id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ajst-1969	Ryu, Jihye	Application and Prospect of Stem Cells in the Treatment of Alopecia	2022	3	.pdf	application/pdf	2155	121	52	In addition, stem cells are easy to obtain, less invasive, stably proliferate in vitro, and have a wide range of sources in vivo, all of which have promoted them to become a research hotspot in many fields.[3] Stem cells could be categorized into several types as follow: (1) Mesenchymal stem cells (MSCs) are derived from mesoderm with multi-directional differentiation ability and exist in bone marrow, periosteum, muscle and umbilical cord.[10] It has in-depth research on anti-aging, wound healing, hair/tissue regeneration, etc., and has good effects and safety.[5] (2) Endothelial progenitor cells (EPC) exist in umbilical cord blood, adult peripheral blood and bone marrow and other parts[10]. Dermal papilla, hair follicle stem cells are stimulated to regenerate and proliferate, which in turn regulates hair growth.[7] 4.3.	cache/ajst-1969.pdf	txt/ajst-1969.txt