116 citations
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May 2013 in “Proceedings of the National Academy of Sciences of the United States of America” This study discovered that the circadian clock influences hair follicle regeneration, making hair grow faster in the morning and causing more radiation-induced hair loss in the morning compared to the evening.
30 citations
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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.
22 citations
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April 2023 in “The Journal of Cell Biology” In this study, researchers found that coordinated intercellular Ca2+ signaling among basal stem cells in mice is crucial for cell cycle progression and tissue-wide communication during epidermal regeneration.
7 citations
,
July 2019 in “International Journal of Molecular Sciences” This study found that PGA-4HGF nanoparticles enhanced hair growth in mice more effectively than 4HGF alone by increasing anagen phase duration and dermal papilla cell proliferation.
176 citations
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February 2006 in “Cancer Research” This study found that loss of Ptch1 function in mouse skin's basal cells is sufficient to rapidly induce tumors resembling human basal cell carcinoma, suggesting Ptch1 as a key tumor suppressor.
61 citations
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September 2010 in “Genomics” This study found distinct gene expression profiles in alopecia areata-affected skin, suggesting T-cell mediated immune responses and unique gene profiles between different stages of the disease.
23 citations
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February 2019 in “International Journal of Molecular Sciences” This study found that Activin B at 10 ng/mL may promote vibrissae follicle growth in mice by enhancing hair matrix cell proliferation and cell cycle progression via ERK signaling pathways.
5 citations
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February 2017 in “Biomolecules & Therapeutics” The authors reported that 4-O-methylhonokiol decreased TGF-β1-induced cell cycle arrest and oxidative stress markers in human keratinocyte cells, suggesting a potential protective role in TGF-β1-mediated cell cycle regulation.
May 2020 in “Research Square (Research Square)” This study used cashmere goats to reveal distinct intermediate states of dermal papilla cells, each with specific roles in hair growth, shedding, and regeneration.
December 2024 in “International Journal of Molecular Sciences” This study observed that treating basal and squamous cell carcinoma cells with platelet-rich fibrin significantly reduced cell viability and increased apoptosis-associated gene expression, suggesting potential use as adjunctive therapy for localized nonmelanoma skin cancers.
January 2012 in “Else Kröner-Fresenius Symposia” This symposium reported that DNA damage accumulation in aging stem cells affects genome integrity, highlighting novel mechanisms like Bmi1's role in DNA repair and the involvement of BATF in lymphoid differentiation.
92 citations
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November 2006 in “Proceedings of the National Academy of Sciences of the United States of America” This study found that transgenic mice overexpressing the BMP antagonist noggin showed increased hair follicle size and altered hair type, linked to changes in cell proliferation and gene expression.
38 citations
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April 2016 in “Experimental Dermatology” This review discusses immunohistological and immunofluorescent methods for studying the human hair follicle cell cycle, reporting no new results, and suggests its potential for advancing cell cycle research.
27 citations
,
January 2012 in “Current Topics in Microbiology and Immunology” This study found similarities in the regeneration processes of MRL mouse ears and axolotl limbs, involving G2 cell cycle arrest and nerve-dependent mitosis, but the role of p21 in axolotl limb regeneration remains uncertain.
25 citations
,
March 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” This study suggests that while VDR is crucial for maintaining hair follicles in mice, their degeneration may be linked to impaired cell migration during hair growth phases rather than stem cell loss.
4 citations
,
September 2020 in “Cell division” In this study, XMU-MP-1 unexpectedly reduced cell proliferation and altered cell cycle progression in a model human hair follicle, possibly due to off-target kinase inhibition.
2 citations
,
August 2023 in “Journal of Endocrinological Investigation” In this study, researchers found that pregnant mice exposed to excessive androgen led to thinner ventricular walls and cardiac hypertrophy in offspring, suggesting that prenatal androgen exposure adversely affects cardiac health through reduced cardiomyocyte proliferation.
1 citations
,
January 2026 This study reveals that the microRNA-200 family, highly enriched in hair matrix progenitors, restricts sebaceous gland development by inhibiting the SOX9-dependent lipogenic program, highlighting its specific role in epithelial plasticity within hair follicles.
1 citations
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November 2022 in “Journal of Investigative Dermatology” This study found that ALRN-6924, a clinical-stage dual inhibitor, can selectively protect human scalp hair follicles from paclitaxel-induced toxicity and damage by inducing transient cell cycle arrest in healthy cells without affecting cancer cells, potentially reducing chemotherapy-induced alopecia.
In this study, Fgf20 was found to trigger movement and morphogenesis in dermal fibroblasts, facilitating dermal condensate formation essential for hair follicle development.
March 2025 in “The FASEB Journal” In this study on mice, intensive stress through methods like resiniferatoxin injections and physical restraint was found to inhibit hair follicle growth, with the mechanism involving the sympathetic nervous system and the cAMP signaling pathway in hair follicle stem cells.
November 2024 in “Journal of Investigative Dermatology” This study found that recombinant human ADM2 treatment inhibited cell proliferation and induced apoptosis in human hair follicles, contrasting with the previously documented pro-proliferative and anti-apoptotic functions of ADM2.
February 2024 in “Journal of Investigative Dermatology” In this study, the deletion of NIPP1 in keratinocytes led to chronic skin inflammation and epidermal changes in mice, with early cell-cycle arrest and premature senescence observed, potentially contributing to reduced mutagen sensitivity.
April 2023 in “Journal of Investigative Dermatology” This study found that ALRN-6924 effectively protected human hair follicles from cyclophosphamide-induced damage in an ex vivo setting, suggesting it may reduce both acute and permanent chemotherapy-induced alopecia.
March 2023 in “Asian Journal of Beauty and Cosmetology” This study found that the herbal extract HX109 promoted hair growth in mice by increasing cell viability and enhancing hair regrowth, with the effects increasing as doses rose.
January 2022 in “International Journal of Medical Sciences” This study investigated the effects of cedrol on colorectal cancer and found that it inhibited cell proliferation and induced cell cycle arrest and apoptosis in cell models, while in vivo, it suppressed cancer progression and improved survival at a well-tolerated dose.
This study found that fibroblast growth factor 20 (Fgf20) orchestrates the movement and behavior of dermal fibroblasts, directing their formation into dermal condensates during hair follicle development in mice.
August 2011 in “Planta Medica” This study suggests that the hair growth-promoting effects of 4-O-methylhonokiol may be linked to its ability to modulate TGF-β-induced cell cycle arrest and oxidative stress in HaCaT cells.
36 citations
,
October 2015 in “Cell reports” In this study, researchers found that Gab1 is critical in controlling the hair cycle and the self-renewal of hair follicle stem cells in mice.
74 citations
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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.