March 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that the absence of Hif-p4h-2 in specific mouse skin cells disrupted hair follicle development, leading to hair loss due to irregular keratin formation and pathway signaling.
27 citations
,
July 1997 in “PubMed” This study suggests that the harlequin ichthyosis mouse model closely resembles human type 2 harlequin ichthyosis, indicating its potential as a useful model for studying the human condition.
9 citations
,
June 2000 in “Journal of The American Academy of Dermatology” This study reported that heterozygous carriers of a mutation in the human hairless gene did not differ from healthy homozygotes in the pattern of androgenetic alopecia.
May 2023 in “Pharmaceuticals” In this in silico study, researchers analyzed nonsynonymous SNPs in the LIPH gene linked to hypotrichosis and identified three potentially harmful variants (W108R, C246S, and H248N) out of 215 total, using sequence- and architecture-based bioinformatics techniques to differentiate between harmful and benign SNPs.
July 2025 in “Frontiers in Medicine” This study identified compound heterozygous mutations, c.1101del and c.736 T > A, in the LIPH gene responsible for causing autosomal recessive woolly hair in a child, with c.1101del being a novel frameshift mutation.
May 2017 in “The journal of immunology/The Journal of immunology” This study reported that patients with specific Foxn1 mutations exhibited severe T-cell lymphopenia without the hair and nail abnormalities usually associated with these mutations.
39 citations
,
December 2012 in “The American Journal of Human Genetics” This study identified mutations in the SNRPE gene that may disrupt hair growth, linking a spliceosome component to hereditary hair loss disorders.
33 citations
,
July 2007 in “Journal of cell science” This study found that knocking out the transactivation domain of Miz1 in mouse keratinocytes disrupted hair follicle orientation, caused irregular pigmentation, and increased keratinocyte proliferation, indicating Miz1's role in hair follicle development and morphogenesis.
5 citations
,
May 2014 in “Clinical and Experimental Dermatology” This study found that novel compound heterozygous mutations in the desmoplakin gene lead to hair shaft abnormalities and can result in lethal cardiomyopathy.
30 citations
,
October 1999 in “Differentiation” This study found that expression of certain mutant keratin genes in mice led to severe alopecia, suggesting a similar mechanism could cause hair loss in humans.
2 citations
,
June 2000 in “Journal of The American Academy of Dermatology” In this study, researchers found that heterozygous carriers of a mutation in the hairless gene showed no difference in the pattern of androgenetic alopecia compared to unaffected individuals.
3 citations
,
March 2009 in “Hirosaki University Repository for Academic Resources (Hirosaki University)” This study in hairless rats suggests that the deletion of specific hair keratin genes contributes to hypotrichosis and highlights the strain's potential as a model for hair follicle research.
12 citations
,
July 2004 in “Molecular genetics and genomics” This study identifies a new mutation in the Scd1 gene in a strain of Kunming mice, causing skin and hair defects with the mildest impact among similar mutations.
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.
4 citations
,
December 2020 in “Mammalian genome” This study found that pelage abnormalities in Harlequin mutant mice are linked to severe AIF deficiency and associated with altered expression of genes related to hair structure.
1 citations
,
August 2020 This study found that mutations affecting hair keratin expression on Chromosome 15 in mice may cause altered hair and skin features similar to other known mouse mutations.
52 citations
,
October 1999 in “Developmental Dynamics” This study found that the hairless gene in mice has a more extensive role in development than previously thought, as indicated by its expression in various tissues and associated abnormalities in hr/hr mutants.
10 citations
,
November 2008 in “Veterinary Dermatology” In this study, the misshaped and hairy ear phenotype in mutant mice was linked to mis-expression of certain Hoxc genes due to a chromosomal inversion.
15 citations
,
February 2014 in “PloS one” This study identified two prevalent and one newly proposed founder LIPH mutations in Japanese patients with autosomal recessive woolly hair/hypotrichosis and associated these mutations with different severities of hair loss.
38 citations
,
September 1997 in “The journal of investigative dermatology/Journal of investigative dermatology” This study identified histologic lesions and a defect in adhesion molecules causing hair loss in mice with the bal mutation, linked to a mutation in the desmoglein 3 gene.
August 2020 in “Pakistan Journal of Zoology” This study identified a novel genetic mutation, c.429delC in the hairless gene, associated with atrichia with papular lesions in two Pakistani families.
53 citations
,
October 2003 in “Developmental Biology” This study in mice found that overexpressing Sonic Hedgehog in basal cells caused skin anomalies and a lack of certain hair fibers, underscoring its key role in hair follicle development.
13 citations
,
July 2012 in “Pigment Cell & Melanoma Research” In this study, researchers identified a new dominant mutation in Hairless mice, called Pied, resulting from a deletion in the Adam10 gene, which causes freckle-like skin pigmentation by inhibiting melanocyte expansion.
97 citations
,
March 2002 in “Molecular and cellular biology” This study found that mice with a mutant CDP/Cux protein lacking the homeodomain showed severely impaired growth, high postnatal mortality, and reduced fertility, highlighting CDP/Cux's role in developmental regulation.
19 citations
,
May 2006 in “Clinical and Experimental Dermatology” This study identified a novel insertion mutation in the hairless gene that may contribute to the development of congenital atrichia with papular lesions in a Pakistani family.
July 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” In this study, researchers observed that spontaneously mutated mice with a hair loss phenotype exhibited significant differential expression of genes related to keratinization and hair follicle formation, suggesting these mice could model human alopecia for future research and treatment development.
27 citations
,
November 2007 in “Genomics” This study found that mutations in type I IRS keratin genes disrupt keratin protein complexes in mice, suggesting crucial roles for these genes in proper hair coat formation.
181 citations
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January 2009 in “Nature Genetics” In this study, researchers linked defects in U2HR, an inhibitory region in the HR gene, to Marie Unna hereditary hypotrichosis, suggesting a mechanism for controlling hair growth and addressing hair loss.
28 citations
,
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.
35 citations
,
April 2008 in “Journal of Biological Chemistry” This study found that the lack of expression and deletion of specific hair keratin genes on chromosome 7q36 in Hirosaki hairless rats suggests the crucial role of these genes in hair growth.