April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Removing Sprouty genes in mice causes various hormone-related issues but does not increase cancer risk by one year of age.
January 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” The gene Ascl4 is not necessary for the development of hair, teeth, or mammary glands.
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” The mesenchyme can start hair growth, but the exact signal that causes this is still unknown.
A 12-year-old girl in Saudi Arabia with Focal dermal hypoplasia showed skin and dental symptoms, highlighting the condition's variability and the need for personalized treatment.
February 2022 in “Research Square (Research Square)” Key genes influencing sheep hair follicle development were identified, aiding wool breeding and understanding human hair conditions.
9 citations
,
January 1975 in “PubMed” Nude mice are hairless due to a shared defect affecting both skin and thymus, not just thymic issues.
2 citations
,
January 2014 in “Indian dermatology online journal” A person was born with both a rare hairless condition and a type of birthmark, which is an uncommon combination.
November 2020 in “International journal of contemporary pediatrics” Two siblings had a rare immune disorder caused by a FOXN1 gene mutation.
9 citations
,
April 1985 in “Archives of Dermatology” Recognizing the "bamboo hair defect" is crucial for diagnosing Netherton's syndrome.
January 2017 in “European Journal of Dermatology” Excessive facial hair growth can indicate an underlying cancer.
4 citations
,
January 2016 in “The Turkish Journal of Pediatrics” A 5-year-old girl got a rare case of extra hair growth on her arm after a henna tattoo.
March 2026 in “Dermatopathology” A rare skin tumor with extra hair growth was found and safely removed from a 27-year-old woman.
January 2008 in “Durham e-Theses (Durham University)” Hair follicle stem cells are similar to mesenchymal stem cells and can become neural-like cells under certain conditions.
4 citations
,
March 1999 in “International Journal of STD & AIDS” Netherton's syndrome can cause frequent bacterial infections beyond just skin issues.
24 citations
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October 2007 in “Clinical and experimental dermatology” Surgical excision with natural healing effectively treats acne keloidalis nuchae without recurrence.
June 2023 in “Dermatopathology” A woman had a unique skin growth with hair follicle, oil glands, fat cells, spindle cells, and nerve fibers.
2 citations
,
June 2012 in “American Journal of Dermatopathology” A rare neck cyst in a 47-year-old man showed diverse skin cell types and was not linked to HPV.
32 citations
,
January 2017 in “Orphanet journal of rare diseases” FOXN1 gene mutations cause a rare, severe immune disease treatable with cell or tissue transplants.
5 citations
,
March 1981 in “PubMed” A girl grew extra hair in areas where she had insect bites.
October 1991 in “Archives of Dermatology” The woman has a skin condition involving nodules, scars, and hair loss.
3 citations
,
June 2002 in “PubMed” Two sisters with Netherton's syndrome had skin and hair issues, needing special diet and ointments.
6 citations
,
January 1997 in “Pediatric dermatology” The case suggests a possible link between severe acne and certain bone deformities.
69 citations
,
August 1999 in “Developmental biology” The nude gene causes skin cell overgrowth and improper development, leading to hair and urinary issues.
72 citations
,
November 2000 in “Archives of Dermatology” Excision with primary closure is an excellent treatment for extensive acne keloidalis nuchae.
January 2006 in “International water power & dam construction” Nevus comedonicus can appear later in life and affect both eyelids.
November 2018 in “Journal of dermatology & cosmetology” The document reports the first case of a rare skin condition in Colombia, the 19th case worldwide.
June 2021 in “The Journal of Family Practice” A 69-year-old woman has a fast-growing hand lesion that didn't improve with salicylic acid.
May 2020 in “International journal of dermatology and venereology” Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.