Embryo cell active protein preparation method and its uses in skin care product
A technology of embryonic cells and active proteins, applied in skin care preparations, biochemical equipment and methods, cosmetic preparations, etc., can solve problems such as inability to obtain high-purity extracts, difficult industrial production, and harmful chemicals, and achieve Promote skin physiological functions, enhance self-repair, and nourish the skin
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[0042] The active protein preparation method of the embryonic cells provided by the present embodiment is:
[0043] Cultivate embryonic cells first: use 1640 medium with 5% fetal calf or calf serum, culture conditions: 37°C carbon dioxide incubator, 5% carbon dioxide concentration; according to the growth of cells, generally the cells have covered the bottom of the bottle , when the growth shape of the cells gradually turns round, the cells are subcultured, and the subculture time is generally about three to four days.
[0044] When the cells reach a concentration of 6×10 to the 6th power (if the above concentration cannot be reached, the cell liquid can be centrifuged at 2000r / m for 30min, and the supernatant is discarded and counted) for inoculation and expansion culture, using microcarrier perfusion Bioreactors for large-scale continuous cultivation.
[0045] For the continuous culture of cell collection, at the same time, inject the same amount of culture medium as the co...
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