Purification, characterization, antioxidant and anticancer activities of novel polysaccharides extracted from Bachu mushroom.

Abstract:

:Two novel polysaccharide fractions (HLP1-1 and HLP2-1) were purified from crude polysaccharides of Helvella leucopus by using DEAE-52 column (2.6cm×20cm) and Sephadex G-150 column (1.6×60cm). The characterization, antioxidant and anticancer activities of HLP1-1 and HLP2-1 were investigated. The GPC results showed that HLP1-1 and HLP2-1 had similar molecular weight (21,382Da and 23,063Da, respectively). Tertiary structure analyses indicated that HLP2-1 had triple-helical conformation, but HLP1-1 not. The monosaccharide compositions of HLP1-1 included rhamnose, glucosamine and mannose at a molar ratio of 11.8:1:78.6, and HLP2-1 included of rhamnose, glucosamine, glucose and mannose at a molar ratio of 4.2:1:18.1:27.3. Both HLP1-1 and HLP2-1 showed a certain antioxidant activity, and HLP2-1 showed stronger antioxidant activities than HLP1-1. Both HLP1-1 and HLP2-1 exhibited a relatively inhibition on HepG2.

journal_name

Int J Biol Macromol

authors

Zeng D,Zhu S

doi

10.1016/j.ijbiomac.2017.09.088

subject

Has Abstract

pub_date

2018-02-01 00:00:00

pages

1086-1092

issue

Pt A

eissn

0141-8130

issn

1879-0003

pii

S0141-8130(17)32237-7

journal_volume

107

pub_type

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