February 2026 in “International Journal of Molecular Sciences” In this study, Lrig1-positive stem cells in mouse hair follicles were found to be essential for sebaceous gland formation and maintenance, with their depletion causing a temporary loss of these glands and changes in cellular differentiation.
24 citations
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January 2008 in “KARGER eBooks” This review discusses recent advances in understanding the pathogenesis of autoimmune alopecia areata and reports no new clinical results; it highlights potential for developing more effective treatments.
9 citations
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July 2022 in “Cell reports” This study found that Sox2 within dermal papilla cells in the hair follicle regulates hair pigmentation, influencing the type and production of melanin.
This study found that 1′S-1′-acetoxychavicol acetate from Alpinia galanga inhibits Nox isozymes and suppresses testosterone-induced hair loss in a mouse model of androgenetic alopecia.
In this study, highly dynamic remodeling was observed in mouse somatosensory axons and Merkel cells, indicating that epithelial-neural interactions help maintain homeostatic remodeling, with additional intrinsic neural mechanisms contributing to axonal plasticity.
May 2012 in “Scientific American” New app improves storm surge predictions; advances in baldness treatment show potential but require time.
42 citations
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April 2021 in “JCI insight” In this study, selective inhibition of JAK3 signaling effectively prevented and reversed alopecia areata in a mouse model, while JAK2 inhibitors did not restore hair growth.
This study in mice found that maternal iron deficiency led to hair loss and growth abnormalities in offspring due to increased oxidative stress and disrupted signaling pathways, but postnatal iron supplementation was able to reverse these effects.
43 citations
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February 2013 in “Developmental dynamics” This study found that Eda and activin A regulate Foxi3 expression, which may contribute to the development of hypohidrotic ectodermal dysplasia by affecting Foxi3 activity in ectodermal appendages like hair and teeth.
August 2026 in “International Journal of Molecular Sciences” This study found that Atractylodes macrocephala Koidz. extract promotes anagen entry and hair regrowth by enhancing dermal papilla cell activity and supporting hair cycle progression in a mouse model.
In this study, 1'-S-1'-acetoxychavicol acetate (ACA) from Alpinia galanga showed potential in suppressing testosterone-induced hair loss by inhibiting Nox isozymes in a mouse model of androgenetic alopecia.
August 2024 in “Cell Death and Disease” This study found that toll-like receptor 9 plays a previously unrecognized role in sensing skin injury and influencing tissue repair and regeneration in adult mice by modulating γδT cell migration.
In this study, researchers observed a high degree of plasticity in somatosensory axons innervating Merkel cells in adult mouse skin, with both epithelial and neural components exhibiting dynamic remodeling, highlighting intricate epithelial-neural interactions in maintaining homeostasis.
In this study, researchers observed a high degree of plasticity in somatosensory axons innervating Merkel cells in adult mouse skin, revealing that both epithelial-neural crosstalk and intrinsic neural mechanisms contribute to axonal patterning and remodeling during epithelial homeostasis.
June 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that the HoxC gene cluster is crucial for the development of hair and nails in mice, with key regulation by two mammalian-specific enhancers.
June 2011 in “Expert Review of Dermatology” Researchers discovered potential origins and new treatments for skin cancer, including biomarkers for melanoma and therapies that reduce tumor growth.
30 citations
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January 2009 in “Nuclear Receptor Signaling” This study identified the Hairless (Hr) gene-encoded protein as a corepressor that plays a crucial role in maintaining skin and hair by regulating epithelial stem cell differentiation and gene expression via chromatin remodeling, which may impact both development and disease.
28 citations
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April 2024 in “Immunity” In this study, researchers found that hair follicle stem cells activate an immune-modulatory program during wound healing, promoting Treg cell expansion and aiding skin repair, while deleting certain immune components impaired healing and increased inflammation in a mouse model.
1 citations
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August 2021 This study examined Instagram posts advertising dermatological supplements and found many lacked detailed ingredient information and made unverified health claims, potentially influencing consumer trust and highlighting the need for dermatologist engagement on social media.
May 2026 in “Nature Communications” This study observed that the loss of H3K9me3, via the ablation of Suv39h1, Suv39h2, and Setdb1 in embryonic mouse epidermis, disrupts skin development processes such as keratinocyte differentiation and hair follicle formation, highlighting H3K9me3's crucial role in epidermal morphogenesis.
October 2025 in “Advanced Healthcare Materials” In a study on wound healing, researchers described injectable POEGMA‐DA hydrogels as a promising non-toxic alternative to traditional wound closure methods, showing effective tissue adhesion and enhanced regeneration of skin structures in a mouse model without significant inflammation.
November 2023 in “Scientific Reports” In this study, researchers used NIH hairless mice to uncover genetic markers associated with hair loss and identified a Lama3 point mutation as a potential genetic contributor, creating a mutant mouse model that may advance the study of androgenetic alopecia.
160 citations
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January 2014 in “Seminars in cell & developmental biology” This review discusses the shared molecular and cellular processes in the early development stages of skin appendages like hair follicles, teeth, and mammary glands, reporting no new results.
299 citations
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January 2018 in “Journal of Clinical Investigation” This review explores fibroblast heterogeneity in the mammalian dermis and suggests potential therapeutic applications by targeting fibroblast subtypes, but reports no new experimental results.
4 citations
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March 2024 in “The Journal of Cell Biology” This study found that Caspase-1, traditionally viewed as an inflammasome component, is secreted upon wounding and plays a novel role by triggering hair follicle stem cell migration into the epidermis, offering insights into epithelial hyperplasia mechanisms in inflammatory skin conditions.
This study found that acute stress can cause rapid hair loss by triggering necrosis in hair follicle cells and initiating autoimmunity, revealing a mechanism where stress-induced nerve activity leads to tissue damage and immune system activation.
September 2025 in “Science Advances” This study reports that PADI4, an enzyme involved in posttranslational protein modifications, regulates progenitor cell transitions in hair follicle development by repressing transcription and interacting with translational and ribosomal processes.
February 2025 in “Journal of Investigative Dermatology” The ZIP13 variant is linked to abnormal hair quality.
1533 citations
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October 2008 in “Endocrine reviews” This research highlights that engineered mice lacking the vitamin D receptor show multiple health issues similar to human vitamin D deficiency, underscoring the widespread impacts of the vitamin D endocrine system.
February 2026 in “iScience” This study found distinct hair metal profiles in Parkinson's disease patients, with lower iron and copper, higher manganese and arsenic, and explored their link to gut dysfunction and microbiota dysbiosis, suggesting hair metal analysis as a promising diagnostic tool.