100%, and characteristics of safe use and no side effect are provided.
Owner:王青

Novel skin and venereal disease checker device

The invention provides a novel skin and venereal disease checker device, and relates to the technical field of medical inspection instruments. The novel skin and venereal disease checker device comprises a control shell, a connecting shell is fixedly connected to the outer surface of the control shell, two sliding plates are slidably connected to the interior of the side wall of the connecting shell, and side air bags are bonded to the upper ends of the sliding plates and located in the side wall of the connecting shell. The side air bags and the sliding base can be pushed to move upwards step by step through the sliding plates, the main air bag with the inverted hair moves upwards, after the main air bag with the inverted hair is inflated, the side air bags are compressed and exhausted, one side of the guide outer ring of the main air bag with the inverted hair deforms and retracts to scrape dirt of the reproductive organ into the sampling groove, and the side air bags suck air to suck surrounding air. The main air bag with the inverted hair is driven to rotate through the motor, skin tissue of the reproductive organ is scraped and is adhered to sampling paper wound by the winding assembly, the contour of the surface of the reproductive organ can be printed on the sampling paper in the process, and subsequent medical examination is facilitated.
Owner:罗俊卿

Stomatological treatment chair with clean positive-pressure air curtain

A dental chair with a clean positive pressure air curtain, which involves a clean positive pressure air system; a blown clean air curtain is formed between the mouth and nose of both doctors and patients, and a kind of oral cavity with a polluted air recovery system Department of new medical chair. It is characterized in that: the upper end of the fixed elbow on the back of the headrest is connected to the equal pressure box with an air filter layer, the lower end of the elbow is connected to the positive pressure air valve, and then connected to the clean positive pressure air system; the corresponding vacuum branch pipes on both sides of the seat plate are connected to the vacuum main pipe , There is a filter screen in the vacuum suction head connected to the vacuum valve on the top of the vacuum branch pipe. The invention can prevent the spread of diseases between doctors and patients by the water mist containing patients' saliva, blood and germs; especially, it has important social significance for blocking the transmission of sexually transmitted diseases, AIDS, influenza, hepatitis B, tuberculosis and other infectious diseases . Its structural design is novel, practical, scientific and reasonable; it can improve the quality and level of medical work in the stomatology department of modern hospitals, and is suitable for popularization and use in stomatology departments and dental clinics of hospitals at all levels.
Owner:李伟才

Bacterial medical nano suppository for woman and its preparing process

The invention belongs to the improvement of the formula material of women's medical hygiene products, and particularly relates to a women's medical sanitary suppository composed of nanometer silver antibacterial powder mixed with a suppository matrix and a preparation method thereof. The women's medical sanitary suppository uniformly composed of nano-silver antibacterial powder and suppository matrix, its preparation method is as follows: select the suppository matrix and heat it until it melts, then add nano-silver antibacterial powder, and ultrasonically vibrate at the melting temperature Make it fully dispersed, then pour it into a conventional mold for making tampons, let it cool and solidify, and then become a tampon. The invention has the functions of antibacterial, anti-inflammation and treating women's vaginitis, and solves the toxic and side effects caused by the medicine suppository and the drug resistance caused by it. Compared with the suppositories circulating in the existing market, the present invention has obvious curative effect on treating gynecological cervicitis, various vaginitis and venereal diseases. The invention also solves the limitation that the medicine suppository only targets a certain germ or several germs, so it has a wide application range and has a broad market prospect.
Owner:天津市星澳药械有限公司
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