36 results about "Saccharomyces sp." patented technology

The invention discloses an additive-free cigarette production process using a flavored composite microbial agent. In the traditional cigarette production process, the flavored composite microbial agent is sprayed to incised tobacco shreds / leaf groups or surface of baked tobacco shreds / leaf groups, the tobacco shreds / leaf groups are fermented for 24-60 h at constant temperature of 25-45 DEG C and constant humidity of 30%-90%, the fermented tobacco shreds / leaf groups are dried under the condition of 25-180 DEG C, and the cigarette finished product is obtained when the moisture of the tobacco shreds / leaf groups reaches 10-15%. The composite microbial agent used in the process comprises bacillus sp. LBT1.0007, bacillus sp. LBT1.0013 and Saccharomyces sp. LBT1.0038. The bacterial stains contained in the composite microbial agent are separated and screen from alcoholized tobacco surfaces. The composite microbial agent is a new cigarette leaf group flavored composite microbial agent. The cigarette product produced by using the process has the advantages of no additive, good flavoring effect and the like.

The present invention is directed to a generic methodology for preparing wines and other beverages having reduced ethanol content, where said wines or beverages may be sweet, dry or demi-sec beverages. The methodology comprises different fermentation stages, wherein wine yeasts Pichia anomala y Saccharomyces sp. are used. The present invention teaches a methodology, in which yeast groups are used,and said groups are capable of generating several yields of ethanol production by controlling critical variables in the production of an organoleptically acceptable wine through a minor interventionin the aromatic compounds and the final product, resulting in a wine of similar features to those ones available in the market, which has the antioxidant properties and the quality of traditional wines, with lower alcoholic content.

The invention discloses a composite microbial agent capable of degrading kitchen waste at normal temperature, its preparation method and its application, the composite microbial agent is composed of composite thalline and carriers. The composite thalline is composed of lactobacillus acidophilus zsq11 and microzyme Saccharomyces sp. zsp13; the carriers are composed of crushed peanut shells, sands, wood chips and wheat brans. The composite thalline accounts for 5-10% of composite microbial agent by weight percentage. According to the invention, high efficiency complex bacterium and carrier materials with good permeability are mixed to prepare the composite microbial agent, the composite microbial agent is placed in the kitchen waste for treating and acquires good operation effect at normal temperature, the degradation rate of the kitchen waste can reach more than 75%, so that high temperature required in the prior art can be solved. The microbiological treatment processes such as moisture filtering and the like can be omitted. The invention has the advantages of simple processing step, stable effect and no environmental pollution.

The present invention relates to a composition for inhibiting non-fluorescent advanced glycation end products, and a use thereof. More specifically, the present invention relates to: a composition for inhibiting non-fluorescent advanced glycation end products, comprising more than one strain selected from the group consisting of Lactobacillus sp. strains, Lactococcus sp. strains, Enterococcus sp. strains, Bifidobacterium sp. strains, Bacillus sp. strains, Saccharomyces sp. strains, Pediococcus sp. strains, and Leuconostoc sp. strains; and a food composition, a pharmaceutical composition, a composition for intestinal regulation, a probiotic composition, a feed composition, and a fermented product, which have an activity of reducing non-fluorescent advanced glycation end products and comprise the composition. In addition, the present invention relates to a method for producing a non-fluorescent advanced glycation end product inhibitor and a method for inhibiting non-fluorescent advanced glycation end products.

The present invention provides for heterologous expression of polypeptides encoded by wild-type and codon-optimized cbh2 genes from the organisms Cochliobolus heterostrophus, Gibberella zeae, Irpex lacteus, Volvariella volvacea, and Piromyces sp. in host cells, such as the yeast Saccharomyces cerevisiae. The expression in such host cells of the corresponding genes, and variants and combinations thereof, result in improved specific activity of the expressed cellobiohydrolases. Thus, such genes and expression systems are useful for efficient and cost-effective consolidated bioprocessing systems.

The invention discloses an industrial fermentation production method of raspberry ketone, comprising the following steps: (1) using natural p-coumaric acid as a raw material to generate p-hydroxybenzaldehyde under the metabolism of actinomycetes sp.OMK-74; 2) with the p-hydroxybenzaldehyde and acetone gained in step (1) as raw materials, generate 4-hydroxybenzylidene acetone under the metabolism of Bacillus sp.OMK-75; Benzylidene acetone is used as a raw material, and the raspberry ketone is reduced under the metabolism of yeast Saccharomyces sp.OMK-76. The invention realizes the high-efficiency biosynthetic production process of raspberry ketone through three-step fermentation.

The invention discloses yeast with the function of synthesizing 3-indolebutyric acid and application of the yeast in 3-indolebutyric acid preparation, and solves problems of environmental pollution and complex chemical synthesis processes of 3-indolebutyric acid. The Latin name of the yeast with the function of synthesizing 3-indolebutyric acid is Saccharomyces sp., a depository authority is China general microbiological culture collection center, a depository date is April 11, 2017, and a depository serial number is CGMCC NO.14011. The yeast strain can convert IAA prepared by microbial fermentation into IBA, and fermentation liquid is filtered, concentrated and crystallized to obtain IBA.

The invention belongs to the technical field of probiotics, and discloses a probiotic composition, application of the composition and an auxiliary hangover alleviating preparation. Lactobacillus casei powder, lactobacillus paracasei powder, lactobacillus acidophilus powder and lactobacillus rhamnosus powder are used as main components, and the lactobacillus paracasei, the lactobacillus acidophilus and the lactobacillus rhamnosus are used for conditioning intestinal tracts and relieving pressure for the liver; the lactobacillus casei greatly relieves the burden of the liver on alcohol infiltration; under cooperation of saccharomycetes, bifidobacterium and rehydration salt, decomposition of alcohol in the body is assisted, the content of endotoxin and toxic substances harmful to the liver is reduced, fat accumulation in the liver is reduced, intestinal leakage caused by alcohol is improved, damage, aging and inflammatory response of intestinal tracts and the liver are reduced, the liver is protected, and the morbidity of alcoholic fatty liver is reduced. And moisture and electrolyte are supplemented, so that sobering is faster. The auxiliary hangover alleviating preparation is convenient and easy to obtain, and can efficiently achieve the purposes of assisting in hangover alleviating and preventing and relieving hangover symptoms.

The invention discloses a petroleum aromatic hydrocarbon degrading yeast G-94, which is named as Candida tropicalis in taxonomy Candida Tropicalis .G‑94, belonging to the genus Yeast, was deposited in the China Center for Type Culture Collection (CCTCC) on June 30, 2017. The deposit address is Wuhan University, China, and the deposit number is: CCTCC NO: M 2017402. The strain Obtained by screening from petroleum-contaminated soil in the oil production area of ​​Qianjiang Guanghua Oilfield, the bacterial strain G-94 is ellipsoidal, and the bacterial colony is milky white. The concentration is 0.3%, the salt concentration is 0.5%, the inoculation amount is 4%, the N source (NH 4 ) 2 SO 4 , P source K 2 HPO 4 The degradation rate of petroleum aromatic hydrocarbons reached 67.32% after 30 days of culture under the conditions of the above conditions, and it has good application prospects and economic value in eliminating petroleum pollutants and biologically remediating petroleum aromatic hydrocarbons polluted soil and polluted water bodies.

The present invention is a yeast capable of synthesizing 3-indole butyric acid and its application in fermentative preparation of 3-indole butyric acid, which solves the problems of complex chemical synthesis process and environmental pollution of 3-indole butyric acid. Preparation of yeast with the function of synthesizing 3-indolebutyric acid, the Latin name is Saccharomyces sp., deposit unit: General Microbiology Center of China Committee for the Collection of Microbial Cultures, deposit date: April 11, 2017, deposit number: CGMCC NO .14011. The bacterial strain can convert the IAA prepared by microbial fermentation into IBA, and the fermented liquid is filtered, concentrated and crystallized to obtain the IBA.

The invention provides Liushenqu and a preparation method of Liushenqu. The purpose is to solve the technical problem of slow fermentation speed when preparing Liushenqu in the prior art. The adopted technical scheme is: the preparation method of Liushenqu includes the following steps: S1: pulverize bitter almond and red bean into powder, mix with flour and wheat bran to obtain pre-prepared powder; Decoct in water for 1 hour, take the filtrate and concentrate it into a clear paste; S2: mix the clear paste with the pre-powder to obtain a fermentation substrate; S3: sterilize the fermentation substrate; S4: combine the compound bacterial agent with the sterilized fermentation substrate S5: granulating and drying the fermented product to obtain Liushenqu; wherein, the compound bacterial agent includes: powdered miller's yeast, Rhizomucor parvum, Aureobacter alba, Monascus purpureus, Saccharomyces sp., Pichia burton. In addition, the present invention also provides Liushenqu prepared by the aforementioned preparation method.

The invention discloses a lactic acid-resistant ester-producing yeast, which belongs to the fields of bioengineering technology and brewing biotechnology. The strain was deposited in the General Microorganism Center of the China Committee for the Collection of Microbial Cultures on April 24, 2017, and its classification was named Pichia kudriavzevii (Pichia kudriavzevii), and the preservation number was CGMCC No: 14068. The Pichia pastoris has strong environmental tolerance, can tolerate 0%-15% lactic acid concentration, and can metabolize ethyl acetate, ethyl propionate, ethyl octanoate, and benzene acetate in an environment of 0%-12% lactic acid Ethyl ester, ethyl phenylacetate and other ethyl ester volatile flavor substances are a strain with excellent winemaking function.