4 citations
,
October 2015 in “JAAD Case Reports” Surgical grafting may fix nail issues caused by valproic acid.
1 citations
,
April 2024 in “The Journal of Dermatology” Untreated epidermolysis bullosa acquisita can cause total hair and nail loss.
February 2026 in “Journal of Clinical Medicine” Minoxidil may help nails grow faster and stronger.
July 2025 in “Journal of Investigative Dermatology” Minoxidil may improve nail growth and appearance.
September 2023 in “Journal of Cosmetic Dermatology” Minoxidil, a hair loss treatment, may help nails grow faster.
January 2015 in “Dermatology online journal” A man with total hair loss also developed a rare nail condition, likely due to autoimmune issues.
January 2014 in “Pathology” The document concludes that understanding nail anatomy is key for diagnosing nail diseases, early signs of nail melanoma may allow for less aggressive treatment, and specific genetic mutations are important in thyroid cancer prognosis and treatment.
124 citations
,
December 1988 in “Differentiation” Trichocytic differentiation starts in cells with epithelial cytokeratins, transitioning to trichocytic cytokeratins in hair and gradually in nails.
58 citations
,
November 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The Foxn1 gene is essential for normal nail and hair development.
22 citations
,
October 2007 in “Journal of Investigative Dermatology” Stem cells in mouse nails are found in the nail matrix and may control nail growth.
13 citations
,
September 1989 in “International Journal of Dermatology” Carbamazepine may cause reversible nail detachment.
11 citations
,
November 2005 in “The Journal of Dermatology” A man's crushed thumb caused unusual horizontal nail ridges on all fingers of one hand.
8 citations
,
January 2023 in “International journal of molecular sciences” Transglutaminase activity is important for skin and is found in both mammals and birds.
3 citations
,
November 2022 in “Frontiers in Medicine” Onychopapilloma likely originates from the nail bed, not the nail matrix.
November 2022 in “Indian Journal of Dermatology/Indian journal of dermatology” Valproic acid can cause dark lines on nails.
175 citations
,
December 1980 in “Archives of Dermatology” Trichothiodystrophy is a condition with brittle hair and various physical and mental issues due to low sulfur in proteins.
2 citations
,
January 2004 in “Sen i Gakkaishi” Human hair and nail proteins are unlikely to cause allergic reactions.
October 2025 in “Journal of the Endocrine Society” Hormone Replacement Therapy improves skin health in postmenopausal women by boosting collagen and hydration.
Patients with graft-versus-host disease often have nail changes related to the nail matrix, with severity not linked to skin condition.
55 citations
,
February 2013 in “The Anatomical Record” Mouse nails are similar to human nails, making them useful for studying nail diseases.
The nail immune system is similar to hair but different from skin, with fewer immune markers.
60 citations
,
December 2003 in “Journal of Investigative Dermatology” K6hf is found in specific parts of hair follicles, nails, and tongue, and is linked to hair growth and structure.
13 citations
,
June 2010 in “Journal of The American Academy of Dermatology” A man with Cronkhite-Canada syndrome had all 20 nails detach but improved with treatment.
39 citations
,
February 2011 in “American Journal of Dermatopathology” Onychomatricoma is a unique nail tumor that mimics the entire nail unit and is not related to other hair-related tumors.
88 citations
,
June 2000 in “Journal of Investigative Dermatology” Keratin 17 is important for hair and nail structure and affects pachyonychia congenita symptoms.
14 citations
,
October 2002 in “Journal of cutaneous pathology” MAP-2 is crucial for the structure of hair follicles and nails.
11 citations
,
October 1980 in “Archives of Dermatology” Beau's lines and hair loss in a patient were linked to severe stress on the body.
19 citations
,
April 1999 in “British Journal of Dermatology” Keratin 2e shows a unique pattern in developing fetal skin, different from other keratins.
1 citations
,
January 2013 in “Journal of Investigative Dermatology” The document concludes that stem cells and their environments are crucial for skin and hair health and have potential for medical treatments.
January 2006 in “Elsevier eBooks” Most vertebrates can regenerate skin, nails, and corneas, but only some can regenerate teeth and lenses.