目的建立毛囊外根鞘细胞的分离和培养方法。
Objective To establish a method for isolation and cultivation in vitro of human hair follicle outer root sheath cells.
结论在表皮基底层、毛囊外根鞘区存在表皮干细胞。
Conclusion the epidermal stem cells of rats are located at the basal layer of epidermis and the hair follicle bulge.
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。
The hair shaft and inner root sheath move together as the hair grows toward the surface: the outer root sheath remains fixed in position.
内根鞘、外根鞘界限模糊，结缔组织性鞘细胞纤维排列杂乱，结缔组织细胞减少。
The bourn of internal root sheath and external root sheath was blurry, the fiber of connective tissue sheath cell arrayed disordered, the number of connective tissue cell reduced.
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。
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.
毛球之上的细胞形成毛发，产生由分化的表皮细胞构成的同心环状区，形成内根鞘和外根鞘。
The hair is formed from cells just above the bulb, which also give rise to concentric zones of differentiated epithelial cells destined to form the inner and outer root sheaths.
毛球之上的细胞形成毛发，产生由分化的表皮细胞构成的同心环状区，形成内根鞘和外根鞘。
The hair is formed from cells just above the bulb, which also give rise to concentric zones of differentiated epithelial cells destined to form the inner and outer root sheaths.
应用推荐