2508 results about "Anti-inflammatory" patented technology

The invention belongs to the technical field of microbial fermentation, and particularly relates to lactobacillus rhamnosus capable of maintaining bone health and improving local joint inflammation and a metagen and application of the lactobacillus rhamnosus. According to the invention, the probiotic NKU ML1-2 is subjected to fermentation culture, such that a post-generation product is prepared. Results of embodiments prove that the metagen product can enhance the oxidation resistance of cartilage and osteoblasts and promote the synthesis of anti-inflammatory factors and cartilage matrixes (type II collagen and proteoglycan), and has the potential of relieving oxidative stress and inflammatory response of local joints, relieving joint inflammation and delaying cartilage destruction. The prepared metagen product is high in safety and good in stability, and can be applied to preparation of medicines for preventing and / or treating osteoarthritis; the metagen product can also be used for promoting bone health, enhancing the antioxidant capacity of osteoblasts and / or chondrocytes, promoting osteoblast activity and / or promoting calcium absorption and fixation, and a new solution is provided for joint health management.

The invention discloses a preparation method and application of a sea cucumber exosome with an immune cell repairing function, and belongs to the technical field of biomedicine. The method comprises the following steps: feeding sea cucumbers by using a combined method of composite stress and an echinacea extract, extracting sea cucumber cells, and obtaining sea cucumber exosomes through ultracentrifugation; wherein the condition of composite stress is set as follows: the day and night temperature difference is not lower than 3 DEG C, and meanwhile, the dissolved oxygen content of the water body is adjusted to 75-90% of the dissolved oxygen content of the conventional feeding water body. The obtained sea cucumber exosome has a remarkable immune cell repairing function, and can effectively promote proliferation and activity recovery of immune cells, inhibit expression of inflammatory factors and improve the level of anti-inflammatory factors. The sea cucumber exosome prepared by the preparation method disclosed by the invention has an important application prospect in the research and development of immune repair drugs, and can provide a technical support for a novel immune regulation preparation in the field of biomedicine.

The invention belongs to the technical field of bioengineering, and particularly relates to leuconostoc mesenteroides subsp. Mesenteroides FTCM002 and application thereof in preparation of dendrobium officinale leavening with the effects of reducing blood sugar, nourishing the stomach and resisting inflammation. Dendrobium officinale is subjected to enzymolysis and inoculated with the strain for fermentation, and the obtained fermented dendrobium officinale has the effect of inhibiting alpha-glucosidase; the gastric mucosal injury can be relieved, the expression of VEGF, IL-6, IL-8 and TNF-alpha in the gastric mucosal injury is reduced, and the effect of nourishing the stomach is achieved; the cell phagocytic rate can be increased, the NO concentration and the content of immune factors IL-6 and TNF-alpha can be increased, and the effect of enhancing the immunity is achieved; the expression quantity of IL-6, IL-1beta and TNF-alpha in inflammatory cells can be reduced, and the anti-inflammatory effect is achieved.

The invention relates to ultra-small prussian blue nano-particles (T-USPB-C) carrying tirofian, a preparation method of the nano-particles and application of the nano-particles in preparation of drugs for reducing MVO and MIRI. According to the preparation method, the T-USPB-C is prepared by three steps. The T-USPB-C provided by the invention can carry tirofiban, and has catalase and superoxide dismutase simulated nano-enzyme activity. Moreover, the size of the nano-scale drug is required to reach a nano-scale size, and the drug can be efficiently cleared through kidney excretion, so that the potential long-term toxicity problem is minimized. The ultra-small prussian blue nanoparticle carrying the tirofian has an excellent active oxygen scavenging capability. Microvascular perfusion can be rapidly improved through the antithrombotic effect, then the protection effect is continuously achieved through the anti-oxidation and anti-inflammatory mechanism, and microvascular injury and MIRI are effectively prevented.

The invention belongs to the technical field of microorganisms, and particularly relates to bifidobacterium animalis for relieving eye allergy and application of the bifidobacterium animalis. The invention provides an application of bifidobacterium animalis subsp. Lactis in preparation of a product for relieving eye allergy, the bifidobacterium animalis subsp. Lactis is Def +, and the preservation number is CGMCC (China General Microbiological Culture Collection Center) No.35798. The Bifidobacterium animalis subsp. Lactis Def < + > provided by the invention can relieve the eye itching symptom, relieve red and swollen eyelids, reduce conjunctiva and cornea injury, relieve eye discomfort, relieve globular conjunctivitis cell infiltration, improve corneal epithelium thickening lesion, improve the anti-inflammatory ability and improve allergic conjunctivitis, keratitis and blepharitis marginata in a targeted manner. The eye drops are high in safety and resistant to gastrointestinal fluid, and a safe and long-acting scheme is provided for eye allergic diseases.

The invention provides glycyrrhizic acid / glycyrrhetinic acid-triethanolamine composite hydrogel as well as a preparation method and application thereof, and belongs to the technical field of preparation of biological medicine carriers and composite materials. According to the invention, glycyrrhizic acid or glycyrrhetinic acid is taken as a raw material, triethanolamine is taken as a cross-linking regulating agent, and the composite hydrogel with stable mechanical properties, high drug loading efficiency and anti-inflammatory synergistic activity is prepared through a mild physical and chemical cross-linking reaction; the preparation process of the composite hydrogel does not need a toxic cross-linking agent, the reaction condition is mild, the raw materials are cheap and easy to obtain, and large-scale production can be realized; the composite hydrogel presents a multi-group ionic bond cross-linked structure, can be used as a carrier of a pH responsive drug, and has good practicability.

The invention discloses a high-activity injectable self-healing temperature-sensitive hydrogel dressing and a preparation method and application thereof, the high-activity injectable self-healing temperature-sensitive hydrogel dressing is obtained by forming a temperature-sensitive hydrogel through a two-dimensional nano material MXene aqueous solution and F127 under the hydrogen-bond interaction, combining an M2 macrophage source exosome on MXene under the electrostatic adsorption action, and wrapping the MXene through a network structure of the hydrogel. The preparation method is simple, an obtained sample is free of organic solution residues, reaction conditions are mild, operation is convenient, the raw material cost is low, the hydrogel dressing has temperature-sensitive, injectable and self-healing performance, the hydrogel dressing has temperature-sensitive and injectable performance, is sol at normal temperature, forms gel after making contact with skin and is convenient to smear and use on wounds, and experimental results prove that the hydrogel dressing has good application prospects. The hydrogel has good biocompatibility and relatively strong antibacterial performance, and can effectively play anti-inflammatory and vascular regeneration promoting roles in diabetic wounds and promote rapid repair of the diabetic wounds.

The invention provides a cobalt monatomic nano-enzyme system modified by phospholipid polyethylene glycol carboxyl. The cobalt monatomic nano-enzyme system comprises a cobalt monatomic nano-enzyme composite core and phospholipid polyethylene glycol carboxyl compounded on the surface of cobalt monatomic nano-enzyme, the cobalt monatomic nano-enzyme composite core comprises a cobalt monatomic nano-enzyme and ginsenoside loaded on the cobalt monatomic nano-enzyme. The invention also provides a bifidobacterium synergetic cobalt monatomic nano-enzyme system which is formed by combining cobalt monatomic nano-enzyme with ginsenoside Rb1 and further delivering the cobalt monatomic nano-enzyme and ginsenoside Rb1 through bifidobacterium bifidum for targeted therapy of enteritis. The combination of Co SA and Rb1 can enhance the anti-inflammatory efficacy by adjusting a key immune signal pathway, and bifidobacterium bifidum can ensure targeted delivery of microbiota and promote intestinal barrier repair. The synergistic three-component strategy integrating monatomic nano-enzyme antioxidation, natural drug immunoregulation and probiotic targeting is provided, and a promising treatment platform is provided for accurate intervention of IBD.

The invention relates to the technical field of natural plant extracts, and particularly discloses a plant extract composition with anti-inflammatory and soothing effects and a preparation method thereof. The traditional Chinese medicine composition is prepared from the following components in percentage by weight: 1 to 5 percent of radix cynanchi atrati extract, 1 to 3 percent of flos magnoliae extract, 1 to 5 percent of flos hibisci mutabilis extract, 0.5 to 1 percent of herba andrographitis extract, 1 to 3 percent of citrus peel extract, 0.5 to 1 percent of rhizoma paridis extract and the balance of solvent. Six plant extracts with different anti-inflammatory mechanisms are scientifically screened and proportioned, the extraction process is optimized, the plant extracts have a synergistic effect, and the anti-inflammatory effect is improved by adjusting the proportion; the six components respectively act on different links of inflammatory response to form a complementary anti-inflammatory network, the plant extract composition with multiple anti-inflammatory pathways and synergistic interaction is developed, and the problems of single anti-inflammatory effect, insufficient permeability and the like in the prior art are solved.

This invention belongs to the field of cosmetic technology, specifically relating to a composition for skin barrier repair and anti-inflammation after non-surgical cosmetic procedures and its application. The composition comprises Xinjiang comfrey peptide and Xinjiang comfrey naphthoquinone, with a mass ratio of 50-200:1. This composition synergistically inhibits the release of LPS-induced inflammatory factors, alleviating acute inflammatory reactions such as redness and burning after cosmetic procedures, achieving a dual effect of anti-inflammation and repair. The composition significantly reduces postoperative inflammatory redness and improves discomfort symptoms such as dryness and stinging. Through a multi-target mechanism, this invention solves the technical problems of existing repair products having single functions and slow onset of action, providing a highly efficient and comprehensive repair solution for skin after cosmetic procedures.

The invention belongs to the technical field of nutritional compositions and cosmetics, and particularly relates to an anti-aging composition and application and a product thereof. The composition provided by the invention is composed of L-ergothioneine and alpha-ketoglutaric acid, or L-ergothioneine and alpha-ketoglutaric acid salt, or L-ergothioneine and alpha-ketoglutaric acid salt. Through the synergistic effect of the L-ergothioneine and the alpha-ketoglutaric acid or the alpha-ketoglutarate, the contents of Col I and hydroxyproline in skin tissues can be remarkably increased, the expression of TGF-beta1 is up-regulated and converted, the activity of MMP-1 is inhibited, meanwhile, the malondialdehyde level is reduced to enhance the oxidation resistance, the synthesis of hyaluronic acid is promoted, and the water content of the skin is increased. The composition is simple in component and simple and convenient in preparation process, can be prepared into various products such as cosmetics, health care products or medicines, is used for achieving the effects of resisting aging, moisturizing, resisting inflammation or resisting oxidation, particularly has an excellent improvement effect on skin photoaging induced by ultraviolet rays, and is wide in application prospect.

Relates to the technical field of medicines, provides keratin CF5, a preparation method, a pharmaceutical composition and application thereof, and particularly relates to keratin CF5, a nucleic acid molecule for coding the keratin CF5, an expression vector containing the nucleic acid molecule, a host cell containing the expression vector or genome integrated with the nucleic acid molecule, and a preparation method of the keratin CF5. The invention relates to a keratin CF5-containing pharmaceutical composition and application of the keratin CF5, nucleic acid molecules, expression vectors, host cells or the pharmaceutical composition in preparation of antipyretic and analgesic, cough-relieving and phlegm-eliminating drugs, anticonvulsion, antiepilepsy, blood pressure lowering drugs, anti-inflammatory drugs and antiviral drugs, in particular to application of the keratin CF5, the nucleic acid molecules, the expression vectors, the host cells or the pharmaceutical composition in preparation of antipyretic and analgesic drugs.

This invention discloses a method for preparing a pH / glucose dual-responsive chronic wound dressing containing frankincense essential oil, comprising: (1) using 4-formaldehyde phenylboronic acid as a crosslinking agent to form Schiff base and borate ester bonds with carboxymethyl chitosan and two different molecular weight hyaluronic acids, respectively, to prepare a hydrogel capable of filling skin surface wounds and performing dual dynamic covalent crosslinking adhesion, and freeze-drying for later use; (2) preparing frankincense essential oil into microcapsules by emulsification coagulation method, and freeze-drying for later use; (3) mixing the hydrogel with the freeze-dried powder of frankincense essential oil microcapsules, adding deionized water or PBS and stirring to reconstitute to form a pH / glucose dual-responsive hybrid hydrogel dressing coated with frankincense essential oil microcapsules. The composite dressing prepared by this invention has anti-inflammatory, antioxidant, antibacterial, and healing-promoting effects, is quick and easy to prepare, and has the ability to respond to the acidic / high-glucose microenvironment of diabetic wounds, and has important practical application value.

Belongs to the technical field of medicine, and provides keratin CF7, a preparation method, a pharmaceutical composition and application thereof. Specifically, the invention provides keratin CF7, a nucleic acid molecule encoding the keratin CF7, an expression vector containing the nucleic acid molecule, a host cell containing the expression vector or genome integrated with the nucleic acid molecule, a preparation method of the keratin CF7, a pharmaceutical composition containing the keratin CF7, and a preparation method of the keratin CF7. The invention also discloses application of the keratin CF7, the nucleic acid molecule, the expression vector, the host cell or the pharmaceutical composition in preparation of antipyretic and analgesic, cough-relieving and phlegm-eliminating, anti-convulsion, anti-epilepsy, antihypertensive, anti-inflammatory and antiviral drugs.

The invention belongs to the technical field of exosome freeze-dried powder, and discloses exosome freeze-dried powder and a preparation method thereof, the exosome freeze-dried powder contains mesenchymal stem cell exosome, trehalose, sodium hyaluronate, hydroxypropyl-beta-cyclodextrin, glutathione, ceramide and fructo-oligosaccharide. According to the exosome freeze-dried powder, hydroxypropyl-beta-cyclodextrin, glutathione, ceramide and fructo-oligosaccharide are added, the membrane structure integrity of the exosome is effectively protected, the retention rate of active substances in the exosome freeze-dried powder is high, and therefore the effects of resisting inflammation, regulating cell metabolism, promoting tissue repair and the like of the exosome can be fully exerted. In addition, glutathione can directly remove skin free radicals and inhibit oxidative stress injury, and has an anti-oxidation effect; ceramide can also supplement skin lipid barrier, enhance the water locking capacity and enhance the moisturizing effect of sodium hyaluronate; fructo-oligosaccharide can also regulate skin micro-ecological balance, and has anti-inflammatory and bacteriostatic effects.

The invention provides keratin CF3 as well as a preparation method, a pharmaceutical composition and application thereof, and belongs to the technical field of medicines. Specifically, the invention provides keratin CF3, a nucleic acid molecule encoding the keratin CF3, an expression vector containing the nucleic acid molecule, a host cell containing the expression vector or genome integrated with the nucleic acid molecule, a preparation method of the keratin CF3, a pharmaceutical composition containing the keratin CF3, and a preparation method of the keratin CF3. The invention also discloses application of the keratin CF3, the nucleic acid molecule, the expression vector, the host cell or the pharmaceutical composition in preparation of antipyretic and analgesic drugs, antitussive and expectorant drugs, anticonvulsion drugs, antiepileptic drugs, antihypertensive drugs, anti-inflammatory drugs and antiviral drugs.

The invention provides keratin CF4 as well as a preparation method, a pharmaceutical composition and application thereof, and belongs to the technical field of medicines. Specifically, the invention provides keratin CF4, a nucleic acid molecule encoding the keratin CF4, an expression vector containing the nucleic acid molecule, a host cell containing the expression vector or genome integrated with the nucleic acid molecule, a preparation method of the keratin CF4, a pharmaceutical composition containing the keratin CF4, and a preparation method of the keratin CF4. The invention also discloses application of the keratin CF4, the nucleic acid molecule, the expression vector, the host cell or the pharmaceutical composition in preparation of antipyretic and analgesic drugs, antitussive and expectorant drugs, anticonvulsion drugs, antiepileptic drugs, antihypertensive drugs, anti-inflammatory drugs and antiviral drugs.

A Bifidobacterium longum subsp. longum dipro-017. The Bifidobacterium longum subsp. longum dipro-017 used has the ability to metabolize tryptophan to produce indole-3-lactic acid, can inhibit the pathogenic bacteria Salmonella Typhimurium, Staphylococcus aureus, and Escherichia coli, and can effectively mitigate weight loss caused by ulcerative colitis, improve a DAI score, improve colon length, mitigate the content of lipopolysaccharide (LPS) in blood, and increase the level of anti-inflammatory cytokine IL-10, as well as mitigate the content of bone metabolism indicators tartrate-resistant acid phosphatase (TRAP) and N-terminal propeptide of type I procollagen (PINP) in blood.

The invention relates to the technical field of traditional Chinese medicine preparations, in particular to a traditional Chinese medicine spray for treating rhinitis and a preparation method thereof.The traditional Chinese medicine spray is prepared from flos magnoliae liliflorae, fructus xanthii, herba ephedrae, fructus forsythiae, flos lonicerae, radix angelicae, herba asari, menthol, herba centipedae and herba menthae. Refining to obtain a fluid extract; and mixing the fluid extract with a penetration enhancer consisting of aminoketone and menthol, a sodium hyaluronate mucous membrane repairing agent, a pH regulator, an isoosmotic adjusting agent and a preservative to prepare spray liquid medicine, and finally performing sterile filtration and filling. Through efficient extraction and synergism of composite auxiliary materials, the permeability and bioavailability of the medicine are remarkably improved, and the symptoms such as nasal obstruction and running nose can be quickly relieved; meanwhile, the anti-inflammatory function and the function of actively repairing the damaged nasal mucosa are achieved, and the recurrence rate is reduced from the source; the pH and osmotic pressure of the preparation are precisely adjusted, the use is comfortable, and the quality is stable and controllable.

The application relates to the field of biotechnology, in particular to a Faecalibacterium prausnitzii microbial anti-inflammatory molecule and a screening method and application thereof. The amino acid sequence of the Faecalibacterium prausnitzii microbial anti-inflammatory molecule is shown in (a) or (b); (a) the amino acid sequence is shown in SEQ ID NO. 1; (b) a protein derived from (a) with anti-inflammatory activity obtained by substituting, deleting or adding one or more amino acids in the amino acid sequence in (a). Compared with the microbial anti-inflammatory molecule protein of a representative strain A2-165 of the Faecalibacterium genus, the inhibiting effects of the Faecalibacterium prausnitzii microbial anti-inflammatory molecule on the NF-kappa B signal pathway and the inflammatory factor TNF alpha are 50% and 56% respectively, and the anti-inflammatory effect (inhibiting the NF-kappa B signal pathway) of the Faecalibacterium prausnitzii microbial anti-inflammatory molecule screened in the application can reach more than 90%, and the Faecalibacterium prausnitzii microbial anti-inflammatory molecule has the advantages of small use dosage and strong anti-inflammatory effect.

The invention discloses a platelet growth factor derived polypeptide as well as a composition and application thereof. The amino acid sequence of the polypeptide is shown as Seq ID No: 1 (RP1601: LLKLLKKLLKKLLKK). KKIIKKL is used as a core active sequence, a variant library is designed by adopting a special design rule (AABB cycle rule), optimization is carried out by combining a polypeptide activity prediction system with a molecular docking technology, finally five candidate polypeptides are screened out, the polypeptide RP1601 has a better balance expression between drug effect and safety, and the polypeptide RP1601 is simple in structure, easy to synthesize and optimize and high in stability, and can be used for preparing a polypeptide RP1601. Therefore, the polypeptide is determined as an optimal candidate polypeptide; based on excellent anti-inflammatory, repair-promoting and anti-oxidation characteristics of the polypeptide, the invention further provides application of the polypeptide in cosmetics and medicines.

The invention relates to the technical field of biomedical materials, in particular to an alendronate-modified ZIF-8 encapsulated TPP-carbon dot bone targeting nano-material and a preparation method and application thereof.The alendronate-modified ZIF-8 serves as a carrier, TPP-modified carbon dots are encapsulated in the carrier, citric acid, urea and cerium salt serve as raw materials of the TPP-modified carbon dots, and the alendronate-modified ZIF-8 encapsulated TPP-carbon dot bone targeting nano-material is prepared through a one-step method. After cerium-doped carbon quantum dots are synthesized through a hydrothermal method, TPP is grafted through an amide method, alendronate endows the material with a bone targeting function, and TPP modified carbon dots endow the material with antioxidant and mitochondrial targeting functions. According to the invention, the bone targeting property is excellent, and bone focuses are efficiently enriched; the anti-oxidation and anti-inflammatory capacities are high, and the infected microenvironment can be improved; zIF-8 packaging is stable, and functional components can be controllably released; multiple components cooperate to promote bone repair, accumulation of non-target organs is little, and the composition is safe, reliable and suitable for treatment of various bone-related diseases.

The invention discloses a polypeptide with anti-aging and anti-inflammatory activity and application thereof, and belongs to the field of biological medicine. In the prior art, anti-aging components are large in side effect, single in action target, unreasonable in polypeptide substance sequence design, insufficient in stability and difficult to give consideration to anti-aging and anti-inflammatory synergistic effects. The sequence provided by the invention comprises a polypeptide as shown in SEQ ID No.1 and a polypeptide with the homology not lower than 85%, and the polypeptide can be prepared into cosmetics or health care products. The polypeptide provided by the invention can promote collagen synthesis, inhibit inflammatory factors, improve skin aging and inflammation, and also can improve bone quality.

The invention discloses a poly-deoxyribonucleotide salt and a preparation method and application thereof, the content of the poly-deoxyribonucleotide salt is greater than 95%, the protein content is less than 1.0%, and after high-pressure moist heat sterilization, the dynamic viscosity reduction amount does not exceed 25%, and the elastic index G'reduction amount does not exceed 30%. The polydeoxyribonucleotide salt disclosed by the invention is simple in preparation process, short in production period, low in cost and suitable for large-scale industrial production; and the preparation process is mild, few impurities are introduced, the product structure is less damaged, and the preparation method is environment-friendly. The polydeoxyribonucleotide salt disclosed by the invention has good physical support performance, has the effects of promoting skin cell repair, resisting skin sensitivity, whitening, resisting inflammation, preventing alopecia and growing hair, and has a wide market prospect.

The invention discloses a pet food with a synergistic anti-inflammatory function and a preparation method thereof, and the method comprises the following steps: preparing an anti-inflammatory nano-carrier, preparing an anti-inflammatory synergistic emulsion, emulsifying and dispersing active ingredients, tempering, extruding, puffing and drying, preparing probiotic particles, performing step-by-step vacuum spraying and the like. And a multi-level active component protection and delivery system is systematically constructed. Wherein the nanostructured lipid carrier and the microencapsulated ginger active extract are compounded according to a specific proportion, and a synergistic interaction system is formed through a fat source medium; and the probiotics are sprayed and added after being subjected to a multi-layer embedding and low-temperature granulation technology. The pet food prepared by the method comprises an anti-inflammatory synergistic composite unit and a probiotic particle unit, and experiments prove that the bioavailability of the core anti-inflammatory component reaches 52%, the in-vitro TNF-alpha inhibition rate reaches 65%, and the survival rate of probiotics exceeds 4.2 * 10 < 8 > CFU / g, so that the pet food is obviously superior to the traditional process, and the synergistic improvement of the anti-inflammatory effect, the component stability and the processing adaptability is realized.

The invention discloses a medicine composition for inducing fibroblasts to be reprogrammed into pericyte-like cells (PCLCs) through a chemical small molecule combination, and the medicine composition is used for treating sepsis. According to the invention, a chemical reprogramming strategy without genetic modification is adopted, an endogenous signal channel is activated through a time sequence, and fibroblasts from somatic cells are efficiently converted into PCLCs with high expression of genes such as EMILIN3, LAMC3, GDF10, AHR, CD109, AHR, NQO1, QPRT and the like. When applied to treatment of sepsis, the medicine composition can improve pathological symptoms and reduce death rate by synergistically exerting anti-inflammatory, anti-oxidation, immune regulation and tissue barrier protection effects. The invention provides a novel safe treatment strategy based on non-genetically modified cells for sepsis.

Belongs to the technical field of medicines, and relates to keratin CF1, a preparation method, a pharmaceutical composition and application thereof, in particular to keratin CF1, a nucleic acid molecule for encoding keratin CFI, an expression vector containing the nucleic acid molecule, a host cell containing the expression vector or genome integrated with the nucleic acid molecule, and a preparation method of the keratin CF1. The invention relates to a keratin CF1-containing pharmaceutical composition and application of the keratin CF1, nucleic acid molecules, expression vectors, host cells or the pharmaceutical composition in preparation of antipyretic and analgesic, cough-relieving and phlegm-eliminating drugs, anticonvulsion, antiepilepsy, blood pressure lowering drugs, anti-inflammatory drugs and antiviral drugs, in particular to application of the keratin CF1, the nucleic acid molecules, the expression vectors, the host cells or the pharmaceutical composition in preparation of antipyretic and analgesic drugs.

The invention relates to the technical field of daily chemical and skin external preparations, in particular to a six-dimensional synergistic effect-based acne removal and repair composition, which is prepared from the following active ingredients in parts by weight: 1 to 10 parts of sturgeon caviar extract, 0.1 to 10 parts of chlorogenic acid, 0.1 to 20 parts of 4-tert-butyl cyclohexanol and 0.1 to 20 parts of willow extract. The sturgeon caviar extract is prepared by supercritical CO2 fluid extraction, the willow extract is treated by a synthase process, the content of salicin is not less than 1.5 wt%, and at least one active component in the composition is subjected to supramolecular inclusion modification; the preparation method comprises the following steps: sequentially preparing the extracts and components, sequentially mixing, and finally carrying out an inclusion reaction. The composition constructs a full-link acne removal and skin health maintenance system through a six-dimensional synergistic effect of bacteriostasis, oil control, anti-inflammation, allergy relief, cutin dredging and repairing, has the characteristics of efficient acne removal, mildness, safety and low recurrence rate, is suitable for various skin types such as sensitive acne skin, and can be widely applied to acne removal products of various dosage forms.

The invention belongs to the technical field of photoacoustic response antibacterial dressings, and discloses PDA (at) Ag (at) Ag2S / SA / F68 / F127 antibacterial temperature-sensitive hydrogel as well as a preparation method and application thereof.The PDA (at) Ag (at) Ag2S / SA / F68 / F127 antibacterial temperature-sensitive hydrogel can complete conversion of gel and sol under the condition of 4-60 DEG C, PDA (at) Ag (at) Ag2S nano-enzyme is constructed by means of an in-situ growth method, a PDA (at) Ag (at) Ag2S nano-composite material can generate electron-hole pairs under photoacoustic combination, then reactive oxygen species (ROS) is generated, and the antibacterial temperature-sensitive hydrogel can be used for preparing antibacterial temperature-sensitive hydrogel. The photoacoustic response antibacterial effect is realized. Meanwhile, PDA (at) Ag (at) Ag2S has peroxidase (POD)-like activity, and the material can catalyze endogenous hydrogen peroxide (H2O2) in a common wound microenvironment with the pH value of 7-8 to generate reactive oxygen species (ROS) with high toxicity, such as hydroxyl free radicals (. OH), so that efficient killing of various bacteria under photoacoustic combination is realized. Synthesis conditions are mild, and the process is simple, economical and feasible. The hydrogel has thermosensitivity, can resist inflammation, stop bleeding and relieve wound pain, does not loosen after absorbing seepage, is free of residues and does not adhere to a wound surface when being removed, and a new way is provided for developing novel medical dressings for treating drug-resistant bacterial infection wounds.

The invention discloses Witzia ciliaris NCU-33 and application thereof, and belongs to the technical field of microbial medicines. The bacillus coagulans NCU-33 is preserved in the China General Microbiological Culture Collection Center (CGMCC), and the preservation number of the bacillus coagulans NCU-33 is CGMCC NO.31779. The strain is separated from a fresh excrement sample of healthy people; the strain is capable of ameliorating and / or preventing rheumatoid arthritis by anti-inflammatory and immunomodulatory effects.