208 citations
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December 2003 in “Journal of Investigative Dermatology” This study found that dermal papilla and peribulbar dermal sheath cup cells in mice can both induce hair follicle formation, suggesting they may have similar functional roles in hair growth.
32 citations
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August 2006 in “Archives of Dermatological Research” This study found that dermal papilla and sheath cells can induce hair follicle formation in vitro and in vivo by interacting with hair follicle epithelial cells.
September 2007 in “PubMed” This study observed that subcutaneously implanted mixtures of human hair follicle cells in nude mice resulted in the formation of hair follicle-like structures, suggesting potential for hair regeneration.
March 2020 in “Central European Journal of Biology” This study found that isolated hair follicle outer root sheaths from mice can regenerate new dermal papillary structures in vitro, with stem cells and neutrophils playing key roles in the regeneration process.
November 2020 in “Research Square (Research Square)” In a mouse model, this study found that intradermal keratin injection stimulated hair growth and suggested its potential use for treating hair loss by promoting hair regeneration.