April 2011 in “Vestnik dermatologii i venerologii” Certain gene variations and irregular X chromosome activity may contribute to hair loss in women who can have children.
September 2022 in “IP Indian journal of clinical and experimental dermatology” An 8-year-old girl has a rare genetic disorder causing complete, irreversible hair loss and skin bumps.
48 citations
,
March 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Retinoic acid production and signaling in hair follicles are regulated by location and timing, affecting hair growth and cycling.
77 citations
,
August 1986 in “Archives of Dermatology” Vitamin B12 deficiency can cause skin and hair color changes, which are reversible with treatment.
January 2015 in “Springer eBooks” Hair damage shows as fragility, dullness, and discoloration, varies by ethnicity, and is worsened by cosmetic procedures and diseases.
January 2025 in “Indian Journal of Paediatric Dermatology” A 4-year-old had a rare type of hair loss that may have a good outcome.
5 citations
,
February 1981 in “Experientia” A new gene causes hairlessness and skin cysts in rats.
9 citations
,
July 2012 in “Dermatitis” Hair dye with para-phenylenediamine can cause skin depigmentation.
75 citations
,
April 2000 in “Developmental Dynamics” Whn is essential for hair growth, and its malfunction causes hair loss.
3 citations
,
August 2017 in “Clinical case reports” A rare skin condition causes red and dark patches on the face and limbs.
28 citations
,
December 1997 in “Journal of Biological Chemistry” A genetic mutation in the hHa1 gene creates a smaller, but still functional, hair protein without causing hair problems.
February 2026 in “Clinical Cosmetic and Investigational Dermatology” A 7-year-old girl experienced temporary hair loss due to radiation, with signs of possible hair regrowth.
34 citations
,
November 1998 in “Journal of Investigative Dermatology” A common mutation in the hHb6 gene is linked to monilethrix, but other factors may also play a role.
16 citations
,
November 1994 in “Developmental Biology” Retinoic acid causes gland formation instead of hair in mouse skin by altering epidermal and dermal interactions.
81 citations
,
January 2006 in “Journal of cellular physiology” Mice without the vitamin D receptor gene lose hair due to disrupted hair follicle cycles.
January 2022 in “SSRN Electronic Journal” Mouse hair follicles age, causing more white hairs due to fewer pigment stem cells.
4 citations
,
May 2020 in “The journal of pediatrics/The Journal of pediatrics” A boy with monilethrix has brittle hair that breaks easily due to a genetic condition, which might improve by puberty.
32 citations
,
January 2000 in “Human Heredity” Monilethrix severity varies and may be influenced by other genetic or environmental factors.
1 citations
,
September 2021 in “Biomedical & Pharmacology Journal” Reticulocyte hemoglobin content is the best indicator of iron deficiency in women with diffuse non-scarring hair loss.
December 2004 in “PLoS ONE” The Foxn1(-/-) phenotype disrupts hair growth and affects skin stem cells.
1 citations
,
August 2025 in “Journal of Investigative Dermatology” Genetic studies on hair traits can improve understanding of health and disease.
21 citations
,
April 2004 in “Australasian Journal of Dermatology” A 3-year-old girl has a rare condition causing sparse hair and nail issues, with minimal improvement from treatment.
August 2010 in “Journal of Investigative Dermatology” New hair regrowth model introduced, imiquimod kills skin cancer cells, T-cadherin loss makes skin cancer more invasive, no strong link between PTCH1 gene and skin cancer after transplant, and male teens more likely to have hereditary hair loss.
12 citations
,
February 2010 in “Journal of The American Academy of Dermatology” A cancer drug caused unusual hair growth on a 100-year-old man's scalp and eyelashes.
January 2025 in “BMC Genomics” Key genes and RNA networks regulate hair growth and follicle density in Rex rabbits.
June 2025 in “Bioinformation” Premature greying of hair in young adults is linked to genetics, lifestyle, and nutrient deficiencies.
264 citations
,
October 1958 in “Archives of Dermatology” A 4-year-old girl has a rare hair condition causing fragile, short hair.
1 citations
,
October 2016 Genetic hair disorders can indicate other hidden health problems.
2 citations
,
January 2018 in “International Journal of Trichology” Two sisters had a rare hair condition without other usual symptoms.
6 citations
,
December 2004 in “Anais Brasileiros de Dermatologia” Some family members had a condition with both loose hair and unique eye changes, possibly indicating a new type of ectodermal dysplasia.