Arrector Pili are tiny muscles attached to the base of the hair follicles.

竖毛肌（立毛肌）是些附在毛囊底部的细小的肌肉。

Together, the hair follicle and sebaceous gland are often referred to as the pilosebaceous follicle.

毛囊和脂腺通常脂腺毛囊。

Arrector Pil : Each hair follicle has a tiny muscle called the arrector pili attached to it.

每个发囊下面个很小的肌肉叫做立毛肌。

Abstract : Objective To investigate the expression of angiogenin in human hair follicle and evaluate its effect on hair growth.

摘要 ： 目的 探讨血管生成素在人毛囊中的表达及其意义。

Functions: Promote Dilation of Hair Capillaries, Improve blood circulation, and Nourish hair follicle. Benefit Hair Growth, Ameliorate Psilosis and scattered hair.

促进毛微血管扩张、改善血液循环、营养毛母细胞、有益头发健康生长、改善掉发、疏发情形。