57 citations
,
March 2018 in “International Journal of Molecular Sciences” This review highlights recent advances in understanding how the extracellular matrix regulates epidermal stem cell fate, emphasizing the importance of the hair follicle stem cell niche, but reports no new empirical findings.
85 citations
,
January 2018 in “Cell stem cell” This study found that synchronized signals in the microenvironment regulate stem cell lineage choices in hair follicles by influencing chromatin dynamics during regeneration.
71 citations
,
October 2017 in “Journal of Investigative Dermatology” PPAR-γ agonists like pioglitazone may help manage lichen planopilaris but don't fully reverse scarring.
105 citations
,
October 2017 in “Stem cells” This review discusses Wnt signaling pathways in skin development and stem cell regulation, highlighting potential interactions with other pathways but reports no new findings.
23 citations
,
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” In this mouse study, NF-κB was shown to play a role in hair follicle cycling and morphogenesis, with specific activity patterns differing by hair type and involving noncanonical signaling for zigzag hair bending.
7 citations
,
September 2017 in “Scientific Reports” This study found that overexpression of sPLA2-IIA in homozygous mice resulted in cyclic alopecia, a halt in hair follicle cycling, and impaired wound healing due to complete loss of hair follicle stem cells.
14 citations
,
June 2017 in “Immunity” This study found that skin-resident Treg cells regulate hair follicle stem cell proliferation and differentiation through the Jag1-Notch signaling pathway, influencing hair regeneration.
30 citations
,
April 2017 in “European Journal of Cell Biology” This study observed that CIP/KIP proteins play a significant role in regulating cell cycle arrest and differentiation in human hair follicles, supporting hair growth and formation in the anagen phase.
36 citations
,
February 2017 in “Journal of Cellular and Molecular Medicine” In this study, VEGF165 induced hair follicle stem cells to differentiate into vascular endothelial cells, potentially supporting angiogenesis and neovascularization, with the Notch signaling pathway affecting differentiation efficiency.
94 citations
,
June 2016 in “The FASEB Journal” This review discusses the dual role of the Wnt/β-catenin pathway in mammalian tissue injury, highlighting its potential for both promoting regeneration and contributing to fibrosis, but presents no new findings.
10 citations
,
June 2016 in “Wound Repair and Regeneration” This review explores the regenerative potential of hair follicles and their role in complete skin regeneration, emphasizing the influence of mechanical factors and niche signaling pathways on hair growth and loss.
54 citations
,
January 2016 in “Cell reports” This study found that different epidermal stem cell populations contribute to the formation of various skin tumors and new hair follicles following β-catenin activation in the adult epidermis.
47 citations
,
September 2015 in “Cell Cycle” This study found that hair follicle and interfollicular epidermis stem cells contribute differently to skin regeneration, with their persistence influenced by factors like spatial constraints and competition moderated by Notch suppression.
137 citations
,
April 2015 in “Nature Reviews Molecular Cell Biology” This review discusses the distinct roles and surprising developmental flexibility of multiple somatic stem cell types in tissue maintenance and repair, reporting no new results but highlighting emerging questions about their regulation and origins.
33 citations
,
March 2015 in “Experimental Dermatology” In this study, LHX2 and SOX9 were found to mark distinct epithelial progenitor cell populations within human hair follicles, suggesting roles in maintaining the hair follicle epithelium.
53 citations
,
February 2015 in “Journal of Investigative Dermatology” This study found that inactivating CerS4 in mice led to hair follicle stem cell exhaustion and hair loss, indicating its role in regulating hair regeneration through ceramide composition and signaling pathways.
21 citations
,
November 2014 in “Cytotechnology” 
45 citations
,
October 2014 in “Stem cell research & therapy” This study found that using 3D Gel-C6S-HA scaffolds seeded with VEGF165-modified rat hair follicle stem cells enhanced angiogenesis and vascularization in tissue-engineered skin, improving wound healing.
20 citations
,
August 2014 in “PloS one” This study found that MED1 deficiency in keratinocytes accelerates skin wound healing in young mice but delays healing in older mice, suggesting differential roles in epidermal regeneration with age.
426 citations
,
August 2014 in “Nature Medicine” This narrative review examines the interactions between skin stem cells and their niches, finding new insights from advancements in genetic and imaging tools but reporting no new experimental results.
43 citations
,
July 2014 in “Experimental Dermatology” This review explores the relationship between hair follicles and wound healing, emphasizing the importance of translating scientific findings into practical therapies for chronic wounds, but it reports no new experimental results.
25 citations
,
March 2014 in “Experimental Dermatology” Leptin helps start the growth phase of hair.
106 citations
,
March 2014 in “BioEssays” This review examines current knowledge on human epithelial hair follicle stem cells, their markers, and outlines challenges in translating findings from murine studies to human research, but does not report new experimental results.
173 citations
,
January 2014 in “Nature Cell Biology” This study found that Wnt signalling activates hair follicle fate in hair follicle stem cells by relieving TCF3/4–TLE-mediated repression, with β-catenin being crucial for this process.
19 citations
,
January 2014 in “International Journal of Medical Sciences” The study suggests that abnormal activation of hair follicle stem cells and Wnt10b/β-catenin signaling may contribute to the development of sebaceous neoplasms.
66 citations
,
December 2013 in “Nature Cell Biology” This study found that quiescence in hair follicle stem cells acts as a tumor suppression mechanism for cutaneous squamous cell carcinoma, with Pten activity necessary to maintain this state.
41 citations
,
November 2013 in “Experimental Dermatology” This study found that leptin acts as an inducer of the anagen phase in hair follicles, suggesting its role as a potential player in hair biology.
24 citations
,
November 2013 in “Molecular Medicine Reports” This study demonstrated that human hair follicle stem cells can be efficiently differentiated into endothelial-like cells using VEGF and bFGF, suggesting their potential as a novel cell source for vascular tissue engineering.
61 citations
,
October 2013 in “PLoS ONE” This study found that amplifying Wnt signaling, either genetically or through topical application of liposomal Wnt3a, improved skin wound healing in a mouse model.
394 citations
,
October 2013 in “Nature” 
237 citations
,
June 2013 in “Nature Medicine” This study found that fibroblast growth factor 9, initially secreted by γδ T cells, plays a key role in modulating hair follicle regeneration in mice after skin wounds.
74 citations
,
January 2013 in “Expert Opinion on Biological Therapy” This review discusses recent advances in hair follicle biology, regeneration, and tissue engineering, highlighting emerging therapeutic opportunities, and reports no new experimental results.
176 citations
,
January 2013 in “Proceedings of the National Academy of Sciences” This study reveals an antagonistic competition between BMP and Wnt signaling within stem cells, influencing their fate towards hair germ characteristics based on the BMP/Wnt activity ratio.
63 citations
,
October 2012 in “Wound Repair and Regeneration” This study found that transplanting autologous scalp follicular grafts into chronic leg ulcers led to a greater reduction in ulcer size compared to non-grafted areas, suggesting a promising therapeutic alternative.
156 citations
,
October 2012 in “Seminars in Cell & Developmental Biology” This study found that hair follicle stem cells initially contribute to wound re-epithelialization, but long-lasting epidermal cells are primarily derived from a stem cell population in the isthmus portion of hair follicles.
16 citations
,
August 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that MED1 plays a role in maintaining keratinocyte quiescence and hair follicle stem cell populations, as its absence in mice led to increased keratinocyte proliferation and reduced stem cell numbers.
232 citations
,
June 2012 in “Cold Spring Harbor Perspectives in Biology” This review summarizes the roles of Wnt signaling in wound healing but presents no new clinical findings, suggesting potential for Wnt-based therapies to enhance tissue regeneration.
91 citations
,
June 2011 in “The EMBO Journal” This study demonstrates that hair follicle bulge stem cells can transition into other stem cell compartments, indicating their role in maintaining both hair follicles and sebaceous glands.
22 citations
,
May 2011 in “Molecular Biology of the Cell” In this study, gene inactivation in mouse hair follicle stem cells lacking ILK impaired wound healing by reducing their progeny’s contribution to the regenerating epidermis, but did not affect hair follicle regeneration.
396 citations
,
May 2011 in “Cell stem cell” This study found that Shh from neurons signals to Gli1-expressing cells in the hair follicle, cultivating a niche where these bulge cells can potentially transform into epidermal stem cells in wound healing.
79 citations
,
November 2010 in “Journal of Neuroscience” In this study, researchers found that simple hair clipping in mice induced dynamic plasticity and axogenesis in skin sensory axons, linked to follicular activation and HGF signaling.
62 citations
,
November 2009 in “Aging Cell” Hedgehog signaling helps keep hair follicle stem cells the same in both young and old human skin.
835 citations
,
October 2008 in “Nature Genetics” Lgr5 is a marker for active, long-lasting stem cells in mouse hair follicles.
170 citations
,
November 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that in the absence of hair follicles, cutaneous wounds in mice showed delayed reepithelialization but eventually achieved normal wound closure after expanding the activated epidermis region.
201 citations
,
August 2006 in “Cell and Tissue Research” 207 citations
,
July 2006 in “Development” This study identified a novel MTS24-positive murine keratinocyte population with increased colony-forming ability, suggesting these cells may serve as a new reservoir of proliferative progenitor or stem cells in hair follicles.
1279 citations
,
November 2005 in “Nature Medicine” 
291 citations
,
October 2005 in “Proceedings of the National Academy of Sciences of the United States of America” This study found that rat whisker follicle stem cells can be expanded in culture and transplanted to form functional hair follicles, demonstrating their multipotency and potential for regenerative medicine.
335 citations
,
March 2004 in “Development” This study found that continuous β-catenin signaling in adult mouse epidermis can reprogram hair follicles to form benign tumors, which regress after the signaling is discontinued.
949 citations
,
January 2001 in “Cell” This study demonstrated that multipotent stem cells in adult mice whisker follicles migrate to produce whisker growth, and that this process requires precise control of stem cell trafficking.
441 citations
,
May 1996 in “Journal of Cell Science” This study found that keratin 19 may be a marker for skin stem cells, helping to characterize these cells in different conditions and potentially explaining variations in healing rates between children and adults.
