6 citations
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April 1971 in “Journal of Wildlife Diseases” This study observed that captive flying squirrels with partial alopecia experienced complete hair regrowth after their diet was changed from sunflower seeds and peanuts to mouse chow over 11 months.
This report presents a case of IFAP syndrome with the typical symptoms of alopecia universalis, severe photophobia, and follicular ichthyosis, but provides no additional clinical findings or conclusions.
January 2007 in “Pizhūhish va sāzandigī” This study describes the characteristics and potential research applications of the first hairless guinea pigs in Iran, noting their suitability for allergy, dermal, transplantation, and immunology studies.
2 citations
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March 2011 in “International Journal of Dermatology” This case report describes an 18-year-old male with IFAP syndrome, confirmed by total hair loss, severe photophobia, and characteristic skin changes, marking a rare presentation of the condition.
September 2022 in “IP Indian journal of clinical and experimental dermatology” This case report describes an 8-year-old girl with atrichia congenita characterized by complete hair loss and papular lesions, attributed to an insertion mutation in the hairless gene.
April 2016 in “Journal of Investigative Dermatology” Iron deficiency causes hair loss by affecting hair differentiation and cycling.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that in immunodeficient mice lacking T cells, certain innate lymphoid cell subsets increased and influenced the hair growth cycle, with specific ILC subsets shown to promote anagen, the active phase of hair growth.
28 citations
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October 2004 in “Differentiation” This study identified a large deletion in the desmoglein 4 gene as the genetic basis of the Iffa Credo "hairless" rat's skin phenotype, linking it to lanceolate hair mutations.
20 citations
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July 2005 in “Experimental dermatology” This study found that the fuzzy mutation in mice is linked to both structural hair defects and accelerated hair follicle cycling, influencing the regulation of hair cycle phases such as catagen and anagen.
245 citations
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January 1998 in “Genes & Development” This study found that Hoxc13 mutations in mice cause defects in hair, nail, and tongue structures, with the most noticeable issue being brittle hair leading to alopecia.
53 citations
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July 2002 in “Journal of Investigative Dermatology” The Dfl mutation in mice causes poor sebaceous gland function and complete hair loss.
August 2022 in “Nutrients” This ex vivo study found that hair follicles in female pattern hair loss exhibited nutrient insufficiency and dormant metabolism, but maintained nutrient uptake capability, suggesting potential benefits of nutritional supplementation as an adjunct therapy.
May 2022 in “The journal of immunology/The Journal of immunology” This study developed a foxn1-deficient Xenopus laevis model using CRISPR/Cas9, observing reduced T-cell markers and altered immune responses in tadpoles, providing a nonmammalian model for immunological research.
27 citations
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September 1992 in “The Lancet” ICL is a condition with low CD4+ T cells like AIDS but not caused by HIV, and normal CD4+ T cell counts may vary between men and women.
83 citations
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October 1998 in “The American Journal of Human Genetics” A specific gene mutation causes complete hair loss in an Irish Traveller family.
July 2025 in “Indian Dermatology Online Journal” This study reports a unique case of trichotillomania incognita in an adult female that mimicked female pattern hair loss, highlighting the importance of trichoscopy and histology for accurate diagnosis.
71 citations
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January 2011 in “Orphanet Journal of Rare Diseases” This article reviews IFAP syndrome, an X-linked genetic disorder characterized by ichthyosis follicularis, alopecia, and photophobia, and reports no new clinical findings.
9 citations
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August 2021 in “Genome Biology and Evolution” This study found widespread losses of g-type lysozyme genes across various mammalian lineages, with both gene copies extensively lost in cetaceans and sirenians, and linked this to hairlessness in these fully aquatic mammals.
January 2000 in “The Mouseion at the JAXlibrary (Jackson Laboratory)” This study identified a new mouse mutation associated with noninflammatory proliferative skin disease and hair abnormalities, drawing parallels to human conditions like Netherton's syndrome and monilethrix.
In this study, researchers observed that dysregulated innate lymphoid cells type 1, alongside CD8+ T cells, may contribute to the pathogenesis of alopecia areata by affecting hair follicle health.
June 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” This study provides evidence that innate lymphoid cells-type 1 can induce alopecia areata in human hair follicles, challenging the view that it is solely a CD8+ T cell-driven autoimmune disease.
20 citations
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August 2003 in “Clinical and Experimental Dermatology” In this study, a novel E583V missense mutation in the hairless gene was identified in an Italian family with atrichia with papular lesions, reinforcing the significance of zinc-finger and LXXLL domains in this condition.
2 citations
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September 1998 in “Der Hautarzt” A gene mutation causes a rare hereditary hair loss, offering potential for new treatments.
3 citations
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March 2010 in “Dermatologica Sinica” This study reports the first case of atrichia with papular lesions in a Taiwanese family without a detectable mutation in the HR gene.
August 2021 in “Journal of Investigative Dermatology” This study found that ILC1-like cells can induce alopecia areata in healthy human hair follicles, suggesting that these cells might be a therapeutic target in AA management.
4 citations
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January 2020 in “Dermatology Online Journal” In this report, a 1-year-old boy with congenital atrichia with papular lesions was found to have a complete absence of scalp and body hair and keratin-filled cysts due to a mutation in the hairless gene.
18 citations
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February 2023 in “eLife” This study indicates that innate lymphoid cells-type 1 may provoke alopecia areata by disrupting hair follicle immune privilege and inducing characteristic lesions, challenging the view that alopecia areata is purely an autoantigen-dependent, T cell-driven condition.
December 2025 in “Clinical Cosmetic and Investigational Dermatology” In this report, a unique female presentation of IFAP syndrome is described, featuring musculoskeletal contractures but no photophobia, highlighting the importance of early detection and multidisciplinary care to improve outcomes and prevent disability.
8 citations
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May 2024 in “PLoS Biology” This study on feather pattern formation in chicken skin found that inhibiting gap junctional intercellular communication can lead to the emergence of new feather buds in specific spatial patterns, suggesting that GJIC may facilitate Turing-type periodic patterning by propagating inhibitory signals over long distances.
2 citations
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December 2013 in “Journal of dermatology” This letter reports a homozygous missense mutation in the LIPH gene causing autosomal recessive hypotrichosis simplex in a Chinese patient.