Extraction, Characterization, Antioxidant, and Immunostimulatory Activities of Polysaccharides from Hedyotis corymbosa

Table 2

Preliminary characterization of crude HCP and HCP-1a.

Item	Crude HCP	HCP-1a
Carbohydrate ()	70.36 ± 3.86	60.95 ± 3.05
Protein ()	1.07 ± 0.03	-
Uronic acid ()	21.88 ± 1.06	35.26 ± 1.51
Sulfuric radical ()	7.79 ± 0.21	1.73 ± 0.04
Total polyphenol (mg GAE /mg dried extract)	1.89 ± 0.08	0.49 ± 0.02
Molecular weight (KDa)	-	33.9
Monosaccharide composition ()
Man	23.85	21.60
Rib	10.52	7.85
Rha	4.45	5.25
GlcUA	3.83	2.79
GalUA:	6.85	3.24
Glc	16.94	9.79
Gal	2.86	23.28
Xyl	15.50	13.88
Ara	15.20	9.67
Fuc	-	2.65