January 2026 in “Clinical Case Reports” A 6-year-old girl had both monilethrix and trichorrhexis nodosa, causing brittle hair, with minimal improvement from treatment.
March 2025 in “International Journal of Trichology” Oral minoxidil improved hair thickness in a person with monilethrix.
40 citations
,
July 2019 in “Journal of Investigative Dermatology” Lack of a key enzyme causes severe skin issues and death in mice.
23 citations
,
July 2003 in “Journal of Investigative Dermatology” Genetic testing for hairless gene mutations is crucial to correctly diagnose and treat atrichia with papular lesions.
68 citations
,
August 2009 in “American Journal of Medical Genetics Part A” A new classification for trichothiodystrophy helps identify genetic causes and potential treatments.
November 2024 in “Biochemical and Biophysical Research Communications” Abnormal gene expression related to keratin causes hair loss in certain mice.
136 citations
,
July 2014 in “Proceedings of the National Academy of Sciences of the United States of America” FGF5 gene mutations cause unusually long eyelashes by affecting hair growth regulation.
October 2024 in “Archives of Dermatological Research” 9 citations
,
September 2013 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” Matriptase is highly active in hair follicles and sebaceous glands, especially during hair growth phases.
March 1990 in “Journal of Dermatological Science” 35 citations
,
January 2011 in “Journal of Biological Chemistry” sPLA2-X is crucial for normal hair growth and follicle health.
30 citations
,
January 2013 in “Human Mutation” A mutation in the HOXC13 gene causes hair and nail problems in a Syrian family.
26 citations
,
October 2002 in “Journal of Investigative Dermatology” A specific gene mutation causes congenital hair loss.
1 citations
,
January 2017 in “International Journal of Trichology” A new mutation caused a rare hair disorder in a Polish girl, not inherited from her family.
November 2023 in “Scientific Reports” A gene mutation in Lama3 is linked to a common type of hair loss.
January 2023 in “Indian dermatology online journal” A child with ectodermal dysplasia-syndactyly syndrome has a new mutation in the NECTIN4 gene.
20 citations
,
October 2005 in “Archives of Dermatological Research” 29 citations
,
January 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” P-cadherin is crucial for hair follicle pigmentation but not skin pigmentation.
166 citations
,
July 1999 in “American Journal Of Pathology” The hairless (hr) gene is essential for normal hair follicle function and its mutation leads to hair loss.
August 2020 in “Pakistan Journal of Zoology” A new mutation in the Hairless gene causes hair loss in two Pakistani families.
86 citations
,
June 1998 in “Journal of Investigative Dermatology” The hairless gene mutation causes baldness by disrupting hair follicle structure.
3 citations
,
January 2022 in “Pharmaceutics” Nanostructured delivery systems could potentially improve hair loss treatment by targeting drugs to hair follicles, reducing side effects and dosage, but the best size, charge, and materials for these systems need further investigation.
2 citations
,
May 2020 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” The study found that specific proteins are markers of hair follicle development in human fetuses.
July 2025 in “Frontiers in Medicine” Baricitinib successfully regrew hair in an 8-year-old boy with alopecia totalis linked to a KRT74 gene variant.
A genetic mutation in the EDA gene causes hypohidrotic ectodermal dysplasia in cats.
October 2025 in “Annals of Medicine and Surgery” Retinoids may improve hair growth in androgenic alopecia when used with other treatments.
35 citations
,
August 2009 in “Differentiation” Desmoglein 4 is controlled by specific proteins that affect hair growth.
14 citations
,
June 2022 in “BMC genomics” Key genes crucial for sheep hair follicle development were identified, aiding fine wool breeding and human hair loss research.
9 citations
,
August 2021 in “Journal of clinical medicine” Pili torti is a rare condition where hair is twisted and breaks easily, often linked to genetic disorders or other health issues.
4 citations
,
June 2021 in “Frontiers in Pharmacology” Bone marrow stem cells and their medium help hair regrowth.