root sheath 根被
outer root sheath 外毛根鞘 ; 外根鞘 ; 根鞘 ; 毛囊外根鞘
external root sheath 毛根外鞘
internal root Sheath 毛根内鞘
hair root sheath 毛根鞘
epithelial root sheath [口腔] 上皮根鞘 ; 是上皮根鞘 ; 检测上皮根鞘
cuticle of internal root sheath [组织] 内根鞘小皮
Hertwig epithelial root sheath 赫特维希上皮根鞘 ; 围绕将生成的牙根的上皮鞘
Hertwig root sheath 上皮根鞘 ; 赫特维希上皮根鞘
The hair shaft and inner root sheath move together as the hair grows toward the surface: the outer root sheath remains fixed in position.
毛干和内根鞘当到达体表时融合在一起：外根鞘仍然保持在原来的位置。
AIM: to investigate the expression of cytokeratin K19 and proliferation capability in cultured follicular outer root sheath cells derived from plucked human sc alp hair.
目的：通过培养人毛囊外根鞘细胞群，观察其增殖活性及细胞角蛋白k 19的表达。
They were mainly consisted of epithelia differentiated towards cells of the outer root sheath, and the peripheral basal cells of the tumor lobules showed palisading arrangement.
组织病理学检查示肿瘤呈分叶状增生，与表皮相连，主要由向外毛根鞘分化的鳞状上皮组成，周边基底细胞排列成栅栏状。
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