69 results about "Propanedial" patented technology

The invention discloses an industrial production method of high-F-value corn oligopeptide with alcohol dispelling and liver protection activities. The production method comprises the following steps: carrying out high-speed shearing emulsification on corn gluten meal (CGM), carrying out enzymolysis by combining basic protein with compound flavored proteinase, carrying out enzyme deactivation and frame filtering, carrying out activated carbon adsorption to remove bitterness, colors and aromatic amino acid, carrying out separation and purification by virtue of ultrafiltration equipment, carrying out desalination by virtue of nanofiltration, and carrying out spray drying, so as to obtain the high-F-value corn oligopeptide. According to the high-F-value corn oligopeptide produced by virtue of the production method, the fatty degeneration index of liver cells of mice with alcoholic hepatic injury can be decreased, meanwhile, the contents of triglyceride (TG) and malondialdehyde (MDA) in the livers can be reduced, and the content of reduced glutathione (GSH) can be increased; and a result shows that the high-F-value corn oligopeptide produced by virtue of the production method has the effect of preventing the alcoholic hepatic injury of the mice.

The invention discloses a method for increasing storage and fresh-keeping effect of orange, which comprises the following steps: under the condition that the temperature is 10-12 DEG C and the relative humidity is 80%-90%, immersing the fresh oranges by 5% of calcium chloride aqueous solution for 30 minutes, then removing and draining, placing the drained oranges in a high-voltage electrostatic field composed of two parallel plateaus for connecting a high-voltage generator, stacking the oranges for 1-3 layer of height, treating for 100-120 minutes / day in the electric field of -200--240kv / m, continuously treating for 2-3 days, and then placing the oranges in a cold storage at 10-12 DEG C for storage. According to the treated oranges, the breathing strength of the oranges is obviously inhibited at a storage period, decrease of a soluble solid, VC, organic acidity at the storage anaphase is delayed, the accumulation of malondialdehyde content is inhibited; rate of weight loss of orange is reduced, the activity of orange pectase and peroxidase is reduced, the original freshness and color of fruits can be better kept, and the local flavor is better.

The invention provides a CRR2 gene for improving low-temperature tolerance of plants. The nucleotide sequence of the CRR2 gene is shown as SEQ ID NO:1. The invention also provides RNA (Ribonucleic Acid) correspondingly transcribed by the CRR2 gene and application of the RNA. The CRR2 gene and the corresponding transcribed RNA of the CRR2 gene can specifically respond to low-temperature stress response. The subcellular localization analysis shows that the fluorescent probe is localized in cell nucleus and cytoplasm. The CRR2 gene is further transferred into cassava, a cassava CRR2 high-expression strain is obtained, it is found that the CRR2 high-expression strain is more tolerant to low-temperature stress, the survival rate is greatly increased, meanwhile, the proline content in the CRR2 high-expression strain is remarkably increased, the malondialdehyde (MDA) content after low-temperature treatment is remarkably reduced, it is indicated that the CRR2 and the CRR2 gene can improve the low-temperature tolerance of plants, and in the future, the plant is subjected to genetic improvement by using the gene, and an effective resource can be provided for improving the low-temperature tolerance of the plant.

The invention provides a gene corresponding to LncRNA. The nucleotide sequence of the gene is shown in SEQ ID NO: 1. The invention also provides a transcribed LncRNA corresponding to the gene and application of the LncRNA. The gene corresponding to the LncRNA and the LncRNA transcribed by the gene can specifically respond to low-temperature stress response and drought stress response. By further transferring the gene into cassava, it is found that a transgenic line is short and small in plant, long and narrow in leaf and more tolerant to low-temperature stress and drought stress, the survival rate is greatly increased, the content of proline in the transgenic line is remarkably increased, the content of malondialdehyde is remarkably reduced after drought or cold stress treatment, and it is shown that the LncRNA and the gene thereof can be used for regulating plant growth and the low-temperature and drought tolerance of plants is improved. In the future, the LncRNA and the gene thereof can be used for carrying out genetic improvement on the plants, and effective resources are provided for promoting plant growth and improving the low-temperature tolerance and drought tolerance of the plants.

The invention discloses a novel application of dihydromyricetin, namely an application of dihydromyricetin in preparation of food, health care products or medicines with a hangover alleviating effect.The dihydromyricetin has the advantages that the dihydromyricetin has a good hangover alleviating function, can be used for increasing the expression of hippocampus and neuronal GABAARs a4 subunits,has the effects of resisting alcoholism and alcohol dependence, can also effectively prevent liver reduced glutathione depletion and malondialdehyde increase caused by alcohol, reduces the content oftriglyceride, reduces the fatty degeneration degree of hepatocytes, and has good effects of preventing and treating alcoholic liver injury.

The invention belongs to the plant molecular biology and transgenosis related technical fields, concretely relates to verification of high temperature resistant function of arabidopsis thaliana heat shock transcription factor gene AtHSFA6a, and provides applications of the gene in cultivation of high temperature resistant new varieties of plants. The model plant arabidopsis thaliana is employed as a material, the AtHSFA6a gene T-DNA is inserted into a homozygous mutant strain salk-045608, and the functions of the AtHSFA6a gene in the aspect of plant high temperature resistance are studied. Experiment results show that, the AtHSFA6a gene knockout mutant shows a sensitive phenotype under heat shock stress, and is significantly or highly significantly different from the wild type at aspects of physiological indices of root length, fresh weight of an overground part, conductivity, osmotic pressure, malondialdehyde content, SOD enzymatic activity and the like, which shows that the AtHSFA6a gene plays an important role in the signal transduction pathway of response to heat shock stress of plants, and predicts that overexpression of the gene can raise heat resistance of plants, which has large economic values in plant stress resistance molecular breeding.

The invention discloses an application of epimedin C in prevention and treatment of acute alcoholism, and belongs to the technical field of biological medicine. The invention discloses that the epimedin C can shorten the sobering time and sleepiness time of an acute alcoholism model animal, prolong the drunkenness latency period, reduce the levels of total bilirubin, total cholesterol and triglyceride in serum, reduce the activity levels of glutamic-pyruvic transaminase and glutamic oxalacetic transaminase in serum, increase the content of reduced glutathione, reduce the content of malondialdehyde, can maintain normal forms and structures of liver tissues and cells, regulate proteome expression of acute alcoholism animals, repair damage of nervous systems, improve oxidative stress states of organisms and improve glycometabolism and lipid metabolism, so that the epimedin C can be used for preparing drugs for preventing and treating acute alcoholism. The epimedin C is used for preparing a medicine for preventing and treating acute alcoholism in the form of a medicinal preparation such as aerosol and the like. The invention is helpful for promoting the research and development process of acute alcoholism prevention and treatment medicines, and also provides a thought for development and utilization of epimedium resources.

The invention discloses a method for increasing storage and fresh-keeping effect of orange, which comprises the following steps: under the condition that the temperature is 10-12 DEG C and the relative humidity is 80%-90%, immersing the fresh oranges by 5% of calcium chloride aqueous solution for 30 minutes, then removing and draining, placing the drained oranges in a high-voltage electrostatic field composed of two parallel plateaus for connecting a high-voltage generator, stacking the oranges for 1-3 layer of height, treating for 100-120 minutes / day in the electric field of -200--240kv / m, continuously treating for 2-3 days, and then placing the oranges in a cold storage at 10-12 DEG C for storage. According to the treated oranges, the breathing strength of the oranges is obviously inhibited at a storage period, decrease of a soluble solid, VC, organic acidity at the storage anaphase is delayed, the accumulation of malondialdehyde content is inhibited; rate of weight loss of orange is reduced, the activity of orange pectase and peroxidase is reduced, the original freshness and color of fruits can be better kept, and the local flavor is better.

The invention discloses a method for improving the drought resistance of oil Paeonia suffruticosa Andr. by adopting methyl jasmonate. The methyl jasmonate is adopted to induce the oil Paeonia suffruticosa Andr. to generate the drought resistance. The method comprises the following steps that 1), triennial oil Paeonia suffruticosa Andr. paeonia ostii seedlings which are consistent in growth vigor and free of plant diseases and insect pests are selected in October to be cultivated; 2), the paeonia ostii seedlings are cultured at room temperature until May of the next year, and water management is carried out during the period; and 3), the methyl jasmonate is sprayed to the oil Paeonia suffruticosa Andr. once every 3 days, and the methyl jasmonate is sprayed twice in total, and the drought-resistant oil Paeonia suffruticosa Andr. is obtained. According to the method for improving the drought resistance of the oil Paeonia suffruticosa Andr. by adopting methyl jasmonate, after the methyl jasmonate is adopted for induction treatment, the net photosynthetic rate, the transpiration rate, the intercellular CO2 concentration, the stomatal conductance, the free proline content and the solublesugar content in leaves are in the increase, the malondialdehyde content, the chlorophyll a content, the chlorophyll b content and the carotenoid content are in the decrease, the net photosynthetic rate of the paeonia ostii leaves is increased, the damage of drought stress to the Paeonia suffruticosa Andr. is reduced, and the drought stress resistance of the paeonia ostii is enhanced.

The invention discloses an external Chinese medicine composition with the effect of inhibiting skin non-enzyme glycosylation. The Chinese medicine composition is made of the following raw materials in proportions by weight: 10-30 dried tangerine peel, 10-30 dried licorice, Perilla 10-30, Cardamom 10-30, Tsaoko 10-30. The external application of the traditional Chinese medicine extract of the present invention has better inhibitory effect on the early and mid-stage products of non-enzymatic glycosylation. The inhibitory effect at the concentration of 2% is obviously better than that of the positive drug aminoguanidine. The extract of the present invention has a better inhibitory effect on the final product of fibroblast malondialdehyde MDA in the lipid peroxidation reaction at a low concentration. Experiments on volunteers showed that the facial mask prepared from the extract of the present invention significantly increased the degree of redness and decreased the degree of yellowness of the facial skin, had better anti-yellowing effect, and improved the luster of the skin to a certain extent.

The invention discloses a method for improving the drought resistance of oil paeonia suffruticosa by adopting jasmonic acid. The jasmonic acid is adopted to induce the oil paeonia suffruticosa to generate the drought resistance. The method comprises the following steps that 1), triennial oil paeonia suffruticosa seedlings which are consistent in growth vigor and free of plant diseases and insect pests are selected in October to be cultivated; 2), the triennial oil paeonia suffruticosa seedlings are cultured in a greenhouse at room temperature until May of the next year, and normal water management is carried out during the period; and 3), the jasmonic acid is sprayed to the whole oil paeonia suffruticosa plants until the upper and lower surfaces of leaves drip the jasmonic acid, the jasmonic acid is sprayed once every 3 days and is sprayed twice in total, and the drought-resistant oil paeonia suffruticosa is obtained. According to the method for improving the drought resistance of theoil paeonia suffruticosa by adopting the jasmonic acid, in the post-growth stage of the oil paeonia suffruticosa, the exogenous jasmonic acid with different concentrations is adopted for induction, the osmotic regulation substance content and the photosynthetic pigment content (the chlorophyll a content, the chlorophyll b content and the carotenoid content) of the oil paeonia suffruticosa under drought stress are remarkably improved, the malondialdehyde content is reduced, the cell membrane lipid peroxidation degree is reduced, photosynthesis of the paeonia ostii is promoted, and the defense capability of the paeonia ostii on drought stress is enhanced.