Medical dressing containing recombinant humanized collagen, and preparation method
A technology of human collagen and raw materials, applied in medical science, bandages, etc., can solve the problems of unfavorable recovery of affected areas, skin irritation, inconvenient use, etc., and achieve the effect of reducing the chance of wound infection, reducing wound pain, and convenient use
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Embodiment 1
[0056] A medical dressing containing recombinant human collagen, consisting of the following raw materials in percentage by weight:
[0057] Recombinant human collagen 0.5%-1.5%
[0058] Ceramide 3%-7%
[0059] Niacinamide 2%-6%
[0060] Medical Chitosan 0.6%-1%
[0061] Ginseng Extract 0.5%-1.5%
[0062] Chamomile Extract 0.2%-0.6%
[0063] Purslane Extract 0.3%-0.7%
[0064] Aloe Vera Extract 0.1%-0.5%
[0065] Natural Lactic Acid 0.1%-0.3%
[0066] Polyhexamethylene biguanide 0.1‰-0.5‰
[0067] Carbomer 0.3%-0.7%
[0068] Propylene Glycol 3%-7%
[0069] Glycerin 1%-5%
[0070] Triethanolamine 0.05%-0.15%
[0071] The remaining purified water.
[0072]In the present invention, recombinant human collagen is reverse-transcribed human collagen mRNA into cDNA through bioengineering technology, and a section of gene recombination after enzyme digestion and high-density fermentation, separation, renaturation, and purification processes in Escherichia coli A kind of hi...
Embodiment 2
[0075] A medical dressing containing recombinant human collagen, consisting of the following raw materials in percentage by weight:
[0076] In the present invention, the recombinant human collagen 1% is reverse-transcribed human collagen mRNA into cDNA through bioengineering technology, and a section of gene recombination after enzyme digestion and high-density fermentation in E.coli (Escherichia coli) , separation, renaturation, and purification process to produce a high-molecular-weight biological protein. The molecular weight of collagen is 1500-3000 Daltons, which is easier to be absorbed by the human body. Among them, collagen with a molecular weight of about 2000 Daltons is the most stable and easily absorbed. Absorbed by the human body, 5 leading advantages of recombinant human collagen: high repairability: promote the growth of fibroblasts; high safety: the results of genetic engineering research, no virus hidden dangers, no rejection; high moisture retention: soluble ...
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