91 results about "Acute viral encephalitis" patented technology

The present invention relates to a process for ameliorating or preventing diseases that are caused, in part, by an increased level of, and/or an abnormal responsivity to, interferon. Alzheimer's disease, HIV infection, Down syndrome, transplant rejection, autoimmune disease, and infant encephalitis are examples of such diseases. Specifically, the invention provides a method for treating subjects suffering from, or at risk for, such diseases by the administration of a pharmacological preparation of interferon binding proteins of mammalian and/or viral origin that antagonize interferon's action. This invention comprises compositions of interferon binding proteins that can inhibit the activity of interferon gamma plus interferon alpha such compositions along with their method of production and modification being described herein.

The present invention provides a safe and effective vaccine composition against West Nile virus disease. An immunogenically active component of West Nile virus or plasmid DNA, an adjuvant such as a metabolizable oil, and a pharmacologically acceptable carrier are formulated into an immunizing vaccine. The invention also provides a method for the prevention or amelioration of West Nile disease, such as encephalitis, in equidae by administering the vaccine composition herein set forth.

The invention discloses a multiple PCR detection kit for 11 intestinal pathogen nucleic acid and application of the detection kit. The detection kit comprises primers for amplifying 11 intestinal pathogens which include vibrio cholerae serotype O1, vibrio cholerae serotype O139, salmonella, Shigella, vibrio parahaemolyticus, Yersinia enterocolitica, enterophathogenic escherichia coli (EPEC), enteroinvasive escherichia coli (EIEC), enteroaggregative escherichia coli (EAEC), enterotoxigenic escherichia coli (ETEC) and escherichia coli O157:H7. The multiple PCR detection kit has the advantages that the kit is capable of performing multiple detection, high in sensitivity and fast and convenient to use; specific primer sequences are used to guarantee detecting result reliability; the detection method is simple to operate, time saving, labor saving, high in detection throughput, low in reagent consumable cost, capable of directly detecting the nucleic acid extracted from encephalitis pathogens, low in detection platform and staff technical level requirements and capable of being widely popularized in conventional detection.

The invention discloses a set of epitope polypeptides, particularly relates to a neutralizing B cell epitope sequence of encephalitis B virus E protein, and further discloses application of controlling and diagnosing encephalitis B virus by these epitopes. The amino acid sequences of the epitope polypeptides in the invention are respectively any amino acid sequence of SEQ ID NO: 64, SEQ ID NO: 79, SEQ ID NO: 95, SEQ ID NO: 108, SEQ ID NO: 124 and SEQ ID NO: 139. After the epitope polypeptides in the invention are coupled or fused with carrier proteins to be expressed as immunogenic or vaccine immuno animal organism, neutralizing antibodies aiming at JEV can be generated, and the JEV can be neutralized in vivo or in vitro so as to prevent virus from infecting animal organism. The epitope polypeptides in the invention or the junctional complex thereof can be used as reagents for detecting encephalitis B virus antibodies or encephalitis B virus polypeptide antibodies.

This invention provides methods of vaccinating a subject against a Herpes Simplex Virus (HSV) infection and disorders and symptoms associated with same, and impeding, inhibiting, reducing the incidence of, and suppressing HSV infection, neuronal viral spread, formation of zosteriform lesions, herpetic ocular disease, herpes-mediated encephalitis, and genital ulcer disease in a subject, comprising the step of contacting the subject with a mutant strain of the HSV, containing an inactivating mutation in a gene encoding a gE, gl, Us9, or other proteins.

The invention discloses the sequence of a specific B cell epitope polypeptide of an NS1 protein of encephalitis B virus and the use of the epitope polypeptide in the diagnosis of encephalitis B virus and a screening method of specific B cell epitope polypeptide of NS1 protein of encephalitis B virus, and belongs to the field of molecular immunology. The amino sequence of the epitope polypeptide is represented by SEQ ID No.1 or SEQ ID No.2. The specific B cell epitope synthetic polypeptide of the JEV NS1 protein, the coupling antigen of the synthetic epitope polypeptide and the epitope fusion expression protein can be used for specifically detecting a JEV NS1 protein antibody generated in body which is immunized and infected. The epitope polypeptide can be used for diagnosis of JEV infection, evaluation on immunity effect and identification and diagnosis of immunity of inactivated vaccine and natural infection.

The invention discloses a pharmaceutical composition for treating diseases including epidemic type B encephalitis and hepatic coma, which has the advantages of wherein the bolus has the advantages of high biological availability, quick-speed medicine release, quick-speed effect, less toxic and side effects, higher medicinal content, smaller amount of administration, accurate administration dosage, easy administration, low price, and facilitated carrying. The preparation is prepared through the conventional injection extracting processes.

The invention relates to a pharmaceutical composition with dammarane-type tetracyclic triterpene compound as an active component and an application thereof to the pharmaceutical field. Panax notoginseng is separated to obtain three dammarane-type tetracyclic triterpene compounds as shown in the following structural formula, in vitro pharmacological experiments show that the pharmaceutical composition has good in vitro inhibitory activity for herpes simplex virus type I and can be applied to the preparation of medicines for resisting herpes simplex virus type I and is used for treating herpetic keratitis, encephalitis, pneumonia, ulcerative stomatitis, blister and the like caused by herpes simplex virus type I.

The invention discloses a method for preparing an indoor air virus pathogen invincible opponent. The indoor air virus pathogen invincible opponent prepared by menthol, thymol, weeping forsythia oil and radix bupleuri oil has the killing rate of between 76 and 99.9 percent to idemic encephalitis, influenza viruses, hand-foot-and-mouth disease, avian influenza, legionnella, pneumoniae, hepatitis C viruses, hepatitis A viruses, Staphylococcus albus, Staphylococcus aureus, Klebsiella pneumoniae, Candida albicans, typhoid viruses, Escherichia coli, cholera viruses, infectious germs and bacteria, and harmful germs and bacteria. The indoor air virus pathogen invincible opponent is mainly applied to rooms, schools, hospitals, hotels, air conditioners, automobiles, public places, and the like, and has obvious effect on the control of diseases such as influenza, upper respiratory tract infection. The indoor air virus pathogen invincible opponent has outstanding substantive characteristics and broad application prospect.

The present invention provides methods for treating subjects having or at risk of having a neuropathological disorder or brain inflammatory diseases with and without vascular involvement, and systemic inflammatory vascular disease by administering a therapeutically effective amount of Activated Protein C (APC) to the subject. Brain disorders and brain inflammatory vascular diseases that can be treated by the invention method include all neurodegenerative diseases with different types of neuronal dysfunction, including stroke, Alzheimer's disease, Parkinson's disease, Huntington disease, neuroimmunological disorders such as multiple scelrosis and Gullian-Barre, encephalitis, meningitis, as well as other peripheral vascular diseases, such as diabetes, hypertension, artheriosclerosis. Also included are methods of treatment using APC in combination with a co-factor, such as Protein S.

The invention provides a fluorescence quantitative RT-PCR detecting kit for an enterovirus and a detecting method thereof; and the sequences of an upstream primer and a downstream primer and a specific probe of the fluorescence quantitative RT-PCR detecting kit are as follows: the upstream primer EV(YG)F is 5'-GGCTGCGYTGGCGGCC-3', the downstream primer EV(YG)R is 5'-CCAAAGTAGT CGGTTCCGC-3' and the specific probe EV(YG)PB is 5'-CTCCGGCCCCTGAATGCGG-3'. The method has high specificity on detecting the enterovirus and does not have cross reactions with other enteroviruses such as hepatitis A, hives, rubella, parotitis, encephalitis, dengue fever, adenovirus, and the like. The detection sensitivity of the method achieves 0.1TCID50; the method can directly detect the nucleic acid of the enterovirus from the samples of ncurolymph, herpes liquid, dejecta and the like of suspected patients; only about 3h is needed from extracting the nucleic acid of the enterovirus to finishing the detection; and the detecting kit and the detecting method are suitable for the lab early diagnosis of sudden epidemic caused by the infection of the enteroviruses such as the hand-foot-and-mouth disease and the like.

The invention discloses an epidemic encephalitis B/forest encephalitis hybrid virus and an application of the virus. The epidemic encephalitis B/forest encephalitis hybrid virus takes an epidemic encephalitis virus attenuated strain as a gene skeleton, and is a recombinant virus obtained by replacing a deoxyribonucleotide fragment of an encoded epidemic encephalitis virus prM-E delta 3 protein in epidemic encephalitis virus genome RNA (Ribonucleic Acid) with a deoxyribonucleotide fragment of an encoded forest encephalitis virus prM-E delta 3 protein in forest encephalitis virus genome RNA. The epidemic encephalitis B/forest encephalitis hybrid virus has the advantages that the virus is high in safety, and strong in stability, and can be induced to generate a good immune response to a forest encephalitis virus envelope protein, and protect an animal from being attacked by the exogenous forest encephalitis virus of lethal dose. The epidemic encephalitis B/forest encephalitis hybrid virus has a good application prospect in preventing and/or treating forest encephalitis virus infection as a vaccine.

The invention relates to a preparation method for diploid cell Japanese encephalitis vaccine and purified encephalitis vaccine. The method uses a serum-free medium to culture human diploid cell Japanese encephalitis purified vaccine, thus greatly reducing anaphylactic reaction and being beneficial to purification.

The present invention discloses one kind of freeze dried isatis root powder for injection, which is prepared with isatis root as main material and through extraction, refining, blending with proper amount of medicinal supplementary material and freeze drying. The present invention has high stability, long effective period, obvious antiseptic, antiviral, heat-clearing away and immunity-strengthening functions, good safety and no negative effect.it has excellent treating effect on influenza, parotitis, hepatitis, encephalitis B, upper respiratory tract infection and other diseases.

A vaccine of the encephalitis B virus for preventing viral encephalitis B is prepared through inoculating said virus into human diploid cells, culturing, naturalizing, adapting, amplifying, concentrating and purifying.

There is provided a pharmaceutical drug, particularly a novel compound useful for prophylaxis or a therapeutic treatment of various diseases involving infections with viruses of the herpesvirus family, specifically various herpesvirus infections such as varicella (chicken pox) via varicella zoster virus, varicella zoster via recurrent infection with latent varicella zoster virus, herpes labialis and herpes encephalitis via HSV-1 and genital herpes via HSV-2 infection. An N-{2-[(4-substituted phenyl)amino]-2-oxoethyl}tetrahydro-2H-thiopyran-4-carboxamide derivative, of which phenyl group is substituted at position 4 with a specific 5- or 6-membered heteroaryl group, and a salt thereof have an effective anti-virus activity, and the oral administration thereof at a low dose enabled the therapeutic treatment of the above diseases.

The invention discloses a detection material resisting NMDAR autoantibodies in human body fluid and a preparation method and application thereof. According to the invention, NMDAR antigens are arranged on a carrier membrane through coating to prepare an anti-NMDAR-receptor detection material, specific NMDAR antibodies in human serum and cerebrospinal fluid can be combined with the antigens, alkaline phosphatase substrate-ligand reaction is utilized for color development, the sealing material is added in the color development reaction, and whether a detected sample contains the NMDAR antibodiesor not can be directly judged through naked eye observation. The method has the advantages of high sensitivity, easy and convenient operation and rapid detection, and is conducive to recognition anddiagnosis of anti-NMDAR-receptor encephalitis.

The invention provides a zika virus and encephalitis B virus combined inactivated vaccine, and belongs to the technical field of preparation of biological products. The combined vaccine consists of 0.5-10ug/ml of encephalitis B virus and 0.5-10ug/ml of zika virus. The invention also provides a preparation method of the zika virus and encephalitis B virus combined inactivated vaccine; the preparation method comprises steps of inoculating, purifying and inactivating the encephalitis B virus and the zika virus, wherein inoculated MOI of the encephalitis B virus is 0.001-0.1CCID50/ml; and inoculated MOI of the zika virus is 0.001-0.1CCID50/ml. The vaccine provided by the invention can be used for simultaneously immunizing the zika virus and the encephalitis B virus, so that immunizing times are reduced and infection and allergic reactions caused by attenuated vaccines are avoided; and the combined inactivated vaccine has a good capacity of preventing and controlling diseases caused by thezika virus and the encephalitis B virus.

The invention discloses incense for eliminating plague, which is prepared from Chinese atractylodes rhizome, dried duckweed, dahurian angelica root, argyi leaf, realgar, nard, kaempferia galamga, nutgrass galingale rhizome and sweet wormwood. The incense can dispense fragrance so as to sterilize air, purify filth, clear away heat and toxic material such as influenza virus, encephalitis B virus and the like, kill bacteria such as tubercule bacillus, Klebs-Loeffler bacillus, streptococcus hemolyticus, and the like. After the incense is fired, the generated smoke has no harm and toxic and side effects to persons and livestock, the smelt is pure and mild, no peculiar smell is emitted, and the incense can be used for prevention of infectious diseases, evil influence, epidemic virus, pestilence, arashiyama and influenza virus and sterilization in stations, schools, hospitals, hotels and large cultivation farms.

The invention relates to a preparation method of a vaccine for epidemic encephalitis B, which comprises the processes of cell culture, virus propagation and vaccine preparation. After cells overgrow with a single layer, a seed culture of viruses and a culture solution are inoculated, and the use quantity of the seed culture of the viruses is that every 100cm<2> of cells is inoculated with 1ml of seed culture of the viruses. The culture solution of the viruses mainly comprises 90-95% of MEM culture solution, 3-5% of calf serum and 7.5% of sodium bicarbonate solution the pH of which is regulated to 7.2-7.6. The vaccine is prepared by adding human serum albumin with the final concentration of 0.3% after being clarified and filtered. The invention adopts an SA14-14-2 attenuated strain to produce an encephalitis purified vaccine. Compared with a vaccine produced by a P3 strain, the attenuated strain is safer and more effective. The invention has the advantages that: (1) the attenuated strain is used for preparing the purified vaccine, which has good safety; (2) the inactivation effect of inactivating the viruses by using beta-propiolactone is good, and an inactivator is naturally degraded and has no residue; and (3) the column chromatography purification property is mild, and the injury to the viruses is small.

The present invention relates to organic salt of pyritinol as shown for treating cerebral concussion, brain trauma, encephalitis, meningitis sequelae and senile dementia. The organic salt exists in hydrate and is named as 3, 3-(dithio methylene) bis(5-hydroxy-6-methyl-pyridyl methane) organic salt chemically. The organic salt is salt of nicotinic acid, lactobionic acid, malic acid, etc. Experiments show that the organic acid and pyritinol have synergistic effect of protecting cardiac muscle, and the nicotinate of pyritinol is especially hopeful in developing pyritinol medicine.