34 results about "Xylaria sp." patented technology

The invention discloses a Xylaria nigripes fermented liquid powder, the preparation and application thereof. The Xylaria nigripes fermented liquid powder is obtained by carrying out the liquid fermentation of Xylaria nigripes, obtaining mycelium and fermented liquid through solid-liquid separation, filtering monosaccharide, amino acid and other small-molecular organic compounds and inorganic salts of the fermented liquid by an ultrafiltration membrane, then drying and grinding. The powder is characterized in that the powder excludes mycelium, eliminates a plurality of inorganic salts, monosaccharide and amino acid of the fermented liquid and preserves the main active component of the fermented liquid such as Xylaria nigripes polysaccharide. The Xylaria nigripes fermented liquid powder can be used for preparing medicine, health care product and food for regulating immunity, improving sleep, resisting anxiety and depression, curing migraine, relieving cough, resisting inflammation and curing phthisis, HBV hepatitis, prostatitis, tumor, female dysmenorrheal and diabetes.

The invention discloses application of a xylaria nigripe extract in a skin whitening and moisturizing cosmetic. The inventor finds that the xylaria nigripe extract has the better moisturizing effect, can effectively inhibit the activity of in-vitro tyrosinase and has the effect of skin whitening for the first time. According to the application of the xylaria nigripe extract in the skin whitening and moisturizing cosmetic, the application field of xylaria nigripe is broadened, and the economic using value of xylaria nigripe is improved.

The present invention discloses a strain of Xylaria venosula J22QIU and an application of the Xylaria venosula J22QIU in preparation of fungi pattern wood, and belongs to the technical field of microorganisms. According to the present invention, the strain is preserved in the China General Microbiological Culture Collection Center, the address is Institute of Microbiology, Chinese Academy of Sciences, 3# Court No.1, Beichen West Road, Chaoyang District, Beijing, and the preservation number is CGMCC No:5964; the strain provides excellent dip dyeing ability for the wood base material, the dip dyeing time is short, the dip dyeing depth is high, beautiful color and texture can be formed on the material surface, and the physical and mechanical strength is not affected; the method for preparing the fungi pattern wood by using the strain comprises strain activation and propagation, and fungi inoculation culture, wherein the strain is inoculated on an activation and propagation culture medium, activation and propagation is performed for 10-15 days at a temperature of 22-30 DEG C, the wood base material is sterilized and completely contact the obtained strain, and culture is performed for 4-8 weeks at a temperature of 22-30 DEG C; and the method has characteristics of reasonable process and simple operation, the prepared fungi pattern wood has a good decorative effect, the physical and mechanical property of the substrate is not affected, and the method is suitable for large-scale production and promotion application.

The invention discloses a xylariaceae fungus sj18 and application thereof in prevention and treatment of bursaphelenchus xylophilus, belonging to the technical field of biology. The invention providesthe effect of the xylariaceae fungus sj18 and a secondary metabolite of the xylariaceae fungus sj18 on controlling of bursaphelenchus xylophilus. The xylariaceae fungus sj18 and the secondary metabolite of the xylariaceae fungus sj18 are derived from nature, friendly to and compatible with environment and free of pollution and residues, have an efficient inhibition effect on bursaphelenchus xylophilus, can be used as pollution-free novel biopesticides, and are used for harmless prevention and treatment of pine wilt caused by infection with bursaphelenchus xylophilus.

The invention discloses a Xylaria nigripes fermented liquid powder, the preparation and application thereof. The Xylaria nigripes fermented liquid powder is obtained by carrying out the liquid fermentation of Xylaria nigripes, obtaining mycelium and fermented liquid through solid-liquid separation, filtering monosaccharide, amino acid and other small-molecular organic compounds and inorganic salts of the fermented liquid by an ultrafiltration membrane, then drying and grinding. The powder is characterized in that the powder excludes mycelium, eliminates a plurality of inorganic salts, monosaccharide and amino acid of the fermented liquid and preserves the main active component of the fermented liquid such as Xylaria nigripes polysaccharide. The Xylaria nigripes fermented liquid powder canbe used for preparing medicine, health care product and food for regulating immunity, improving sleep, resisting anxiety and depression, curing migraine, relieving cough, resisting inflammation and curing phthisis, HBV hepatitis, prostatitis, tumor, female dysmenorrheal and diabetes.

The invention relates to isopimarane diterpenoid compounds separated from fermentation products of Xylariasp.YM311647 and an application thereof, belonging to the technical field of microbes. The production strain YM311647 is collected in China Center for Type Culture Collection (CCTCC) on September 19, 2012, and the collection number is CCTCC No: M2012365. Three isopimarane diterpenoid compounds A, B and C are obtained by conventional fermentation, extraction and separation of the strain YM311647. Antifungal activity tests prove that the compounds have obvious antifungal activity and potential applications in preparation of new agricultural or medical antifungal medicaments.

The invention provides a method for cultivating the fruiting body of Xanthomonas vertical stripes in a liquid. The steps are as follows: preparing a liquid medium: peeling potato slices, adding water and boiling them, filtering and taking the filtrate to cool slightly; weighing yeast powder, glucose, peptone, diphosphate Potassium hydrogen, magnesium sulfate, vitamin B1, add potato juice, stir until dissolved to obtain a liquid culture medium; bottling and sterilization; inoculation: in a sterile environment, the liquid culture medium is inserted into the liquid culture medium with the vertical stripes of Xanthomonas The solid medium of mycelium or one or two fruiting bodies; static culture in a cool place at 25-30°C, the lawn will start to grow in about ten days, and the fruiting bodies will start to grow after another week. It may also include the step of inoculating and culturing the fruiting body again with its liquid culture medium after picking the fruiting body of C. vertical stripes. The method of the invention has simple process and is easy to implement, and the hyphae can directly grow into fruiting bodies in liquid culture medium, which greatly improves the bacteria production efficiency, and is denser than the fruiting bodies cultured in solid, thus providing a guarantee for increasing yield.

The invention provides a polysaccharide producing endogenous xylaria UT-X strain and belongs to an endogenous xylariaceae sp. strain. The strain is preserved in China Center for Type Culture Collection, the address is Wuhan University Wuhan China, the postcode is 430072, the preservation date is January 17th 2019, a preservation number is CCTCC M 2019055, and a 16S rDNA sequence of the strain is shown as SEQ ID NO.1. The endogenous xylaria UT-X strain can be applied to fermentation to prepare polysaccharide. The strain disclosed by the invention can perform large-scale fermentation culture ina short time; furthermore, fermentation cost is lower, and limits of conditions of areas, seasons and the like are avoided; thus, the current situation that water shield natural resources are increasingly scarce can be solved through a microbial fermentation way, so that higher economical benefits are achieved.

The present invention belongs to the field of edible and medicinal fungi and particularly relates to a xylaria striata strain and a culture method of sclerotium of the xylaria striata strain. The sclerotium of the xylaria striata strain is rich in important components (mannitol and adenosine) for measuring medicinal value of xylaria in pharmacopeia, and the content of the important components is higher than that of many currently reported edible and medicinal fungi.

The invention belongs to the technical field of cosmetics, and particularly relates to essence capable of improving acne marks and scars and a preparation method of the essence. The composition capable of improving acne marks and scars is prepared from carbomer, an acrylic acid (acrylate) C10-30 alkanol acrylate cross-linked polymer, cetostearyl alcohol, cyclohexasiloxane, caprylic / capric triglyceride, cetostearyl glucoside, glyceryl stearate, glycerol, 1.2-butanediol, phenoxyethanol, EDTA-2Na and the balance of deionized water. The preparation method of the composition capable of improving acne marks and scars comprises the following steps: taking a yeast culture medium containing a geranium wilfordii extract as a fermentation substrate, inoculating saccharomycetes, and performing fermenting to obtain a primary fermentation active matter; and mixing the obtained primary fermentation active matter with a Xylaria nigrescens culture medium to serve as a secondary fermentation substrate,and inoculating Xylaria nigrescens for fermentation to obtain the product.

The invention discloses three fungi, which are respectively a Microsphaerosis sp. fungus YNAS-4 with the preservation No. of CGMCC No.4453, an Xylaria sp. fungus YNAS-6 with the preservation No. of CGMCC No.4455, and a Lasiodiplodia sp. fungus YNAS-8 with the preservation No. of CGMCC No.4456. The fungi can be inoculated onto a trunk or limb of aquilaria sinensis to induce the aquilaria sinensis to produce agilawood, and the fungi have wide application prospects in the aspects of improving the yield of the traditional Chinese medicine of agilawood, protecting the natural resource of aquilariasinensis and the like.

The invention relates to an artificial culture method of bacteria, which discloses an artificial culture method of xylaria gracillima. A culture bottle is sterilized at the temperature of 120 DEG C and then naturally cooled down, a mixed culture medium is arranged in the culture bottle, the culture bottle is sterilized at the temperature of 120 DEG C again and then naturally cooled down, and the culture bottle is closed after xylaria gracillima strains are inoculated; after the xylaria gracillima is cultured at the temperature of 20 DEG C, a natural culture method is used for obtaining maturexylaria gracillima sporocarp which is washed by sterile water and sterilized by alcohol with the concentration of 70% and then the sporocarp is chopped into block-shaped clinohedrals in the length of3mm, the clinohedrals are inoculated on the improved culture medium, after hoar hyphae grow from the inoculation culture medium, culturing is continued for 1 to 2 days, and thus xylaria gracillima mycelia are obtained, the mycelia are slowly formed by growing development to become xylaria gracillima finally. The technique solves the problem that xylaria gracillima strains are difficult to be cultured into strains for production, and has the advantages of simple process, great mass growth, high efficiency, low cost and good social benefits and application prospect.

The invention discloses a fungi Xylaria sp.FDYS-1, biological agents prepared by the fungi Xylaria sp.FDYS-1 and application of the fungi Xylaria sp.FDYS-1 in prevention and cure of pine wood nematodes. The fungi Xylaria sp.FDYS-1 is preserved in China Center for Type Culture Collection on February 25th, 2008 and the preservation No. is CCTCC NO:M 208025. The invention inoculates the Xylaria sp.FDYS-1 into a potato glucose liquid medium or a potato sugar liquid medium; the pH of the liquid medium is 5 to 8; the culture temperature is 26 DEG C to 29 DEG C; after cultivation of 3 to 5 days under nonluminous conditions, the culture medium is centrifugally filtered, and the biological agents are obtained by collection of filtrate. The biological agents have high killing activity on the pine wood nematodes, good thermal stability, environment-friendly source without toxity, strong selectivity and small ecological environmental influence. The fungi Xylaria sp.FDYS-1 has low culture condition requirements, basically maintains stable inheritance of the capacity for generation of active materials, and has good development and application prospect.

The invention relates to the field of microorganisms, in particular to an isolated Xylaria sp. and its application in the preparation of natural herbicides. The deposit number of Xylaria sp. is CCTCC NO: M2020734, and its fermentation product can inhibit seed germination. The active ingredient in the fermentation product is 19,20‑epoxy‑cytochalasin Q, and the compound and its hydrolyzed product 21‑deacetyl‑19,20‑epoxy‑cytochalasin Q can significantly inhibit the germination and growth of monocot and dicotyledon seeds. Xylaria sp.NH‑1801 grows faster, has simple culture conditions, simple preparation method of active compound and high yield, and has potential development value.