β-葡聚糖是指由β-葡萄糖[注 1]通过β-糖苷键聚合形成的聚糖,多数的β-葡聚糖分子内糖苷键类型均为β-1,3-糖苷键或β-1,6-糖苷键,而常见的纤维素中糖苷键类型为β-1,4-糖苷键。β-葡聚糖最早发现于地衣[1]纤维素是较为常见的β-葡聚糖。一部分β-葡聚糖对人类健康有益[2]。已有研究证据表明,通过β-1,3-糖苷键聚合而成的β-葡聚糖能强化哺乳动物的先天免疫系统[3]。1997年,FDA认可了成人每天应至少摄入3克β-葡聚糖的建议[4]

Thumb
纤维素是一种较为常见的β-葡聚糖,分子中糖苷键类型为β-1,4-糖苷键

参见

注释

参考资料

Wikiwand in your browser!

Seamless Wikipedia browsing. On steroids.

Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.

Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.