35 results about "Biochemical mechanism" patented technology

The invention belongs to the technical field of plant cultivation and breeding and discloses a method for screening a variety with the highest nitrogen use ratio from various cut-flower chrysanthemum varieties, wherein the method comprises the following steps: a) acquiring a water planting seedling; b) performing the sandy culturing primary screening: dividing the water planting seedling into two groups, performing the low-nitrogen treatment on one group while performing the normal nitrogen treatment on the other group, respectively measuring the screening indexes of each variety containing the relative dry weight, relative nitrogen content and relative chlorophyll content, and then screening 2 to 6 varieties with higher nitrogen use ratio and 2 to 6 varieties with lower nitrogen use ratio for the purpose of performing comparison; and c) performing the nutrient solution cultivating repeated screening: cultivating the varieties screened from the step b) in the nutrient solution, and repeatedly screening one variety with the highest nitrogen use ratio and one variety with the lowest nitrogen use ratio. The cut-flower chrysanthemum variety which is finally screened by using the method is used for further improving the existing cut-flower chrysanthemum variety and providing the material for researching the biological characteristics and the physiologic biochemical system of the cut-flower chrysanthemum variety.

The invention belongs to the technical field of plant cultivation and breeding and discloses a forcing method of the German iris. The method includes: a, collecting a plant; b, treating the plant, namely soaking roots of the plant in 10% acetone solution containing 600mg/L gibberellin for 24h, wrapping the roots with absorbent paper after soaking, and placing the plant in cold storage in a refrigerator at 4 DEG C; c, transplanting a seedling, namely preparing culture medium composed of nutrient soil, garden soil and sand in the ratio of 2:3:1, preparing a planting pot, taking the treated seedling out of the refrigerator, planting the seedling in the pot, fully watering the seedling, placing outdoors to ease the seedling for 3 days, and moving the seedling to a greenhouse; d, topdressing, namely dressing with bean cake fertilizer, containing 3-4kg/m<3> water, after the seedling is kept in the greenhouse for four weeks; and e, observing the blooming time. The German iris cultured by the method blooms nearly two months early, and basis for further modification on the varieties of the German iris and search on biological characteristics and physiological and biochemical mechanisms of the German iris is provided.

The invention relates to a sheep placenta peptide extraction method, which comprises steps of cleaning, digesting, discharging soup, hydrolyzing, filtering, concentrating and spray-drying. With the application of the extraction method disclosed by the invention, problems on the effective absorption and utilization of macromolecular protein in human body are effectively solved, and micromolecular transformation and extraction of the protein are achieved. Rich tissue protein in sheep placenta is transformed into micromolecular peptide through directional biological enzymolysis; the protein, which is derived from an animal body, is quite close to human body in structure and function, and the protein, which has a micromolecular structure, can be directly absorbed by intestines without digestion and can rapidly participate in normal metabolism and regulation of the human body; therefore, the protein, in pharmacology, is higher in biochemical mechanism reasonability and specific treatment effectiveness. The sheep placenta peptide has the characteristics of being strongly targeted, free from toxic and side effects, significant in curative effect, high in nutritive value, easy to to be absorbed by human body and the like.

The invention relates to the technical field of bio-fertilizers, and particularly relates to a preparation method of an agarwood balsam-based bio-fertilizer. The preparation method comprises the stepsof preparing agarwood balsam-based biological fluid, staking and fermenting, overturning and fermenting for the second time, post-fermenting for the third time, and proliferating agarwood balsam biological bacteria. According to the preparation method, the agarwood with balsam is used to cultivate balsam biological flora, the prepared bio-fertilizer is prepared from plentiful balsam biological flora and related derivative physiological transformation substances and enzymes, so that the derivative biochemical mechanism of a half-post is enhanced, the number of biological bacteria of proliferated Fusarium, hypocrea jecorina and Rhizomucor variabilis is increased greatly, the biochemical process in the plant and precipitation of active substances of the plant are enhanced, endogenous fungi is spread more rapidly so as to produce balsam at a faster speed, and the produced balsam has higher quality. The bio-fertilizer also has a corrosion resistance.

The present invention describes diagnosis and treatment of antibody-mediated inflammatory auto-immune diseases. The biochemical mechanisms underlying such disorders are described as characteristic molecular markers and antibody-mediated ligand-receptor interactions. Specifically, the activation of T-cells by disease specific IgG binding to the IGF-1 receptor is shown to underlie thyroid associated ophthalmopathy associated with Graves' disease and rheumatoid arthritis. Diagnostics for detection of disease are provided, as are therapeutics based on the determination of the mechanisms underlying a particular pathology.

The invention relates to a biological preservation conditioner which is developed according to rotting characteristics of food such as vegetables and fruits and physiological and biochemical mechanisms of rotting of the vegetables and the fruits, propagation of putrefying bacteria is inhibited by using various different bacteria and mold, the biological preservation conditioner does not invade the vegetables and the fruits, and thus rotting of the food such as the vegetables and the fruits can be prevented. The biological preservation conditioner comprises main components, namely, bacillus subtilis, starch, peptone, sodium chloride and water according to a mass ratio of 0.01:0.3:0.04:0.05:9.6. When being used, the biological preservation conditioner is diluted for 50-100 times, is sprayed to surfaces of the vegetables and the fruits, and is naturally dried. Therefore, the preservation time of the vegetables and the fruits can be prolonged for 2-4 weeks.

The embodiment of the invention discloses a super-bubble biochemical gas cap segregation apparatus and application thereof. The super-bubble biochemical gas cap segregation apparatus comprises a container, a super-bubble mechanism arranged at the lower part of the container, a gas cap mechanism arranged above the container and a biochemical mechanism arranged between the super-bubble mechanism andthe gas cap mechanism; the super-bubble mechanism comprises a water sump at the lower part of the container and a sprayer communicated with the water sump; the biochemical mechanism comprises a carrier arranged above the water sump, a biochemical filter material arranged on the carrier and probiotics distributed on the biochemical filter material; the gas cap mechanism comprises a gas cap cover arranged above the container, a gas cap cavity is formed between the gas cap cover and the biochemical filter material, the top of the gas cap cavity is provided with a gas cap overflow port, and the bottom of the gas cap cavity is provided with a water outlet. The super-bubble biochemical gas cap segregation apparatus provided by the embodiment of the invention has more economical and more excellent cost-benefit ratio, quicker and more obvious effects, less manpower investment and wider application prospect.

Stannous fluoride polyol solid solutions combine three complimentary, biochemical mechanisms attributed to Sn⁺⁺, F⁻ and Polyol, respectively to reduce growth and metabolism of Streptococcus mutans while effecting superior Bioactivity Quotients. The stannous fluoride polyol solid solution particulate compositions of the present invention comprise:

• • (a) stannous fluoride at between about 0.01 and about 0.8% by weight;
  • (b) a polyol at between about 0.1 and about 30% by weight;
  • (c) an astringency neutralizer at between about 0.01 and about 0.4% by weight, where the ratio of astringency neutralizer to stannous fluoride is from between about 0.01 and about 0.2;
  • (d) a mucoadhesive at between about 1.5 and about 70% by weight, wherein the ratio of mucoadhesive to stannous fluoride polyol is from between about 7 to 1 and about 25 to 1;
  • (e) a pH stabilizer, selected from the group consisting of malic, fumaric, citric acid and combinations thereof, wherein the ratio of pH stabilizer to stannous fluoride polyol is from between about 0.03 and 5 and preferably from between about 0.1 and about 3; and

(f) optional flavorants, stabilizers, preservatives, conditioners, and oral care adjuncts.

The invention relates to environmental-friendly special wastewater treatment equipment and in particular relates to zero-emission medical wastewater treatment equipment and method. The treatment equipment comprises a strong pretreatment mechanism, a biochemical mechanism and an advanced treatment mechanism connected in sequence, wherein the biochemical mechanism comprises a first treatment area and a second treatment area communicated with each other; a plurality of elastic packing layers are arranged in the first treatment area from top to bottom; each elastic packing layer is composed of a plurality of elastic packing chains; each elastic packing chain is formed by connecting a plurality of pieces of elastic packing in sequence; at least one bend is arranged on the elastic packing chain;and impellers are arranged at the bottom and side faces of the first treatment area. Compared with the prior art, the environmental-friendly special wastewater treatment equipment disclosed by the invention has the advantages that the packing is wholly stacked and sways along an S-shaped curve, the packing is orderly slowly impelled in a circular curve in the process, problems of violent wire fracture, drop and the like are solved, the sludge can be uniformly stirred and dispersed, biogas can be effectively dispersed, and rapid reproduction growth of novel activated sludge is promoted.

The invention discloses an HPLC detection method of the content of salicylic acid in sugarcane leaves. The method comprises the following steps: S1, adding the sugarcane leaves to be detected into liquid nitrogen, grinding the leaves, carrying out methanol extraction, centrifuging the obtained extract, taking obtained supernatant, carrying out methanol extraction on obtained residues, centrifuging the residue extract, taking obtained supernatant, mixing the supernatants, carrying out reduced pressure evaporation, carrying out extraction decolorizing, carrying out reduced pressure evaporation on obtained lower layer water phase, adding a mobile phase to dissolve the evaporated water phase, allowing the volume of the obtained solution to reach a constant value, and filtering the solution to obtain a sample solution for later use; and 2, detecting the content of salicylic acid in the sample solution through adopting HPLC. The method allows the content of salicylic acid in sugarcane leaves to be accurately detected, and provides a scientific and powerful detection technology for the top rot resistance difference research of sugarcane varieties and the stress response biochemical mechanism of salicylic acid mediated sugarcane top rot pathogens.

The invention discloses an application of AHNAK in inhibiting generation of drug resistance of EGFR-TKI drugs in HCC. It is found that the AHNAK protein is a key substance for activating the drug resistance of HCC in EGFR-TKI drugs, and the drug resistance of HCC can be reduced by blocking the expression of the AHNAK protein in vivo, so that a better liver cancer treatment effect is achieved. The invention further researches the biochemical mechanism of the AHNAK protein participating in the activation of the IGF-1R pathway, and provides a theoretical basis for further screening of drugs for resisting HCC drug resistance.

The invention relates to the technical field of garbage treatment, and particularly discloses environment-friendly garbage treatment equipment which comprises a standard garbage container, a feeding mechanism, a crushing mechanism, a dehydration mechanism, a biochemical mechanism, a purification mechanism and a rack. The feeding mechanism, the smashing mechanism, the dewatering mechanism and the biochemical mechanism are all fixed to the rack. The purification mechanism is fixed at the top of the rack; the standard garbage container is arranged on the feeding mechanism, the feeding mechanism is arranged on one side of the smashing mechanism, the dewatering mechanism is arranged below the smashing mechanism, one side of the dewatering mechanism is connected with the biochemical mechanism, and the biochemical mechanism is connected with the purifying mechanism through a pipeline. According to the method, the biochemical degradation technology is utilized from the source for immediate on-site treatment, garbage decay is limited, secondary pollution in the kitchen garbage transportation process is avoided, garbage resource utilization and clean emission are achieved through high-intelligence operation, and environmental protection is facilitated.

The invention provides a chitin-containing compound fertilizer and a preparation method thereof. By a double-liquid dimolecular ammoniation process, chitin and a compound fertilizer are perfectly chelated. The prepared chitin-containing compound fertilizer has the characteristics of pest control, disease resistance, dual fertilizer and pesticide supplementation, high efficacy and the like; the chitin-containing compound fertilizer can be used as a natural soil structure modifier, and has the effects of strengthening roots and seedlings, resisting diseases and adverse conditions, inhibiting nematodes and activating and enhancing physiological and biochemical mechanisms of crops.