April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” In a keratinocyte-specific knockout mouse model, this study found that deleting GRK2 disrupted hair follicle homeostasis, causing cyst-like structures, abnormal growth patterns, and eventual hair loss, suggesting potential links to immune-mediated alopecias.
April 2017 in “Journal of dermatological science” This study found that while epidermal PLCγ1 is not necessary for keratinocyte differentiation in interfollicular epidermis, it is crucial for normal hair and sebaceous gland formation in mice.
76 citations
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May 2011 in “Cell death and differentiation” This study found that the enzyme A20 helps regulate EDAR-induced NF-κB signaling in mice, preventing ectodermal abnormalities like disheveled hair and assuring proper skin and appendage development.
April 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” In this study, researchers found that the deletion of Tet2/3 enzymes in mice led to changes in skin development and hair follicle differentiation, ultimately causing hair loss and altered gene expression.
November 2023 in “Journal of Investigative Dermatology” Removing GRK2 in skin cells causes hair loss similar to immune-related alopecia.
37 citations
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January 2010 in “Human Molecular Genetics” In this study using mice with specific gene knockouts, both farnesyltransferase and geranylgeranyltransferase-I were found to be essential for the proliferation and survival of skin keratinocytes.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that deleting all three Tet genes in mice led to shorter hair shafts and altered hair types, with associated changes in gene expression and DNA hydroxymethylation.
49 citations
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April 2006 in “Journal of Investigative Dermatology” TRPV1 helps regulate hair growth cycles.
45 citations
,
September 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” This study found that deleting β-catenin in epidermis-specific VDR knockout mice did not prevent UVB-induced skin tumors, indicating β-catenin does not compensate for VDR's role in tumor suppression.
57 citations
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May 2016 in “Matrix Biology” This study found that the absence of laminin α5 in adult mice's epidermal basement membrane led to keratinocyte hyperproliferation and immune cell changes, affecting hair follicle development through altered growth factor expression.
September 2016 in “Journal of dermatological science” This study found that COL17 plays a key role in regulating epidermal keratinocyte differentiation and proliferation, influencing the expression of differentiation markers and cellular growth in specific conditions.
17 citations
,
November 2001 in “Journal of Investigative Dermatology Symposium Proceedings” This study found that Stat3 removal in keratinocytes of mice impairs healing and disrupts the normal hair cycle, leading to skin ulcers and hair loss as they age.
April 2017 in “Journal of Investigative Dermatology” Deleting Crif1 in mouse skin disrupts skin balance and hair growth.
July 2012 in “European journal of cancer” This study demonstrated that switching aE-catenin to aT-catenin in murine skin substantially rescued hyperproliferative and pre-cancerous conditions, but led to partial baldness, indicating potential functional discrepancies.
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.
13 citations
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January 2021 in “Scientific Reports” This study found that Pannexin 3 plays a crucial role in skin development by regulating the transcription factor Epiprofin, affecting keratinocyte differentiation and hair follicle regeneration in mice.
4 citations
,
March 2014 in “The FASEB Journal” This study observed that deleting ARNT in keratinocytes of mice reduced zigzag hair production and altered hair follicle differentiation, likely by affecting the expression of specific cyclin-dependent kinase inhibitors.
6 citations
,
October 2022 in “Frontiers in Physiology” This review discusses the roles of store-operated Ca 2+ entry proteins in skin cell function and their links to various skin diseases, but it reports no new results.
25 citations
,
July 2019 in “Experimental Dermatology” This review discusses the role of cholesterol homeostasis in hair follicle biology and its potential connections to various hair disorders, but it reports no new findings.
4 citations
,
January 2013 in “International Journal of Trichology” This study found that the distribution of desmogleins is associated with specific types of keratinization and hair anchorage, as well as hypotrichosis.
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.
19 citations
,
August 2012 in “Cell death and differentiation” This study found that disrupting the inturned gene in developing mouse epidermis halted hair follicle formation due to impaired keratinocyte differentiation, highlighting primary cilia's role in tissue-specific planar cell polarity signaling.
1 citations
,
May 2023 in “Journal of molecular evolution” This study explored the molecular biology of skin adaptations in pangolins, revealing that certain genes for lipid synthesis have inactive patterns, while others related to skin function remain intact, suggesting complex evolutionary changes in their skin physiology.
1 citations
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December 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” This study investigated pangolin skin genetics, finding that while sweat gland-related genes are not inactivated, several genes related to sebaceous gland function are, which highlights complex evolutionary adaptations in mammalian skin.
June 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” This research found that the microtubule catastrophe factor KIF18B plays a crucial role in promoting spindle orientation in keratinocytes, linking this process to cell fate decisions during hair follicle morphogenesis.
28 citations
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July 2008 in “Developmental Biology” This study found that the loss of Smad4 in keratinocytes reduces Dsg4 expression via disrupted BMP signaling, contributing to hair follicle degeneration and alopecia.
29 citations
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December 2016 in “The EMBO Journal” This study found that the transcription factor Gata6 plays a crucial role in adult mouse hair follicle regeneration by promoting the renewal and preventing DNA damage of rapidly proliferating progenitor cells.
1 citations
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February 2025 in “Scientific Reports” In this study, researchers found that CD4 is expressed on murine K5+ keratinocytes, and its expression is crucial for maintaining epidermal stem cell balance and wound repair capacity, particularly during aging.
23 citations
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February 2020 in “PLOS genetics” This study found that biallelic LSS mutations lead to congenital hypotrichosis and cataracts, with each tissue-specific loss of function observed in mouse models.
19 citations
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March 2017 in “Scientific Reports” This study suggests that the protease HAT-L4 plays a significant role in maintaining epidermal barrier function to prevent body fluid loss, as its absence in mice led to increased fluid loss and higher mortality.