Preparation method of selenium-rich cell repair liquid
A repair solution and selenium-enriched technology, which is applied in the field of biomedicine, can solve the problems of inability to increase the collagen content of cells and poor cell proliferation ability, and achieve the effects of improving antioxidant capacity, cell survival rate, and removing pesticide residues
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Embodiment 1
[0034] Embodiment 1 A kind of preparation method of selenium-enriched cell repair liquid
[0035] Include the following steps:
[0036] (1) Extraction of selenium-rich peptides
[0037] The selenium-enriched soybean meal after oil extraction is crushed, added with a sodium hydroxide solution with a pH of 9 for leaching, and leached at 65° C. for 2 hours at 100 r / min. After the leaching is completed, it is filtered to separate the solid from the liquid, and the solid and leach solution;
[0038] Add hydrochloric acid to the leaching solution, adjust the pH to 4.5, precipitate at 55°C for 2.5 hours, filter after precipitation, and adjust the pH to 7 with sodium hydroxide solution after filtration to obtain a selenium-enriched protein emulsion.
[0039] Add selenium-enriched protein emulsion to protease for enzymolysis. The enzymolysis temperature is 50°C, and the stirring speed is 500r / min for 5h. After the enzymolysis is completed, the temperature is raised to 80°C for inacti...
Embodiment 2
[0064] The selenium content of the selenium-enriched cell repair solution prepared in Example 1 is 2.4 mg / kg;
[0065] After skin abrasions, the selenium-enriched cell repair solution prepared in Example 1 was applied to the skin wounds, twice a day, using 2ml each time, and the healing of the abrasions was observed;
[0066] Using the selenium-enriched cell repair solution prepared in Example 1, the patient's wound recovered, and the recovery time was 10 days.
Embodiment 3
[0068] Select 40 women aged 25-40 and divide them into two groups, 20 people in each group, including 7 people aged 25-30, 7 people aged 30-35, and 6 people aged 35-40 in each group. Apply the selenium-enriched cell repairing liquid prepared in Example 1 on the face every day, once in the morning and once in the evening, each 1ml, and the control group is smearing the cell repairing liquid prepared in Comparative Example 1 on the face every day, once in the morning and evening Once, 1ml each time, after 60 days, observe the improvement of the skin and measure the collagen content of the skin;
[0069] The women in the experimental group who used the selenium-enriched cell repair solution prepared in Example 1 had more rosy skin and better skin gloss than those in the control group, and the collagen content in the skin increased by an average of 12.3% compared with the women in the control group.
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