英语语法分析

Objective: To probe into the significance of an increase in the number of perichromatin granules(PG) and interchromatin granules (IG) in neurons of metabolic diseases in central nervous system.

目的：探讨中枢神经系统代谢性疾病的神经细胞核中染色质旁颗粒和染色质间颗粒增多的意义。