July 2022 in “Journal of Investigative Dermatology” This study found that the cosmetic olfactory receptor agonist cyclohexyl salicylate may stimulate hair growth and expand stem cell progeny, suggesting potential as a cosmetic adjuvant for hair loss.
45 citations
,
December 2007 in “The FASEB journal” This study demonstrated that hair follicle bulge stem cells can form epidermis in a tissue-engineered skin model, highlighting the significance of K5/K17 filaments in slow-cycling stem cell subsets.
20 citations
,
December 2010 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” This study found that selective downregulation of CD200 in the bulge area might contribute to unusual bulge involvement in a subset of alopecia areata cases.
September 2019 in “Journal of Investigative Dermatology” This study found that apple stem cell extract may selectively influence hair follicle bulge stem cell biology without cytotoxic effects in an ex vivo human hair follicle organ culture.
7 citations
,
January 2016 in “Laboratory Investigation” TR3 is mainly found in hair follicle stem cells and may be involved in hair loss.
April 2023 in “Journal of Investigative Dermatology” This pilot study suggests that topical melatonin may protect hair follicle stem cells from paclitaxel-induced damage, potentially preventing chemotherapy-induced alopecia and enhancing the effects of scalp cooling caps.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” This study suggests that allergens like linalool found in personal care products may contribute to the pathobiology of frontal fibrosing alopecia by affecting immune responses and stem cell function in hair follicles.
Linalool in personal care products may worsen frontal fibrosing alopecia by damaging hair follicle stem cells and triggering harmful immune responses.
51 citations
,
April 2013 in “Journal of Investigative Dermatology” Hair follicle stem cells rely on nearby blood vessels for their maintenance and function.
November 2013 in “Elsevier eBooks” This review discusses the evolving understanding of epithelial stem cells, noting how new models challenge old assumptions and suggesting multiple stem cell populations contribute differently to skin and hair follicle regeneration.
387 citations
,
November 2003 in “Journal of Investigative Dermatology” The K15 promoter effectively targets stem cells in the hair follicle bulge.
178 citations
,
April 2011 in “Journal of Clinical Investigation” This study found that the phenotype of Hedgehog/Gli-driven skin tumors in mice depends on the cell of origin, tissue context, and level of oncogenic signaling.
96 citations
,
July 2014 in “Cold Spring Harbor Perspectives in Medicine” This review discusses various stem cell compartments in adult murine and human epidermis, examining their expressed markers and characterization assays, and reports no new experimental results.
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.
January 2017 in “Journal of clinical & experimental dermatology research” This study found that human embryonic and induced pluripotent stem cells differentiated into specific bulge stem cells and successfully formed new hair follicles when transplanted with mouse dermal cells in immunodeficient mice.
133 citations
,
March 1999 in “Journal of Cutaneous Pathology” This study found that keratin 15 expression in trichoepitheliomas and some basal cell carcinomas suggests a link to hair follicle stem cells in the bulge.
23 citations
,
April 2016 in “Journal of Visualized Experiments” This research details a robust method for isolating hair follicle stem cells and epidermal keratinocytes from mouse hair follicles using fluorescence activated cell-sorting technology.
18 citations
,
January 2013 in “Veterinary Dermatology” This study found that K15 is a useful marker for investigating the role of stem cells in canine hair follicle tumours, while nestin is not optimal.
13 citations
,
May 2017 in “Current Protocols in Stem Cell Biology” This study outlines a method to isolate hair follicle stem cells from mouse skin using fluorescence activated cell-sorting for use in research models, but reports no experimental findings.
13 citations
,
April 2016 in “Journal of Visualized Experiments” This study describes a method for isolating stem cells and keratinocytes from mouse hair follicles using FACS technology, facilitating the study of stem cell biology.
54 citations
,
September 1999 in “PubMed” This study suggests that immunostaining for Keratin 15 may be a useful tool for differentiating between basal cell carcinoma and trichoepithelioma.
43 citations
,
December 2008 in “Molecular biology of the cell” This study found that disrupting Smad4 signaling in young mice led to overactivation of follicle stem cells, causing hyperplasia and depletion of the stem cell niche.
23 citations
,
May 2013 in “Virology” This study found that HPV16 oncogene expression in multipotent epithelial stem cells led to abnormal mobilization, altering their quiescence without affecting other stem cell markers, suggesting a distinct stem cell compartment.
June 2006 in “Experimental dermatology” This study found that, while hair follicle bulge stem cells are important for hair follicle survival and epidermal regeneration after wounding, the epidermis maintains itself independently of these cells under normal conditions.
January 2005 in “Journal of Shandong Univenity” This study found that epidermal stem cells are located in rats' hair follicle bulge regions, and the methods used to isolate and culture these cells in vitro are feasible.
8 citations
,
July 2016 in “Oncotarget” This study reports that actively proliferating Lgr5+ stem cells in hair follicles do not appear to drive tumor formation in experimental skin carcinogenesis.
October 2009 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” This study demonstrates that using a K15 promoter-driven GFP labeling technique allows for the identification and characterization of epithelial stem cells in adult human hair follicles.
85 citations
,
September 2013 in “International Journal of Molecular Sciences” This review evaluates existing research on Keratin 15 to assess its validity as a marker for epidermal stem cells, reporting no new results.
5 citations
,
November 2015 in “International Journal of Radiation Biology” This study suggests that gamma-ray irradiation affects hair follicle density, structure, and pigmentation in mice, with some changes observed in later hair cycles.
November 2025 in “Journal of Investigative Dermatology” Estetrol may help prevent hair loss and support hair growth in women.