详述了淀粉颗粒中直链淀粉和支链淀粉的分子结构和分布位置,结晶结构及聚集态结构,以及颗粒的晶体结构与形状之间的关系等最新研究成果,同时对淀粉颗粒聚集态结构的研究方向提出展望.认为直链淀粉是分散在支链淀粉分子中且更集中于颗粒表面;颗粒表面比颗粒内部的支链淀粉分子具有更多的短支链.A型多晶淀粉比B型多晶淀粉具有更为松散的内部结构,因而后者对酸和酶具有更强的抗性.
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