GAG PG and disease 1.Abnormal degradation-abnormal accumulation- mucopolysaccharidoses(黏多糖贮积病)； 2.Change of content ratio-lipid deposition-atherosclerosis (动脉粥样硬化)； 3.Secretion increase and level of sulfate reduced-promote tumor cell proliferation and migration -tumor proliferation, invasion,and metastasis. This document is produced by trial version of Print2Flash.Visit www.print2flash.com for more information