Table 1 Molecular weight and -COOH group contents of APSs.

From: Repair Effects of Astragalus Polysaccharides with Different Molecular Weights on Oxidatively Damaged HK-2 Cells

Sample

Molecular weight Mw/KDa

Content of -COOH/%

APS0

11.03

16.8

APS1

4.72

17.2

APS2

2.61

16.2