68 results about "Phosphodiesterase" patented technology

The present application provides compositions and methods for treating a disease or disorder using a therapeutically effective amount of a serotonenergy-causing drug and a therapeutically effective amount of a phosphodiesterase type 9 inhibitor.

The invention relates in general to the field of CAR-T cells. The invention in particular relates to improved methods for obtaining CAR-T cells, and improved CAR-T cells, as well as uses thereof. The method in further relates to activating or expressing a phosphodiesterase (PDE) in T-cells during CAR-T cell generation.

The invention belongs to the technical field of microbial pharmacy, and discloses a polyketone macrolide compound generated by genetically engineered streptomyces as well as a preparation method and application thereof. The polyketone macrolide compound disclosed by the invention is a cinnamyl streptomycin derivative, has cell proliferation inhibition activity better than that of a natural product Cinnamomycin A-D, can exert anti-tumor activity by inhibiting activity of human exonucleotide pyrophosphatase / phosphodiesterase 1 (ENPP1) and activating an inherent immune pathway, can be prepared into a medicine or a medicinal composition, and can be used for preparing medicines or medicinal compositions. The compound is used for treating tumors and related diseases.

This invention discloses a genetically engineered bacterium capable of synthesizing large quantities of natural cyclic diguanylate (c-di-GMP) and its applications. It involves knocking out the major phosphodiesterase gene chr1_233 as described in claim 1 within the sphingobium xenophagum C2 strain. This invention rationally designs and modifies the c-di-GMP synthesis and degradation pathways and the inhibitory site of major diguanylate cyclase activity in heterologous sphingobium-consuming bacteria, constructing a series of genetically engineered bacteria capable of synthesizing large quantities of natural c-di-GMP. This provides the industry with a green, simple, economical, and efficient method for producing natural c-di-GMP, and offers a series of high-quality and inexpensive raw materials for the preparation of STING agonists or immune adjuvants, or for the preparation of drugs for treating diseases related to STING protein function.

The invention relates to the technical field of enzyme preparation preparation and fragrance-retaining beads, in particular to an enzyme preparation, a preparation method thereof and a deodorizing and odor-removing fragrance-retaining bead. Wherein the enzyme preparation comprises a compound enzyme microcapsule and a protease microcapsule in a mass ratio of (3-6): 1; a core material of the compound enzyme microcapsule is prepared from the following components in parts by mass: 12 to 15 parts of lipase, 2 to 4 parts of amylase, 5 to 8 parts of fig lysozyme, 2 to 4 parts of cellulase, 1 to 3 parts of pectinase and 1 to 3 parts of phosphodiesterase (PDE). The enzyme preparation disclosed by the invention is added into the aroma-retaining beads for use, so that the antibacterial, deodorizing and peculiar smell removing effects of the aroma-retaining beads can be effectively improved.

The present disclosure relates generally to processes for providing compounds that can be used as inhibitors of ectonucleotide pyrophosphatase / phosphodiesterase 1 (ENPP1), which inhibitors can be useful in treating or preventing soft bone diseases, such as hypophosphatasia (HPP).

The invention discloses an application of an overexpression level transfer gene GlpQ in improving the fertility of male silkworms, and the nucleotide sequence of the GlpQ is shown as SEQ ID NO.3. After the GlpQ1 gene is overexpressed, the reproductive activity of the male silkworms is obviously enhanced, the number of female silkworms capable of mating with each male silkworm on average is obviously increased, and the reproductive activity of the male silkworms is obviously improved. Correspondingly, the number of female silkworms capable of being fertilized by the male silkworms is also obviously increased, the testis development process can be promoted, the gene may act on the testis outer membrane to promote the increase of the testis volume and act on the seminal vesicle to promote sperm formation, and therefore the gene can be used for the fertility of the male silkworms.

This application relates to a series of novel compounds that are selective inhibitors of phosphodiesterase type 9 ("PDE9") for the treatment of chronic heart failure. More specifically, this application relates to pyrazolo[3,4-d]pyrimidinone compounds for use in the treatment and prevention of chronic heart failure.

To provide small-molecule modulators of ectonucleotide pyrophosphatase / phosphodiesterase 1 (ENPP1).SOLUTION: Provided is a compound having the structure of Formula (I), or a pharmaceutically acceptable salt or solvate thereof: SELECTED DRAWING: None

The application discloses a steroid-indole alkaloid hybrid dimer compound, a preparation method thereof and application of the compound in preparation of an antitumor chemotherapy drug sensitizer, and first prepares the steroid-indole diketopiperazine alkaloid hybrid compound from a fungus Aspergillus sp. EGF15-0-3 rice culture medium. The compound is a new skeleton compound first discovered in nature. It is first discovered that the hybrid compound has Tdp1 inhibitory activity and can be applied as a tyrosine-DNA phosphodiesterase 1 (Tdp1) inhibitor. It is first discovered that the hybrid compound has chemotherapy sensitization activity on a tumor chemotherapy drug topotecan TPT, which provides a drug source molecule and data support for development of a new natural antitumor combination inhibitor, and has important significance for development and utilization of marine Aspergillus sp. fungus resources.

Provided herein are methods for treating hypophosphoesterase (HPP), the methods comprising administering a therapeutically effective amount of an inhibitor of exonucleotide pyrophosphatase / phosphodiesterase 1 (ENPP1).

The disclosure relates to the use of phosphodiesterase 1 (PDE1) inhibitors for preventing or treating chemobrain, e.g., inhibiting or mitigating one or more symptoms of chemobrain, e.g., feeling of mental fogginess, deficit in attention, disorganized behavior or thinking, confusion, impaired concentration, difficulty finding the right word, difficulty learning new skills, difficulty multitasking, memory impairment (e.g., short-term memory problems, long-term memory problems, impaired verbal memory, impaired visual memory), and / or fatigue.

This invention relates to pharmaceutical compositions, including compositions adapted for intranasal administration, comprising an active ingredient, including dexmedetomidine, pomalidomide, a selective phosphodiesterase type 4 inhibitor such as roflumilast, or combinations thereof, useful in the treatment of traumatic brain injury (TBI), including to prevent or reduce the neurological sequalae of TBI.

The invention relates to the technical field of medicines, in particular to a novel medical application of a phosphodiesterase 4B inhibitor namiklast, and particularly relates to an application of namiklast in preparation of a medicine for treating intervertebral disc fibrosis through targeted inhibition of macrophage-myofibroblast transformation.

The application discloses a preparation method of an amido pyrazole compound and a method for preparing sildenafil by using the same. The amido pyrazole compound is shown as formula I. The compound of formula I is prepared by using 2-pentanone as an industrial chemical, and can be used for synthesizing sildenafil which is a selective inhibitor of type 5 phosphodiesterase (PDE5). The method has the advantages of easy availability of raw materials, simple operation, avoidance of nitration reaction, avoidance of safety hidden dangers caused by the nitration reaction from a technical source, and avoidance of environmental protection pressure caused by a large amount of nitration waste liquid, and is suitable for development into a green and sustainable production process of sildenafil bulk drug.

A method of reducing fear memory in a mammal comprising the step of inhibiting or reducing cAMP signaling in the mammal. The cAMP signaling can be reduced using an adenylyl cyclase 1 (AC1) inhibitor or using a phosphodiesterase, such as a cAMP-specific phosphodiesterase, such as PDE4.

The present invention relates to a product for use in the treatment, prevention, or remission of prostate cancer in subjects requiring treatment, prevention, or remission, wherein the product induces the expression of PDE4D7 or promotes the activity of phosphodiesterase 4D7. The product may be a direct or indirect activator of PDE4D7 activity, or a product for causing or promoting the expression of PDE4D7 in a subject. The present invention further specifies kits of elements and the in vitro or ex vivo use of the product.

A method for altering the PK profile of a pharmaceutical formulation containing a PDE-4 inhibitor, such as roflumilast, to reduce the spike in Cmax. The spike in Cmax is reduced by topically administering the PDE-4 inhibitor in combination with one or more phosphate ester surfactants. Reducing the spike in Cmax will reduce gastrointestinal side effects and result in better patient compliance.

The invention relates to the technical field of medicines, in particular to a substituted pyrimidinone compound or pharmaceutically acceptable salt thereof as well as a preparation method and application of the substituted pyrimidinone compound. The structure of the substituted pyrimidinone compound is shown as a formula (I) or a formula (II). The substituted pyrimidone compound provided by the invention shows a good inhibition effect on phosphodiesterase, can be applied as a phosphodiesterase type 1 inhibitor, and has an important medicinal value and a wide application prospect. In addition, the preparation method of the substituted pyrimidinone compound is simple and suitable for large-scale industrial production and application.

The application relates to the technical field of biological medicine, in particular to a new skeleton dihydroquinolinone compound and application thereof. The application provides an 8-substituted dihydroquinolinone compound with a structure as shown in formula (I) or a pharmaceutically acceptable salt or stereoisomer thereof and application thereof. The 8-substituted dihydroquinolinone compound has significant inhibitory activity on phosphodiesterase 5 (PDE5) type, has significant therapeutic effect on a phosphodiesterase 5 related disease such as a pulmonary arterial hypertension animal model, and can be used for preparing a new target candidate drug for pulmonary arterial hypertension.

The invention discloses a chromone-based compound as well as a preparation method and application thereof. The chromone-based compound has a structure as shown in a formula (I), a formula (II) or a formula (III). The compound has an important medicinal value and a wide application prospect in preparation of drugs for treating phosphodiesterase 4 type related diseases including pulmonary fibrosis.

The present invention relates to a composition comprising a combination of enzymes comprising an alpha amylase, a glucanase and / or xylanase, and a lipase and / or phosphodiesterase; the use of the composition as a medicament; the use of the composition in the treatment of oral diseases; methods of treatment comprising administering the composition to an animal; methods of preventing or removing an oral biofilm comprising contacting the oral biofilm with the composition; methods for reducing the risk of oral biofilm formation; a method for removing the formed oral biofilm; the invention also discloses a kit containing the composition.

The present invention relates to a drug product comprising a single-dose dry powder inhalation device and a pharmaceutical composition loaded in a capsule, the pharmaceutical composition comprising micronized particles of the compound of formula (I) and a carrier. The present invention also relates to a pharmaceutical composition for use for the treatment of a respiratory disease and to a method for the treatment of a respiratory disease.

The present invention relates generally to the field of CAR-T cells. Specifically, the present invention relates to improved methods for obtaining CAR-T cells, and improved CAR-T cells and uses thereof. The method further relates to activating or expressing phosphodiesterase (PDE) in T cells during CAR-T cell generation.

The invention provides a preparation method of an antibody conjugate containing an sLeX tetrasaccharide structure, which comprises the following steps: S1, sequentially adding Endo S2 enzyme and alpha-L-fucosidase into a target antibody, and respectively analyzing glycosylation to avoid modification site conflict or carbohydrate chain structure interference; s2, adding the accurately represented antibody in the S1, B4GalT1 and UDP-Gal into a Tris-HCl system containing Mn < 2 + >, and incubating to obtain a reaction solution I; s3, the reaction liquid I, ST3Gal3, CMP-Neu5Ac and Tris-HCl containing Mg < 2 + > are taken and mixed, and incubation is carried out; adding CMP-N-acyl neuraminic acid phosphodiesterase for reaction, and purifying Protein A to obtain a purified antibody I; s4, the purified antibody I, alpha1, 3 FucT-2HR, GDP-Fuc and Tris-HCl containing Mg < 2 + > are taken and mixed, and incubation is performed; and purifying Protein A to obtain a target product. According to the modified antibody obtained by the invention, while the targeting property is improved, the binding affinity of the antibody and a tumor cell surface antigen can be enhanced, so that the immune blocking activity of the antibody is further enhanced, and dual improvement of the targeting property and the activity is realized.

The invention provides an anti-aging composition based on NMN and tremella aurantialba extract synergism, a preparation method and application, and belongs to the technical field of cosmetics. According to the anti-aging composition disclosed by the invention, through core synergy of the NMN and the tremella aurantialba sporocarp extract, the NMN forms a three-dimensional hydrogel network through supramolecular wrapping and in-situ crosslinking of HP-beta-CD, so that dual protection is realized, the oxidative hydrolysis risk is reduced, the activity stability is improved, and the anti-aging effect of the anti-aging composition is improved. And under the action of skin carboxylesterase and a skin microenvironment, NMN can be promoted to be dissociated and released from a hydrogel network. The tremella aurantialba sporocarp extract can repair skin barrier and reduce phosphoesterase exposure, and cooperates with glycerol and 1, 2-hexanediol to open a skin transdermal channel, so that the transdermal absorption efficiency of NMN and the dermis layer targeted delivery effect are remarkably improved, and the soluble collagen can directly supplement skin collagen and activate fibroblasts, and cooperates with NMN to reinforce collagen synthesis. The skin irritation is reduced through mild component combination, and the long-acting application requirement of skin care products is met.

The present invention provides combinations of inhibitors of Ectonucleotide Pyrophosphatase / Phosphodiesterase (ENPP1) with a radiation therapy or a radioligand for the purposes of treating cancer. The invention includes both methods of treatment of cancer with the provided combinations and pharmaceutical compositions comprising such combinations. A preferred ENPP1 inhibitor is SR-8541A; and a preferred radioligand is PluvictoTM.

The present invention addresses the problem of providing technology capable of improving the ribonucleotide yield in the production of yeast extract.　The present invention provides a method for producing a yeast extract, the method comprising reacting a filamentous-fungi-derived protease, a phosphodiesterase, and AMP-deaminase, simultaneously or in any order, in a suspension of yeast cells.

The present invention relates to a pyrrolopyrimidinone derivative or pharmaceutically acceptable salt thereof, a composition for preventing or treating cancer comprising the derivative as an active ingredient, and the like, the pyrrolopyrimidinone derivative of the present invention being highly effective in inhibiting ENPP1 activity. Therefore, the present invention can be used for the purpose of treating, preventing, and alleviating cancerous diseases caused by abnormal cell growth. In addition, the pyrrolopyrimidinone derivative and pharmaceutically acceptable salt thereof of the present invention effectively inhibit ENPP1 to activate the STING pathway, and thus can be effectively used in preventing or treating cancer.