Research Article
Optimized Collagen Extraction Process to Obtain High Purity and Large Quantity of Collagen from Human Perirenal Adipose Tissue
Figure 4
Atelocollagen preparation efficiency as per pepsin concentration: (a) morphological observation, (b) total protein and hydroxyproline concentration, and (c) histological comparison. Data are presented as values. The values with different superscript letters in a column are significantly different (). Scale bars, 50 μm.
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