July 2024 in “British journal of dermatology/British journal of dermatology, Supplement” This study identified a new pathogenic variant, c.1081G>T; p.(Glu361*), in the KRT31 gene as a cause of autosomal-dominant monilethrix, highlighting the role of hair keratin proteins in hair and nail tissue disorders.
15 citations
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December 2014 in “PLoS ONE” This study identifies iRhom2 as a crucial regulator of hair follicle differentiation, showing that the iRhom2Uncv mutation leads to dysplasia and reduced TACE maturation, resulting in a hairless phenotype in mice.
29 citations
,
July 2015 in “Journal of Medical Genetics” This study identified a new gene involved in woolly hair by linking a homozygous variant in KRT25 to autosomal recessive woolly hair in two Pakistani families.
11 citations
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April 2012 in “Journal of Investigative Dermatology” A specific mutation in PA-PLA1α causes abnormal hair growth.
26 citations
,
October 2002 in “Journal of Investigative Dermatology” This study identifies a mutation in the hairless gene that may impact thyroid receptor interaction, contributing to alopecia universalis congenita in an Arab Israeli patient.
January 2026 in “American Journal of Medical Genetics Part A” The researchers reported two brothers with a new variant of X-linked trichothiodystrophy associated with an RNF113A gene mutation, highlighting features such as intellectual disability and growth failure, but without previously reported endocrinological or genital abnormalities, underlining the importance of genetic counseling for such variants.
7 citations
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December 2015 in “International Journal of Dermatology” In this study, researchers identified a novel and two previously reported pathogenic mutations in the HR gene associated with atrichia with papular lesions in five Pakistani families.
64 citations
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March 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” This study describes GPRC5D's unique expression pattern in tissues that produce hard keratin, with retinoic acid inducing its expression in hair bulb cells and affecting keratin gene regulation.
3 citations
,
August 2020 in “International Journal of Molecular Sciences” This study found that Rab27a and Rab27b play opposite roles in hair growth, with Rab27a knockdown suppressing and Rab27b knockdown promoting hair growth in models.
11 citations
,
September 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” This study identified a missense mutation in the keratin 71 gene as the cause of autosomal dominant woolly hair/hypotrichosis in a Japanese family, marking the first human mutation in KRT71 linked to a hair disorder.
30 citations
,
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.
August 2009 in “Mechanisms of Development”
September 2022 in “Research Square (Research Square)” This study found that overexpressing Rps14 in supporting cells promoted hair cell regeneration in the organ of Corti by facilitating cell proliferation and differentiation.
56 citations
,
December 2011 in “The Plant Journal” AGD1 is important for root hair development in Arabidopsis, working with phosphoinositide signaling and the actin cytoskeleton.
February 2024 in “Plant Cell Reports” This study found that the retromer protein AtVPS29 in Arabidopsis plants modulates gibberellin signaling by upregulating the SLY1 protein and downregulating the RGA protein, ultimately enhancing the development of the root meristematic zone.
This study mapped the curly mutation in mice to a specific region on chromosome 11, identifying it as a candidate model for studying human genetic hair disorders.
12 citations
,
June 2020 in “Frontiers in Cell and Developmental Biology” This study found that the PP2A-B55α regulatory subunit is crucial for ectodermal development in mice, with knockout embryos displaying severe neural and epidermal defects and failing to survive to birth.
7 citations
,
February 2011 in “Journal of dermatology” This study identified a specific LIPH gene mutation (736T>A) as common in Japanese patients with autosomal recessive woolly hair/hypotrichosis, potentially indicating its role in the condition's manifestation within this population.
11 citations
,
August 2010 in “Developmental neurobiology” This study suggests that Ptprq in the hair bundles may exist as multiple isoforms that are differentially expressed throughout development and affect the organization of stereocilia in the chick inner ear.
1 citations
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October 2022 in “Biomedicines” This study found that Prdm1 is crucial for whisker development in mice, affecting multiple signaling pathways and possibly playing a role in primates' evolutionary loss of vibrissae.
7 citations
,
July 2008 in “Experimental Dermatology” This study identified molecular elements controlling the expression and stabilization of THH protein in hair follicle cells, revealing key mechanisms that support hair shaft development in mice.
47 citations
,
April 2000 in “Experimental Dermatology” This study identified a novel missense mutation in the hairless gene in a Polish family, which may contribute to congenital atrichia with papular lesions by affecting the gene's function.
7 citations
,
April 2000 in “Mammalian Genome” This study identified a new mutation in SELH/Bc mice causing distinctive whisker and body hair abnormalities, mapped near the type I keratin cluster on chromosome 11.
June 2025 in “Biomolecules” In this study, researchers found that activating RORA in hair follicle stem cells reduced the expression of cytoskeleton-related genes, affecting cell migration and adhesion, which may aid in understanding hair follicle development and potentially inform alopecia treatments.
This article reviews the role of the hairless protein in hair cycling and gene regulation, noting the need for further understanding of its JmjC domain and subcellular localization roles.
5 citations
,
June 2008 in “British Journal of Dermatology”
July 2023 in “New phytologist” This research identified a genetic mutation in Brachypodium distachyon that initially allows root hair initiation but fails to elongate them, while also affecting root growth and nitrate sensitivity; the mutation is linked to a previously uncharacterized cyclin-dependent kinase-like gene.
4 citations
,
May 2022 in “Genes & Diseases”
September 2024 in “Journal of Medicine and Life” In this study, researchers identified a recurrent nonsense mutation, c.409C>T (p.Arg137*), in the COL7A1 gene through whole exome sequencing in a family with autosomal recessive dystrophic epidermolysis bullosa, demonstrating the importance of this method for diagnosing genetically complex conditions.