Research Article

Antioxidant Activity of Auricularia auricula Polysaccharides with Different Molecular Weights and Cytotoxicity Difference of Polysaccharides Regulated CaOx to HK-2 Cells

Figure 2

NMR spectra of AAP3. (a) 1H NMR spectrum; (b) 13C NMR spectrum.
(a)
(b)