1)Schofield R:The relationship between the spleen colony-forming cell and the haemopoietic stem cell. Blood Cells 4:7-25, 1978
2)Cotsarelis G, Sun TT, Lavker RM:Label-retaining cells reside in the bulge area of pilosebaceous unit:implications for follicular stem cells, hair cycle, and skin carcinogenesis. Cell 61:1329-1337, 1990
and in culture suggestslimbal location of corneal epithelial stem cells. J Cell Biol 103:49-62, 1986
4)Cotsarelis G, Cheng SZ, Dong G et al:Existence of slow-cycling limbal epithelial basal cells that can be preferentially stimulated to proliferate:implications on epithelial stem cells. Cell 57:201-209, 1989
5)Rheinwald JG, Green H:Serial cultivation of strains of human epidermal keratinocytes:the formation of keratinizing colonies from single cells. Cell 6:331-343, 1975
6)Pellegrini G, Traverso CE, Franzi AT et al:Long-term restoration of damaged corneal surfaces with autologous cultivated corneal epithelium. Lancet 349:990-993, 1997
7)Nishida K, Yamato M, Hayashida Y et al:Corneal reconstruction using tissue-engineered cell sheets comprising autologous oral mucosal epithelium. N Engl J Med 351:1187-1196, 2004
8)Hayashi R, Yamato M, Sugiyama H et al:N-Cadherin is expressed by putative stem/progenitor cells and melanocytes in the human limbal epithelial stem cell niche. Stem Cells 25:289-296, 2007
9)Chen SY, Hayashida Y, Chen MY et al:A new isolation method of human limbal progenitor cells by maintaining close association with their niche cells. Tissue Eng Part C Methods 17:537-548, 2011
10)Higa K, Shimmura S, Miyashita H et al:Melanocytes in the corneal limbus interact with K19-positive basal epithelial cells. Exp Eye Res 81:218-223, 2005