6 citations
,
August 2012 in “The Journal of Pediatrics” A 12-year-old girl was diagnosed with monilethrix, a genetic condition causing fragile, beaded hair that breaks easily, with no effective treatment available.
Linalool in personal care products may worsen frontal fibrosing alopecia by damaging hair follicle stem cells and triggering harmful immune responses.
7 citations
,
May 2024 in “Tissue Barriers” The skin's outer layer relies on lipids and proteins to protect against damage.
19 citations
,
February 2015 in “Contact dermatitis” Avoiding certain fragrances improved the man's skin condition.
4 citations
,
October 2008 in “International Journal of Dermatology” A toddler's chronic finger ulcer was successfully treated after removing a hair causing hair-thread tourniquet syndrome.
72 citations
,
July 2003 in “Journal of cosmetic dermatology” Frequent hair coloring and styling can damage hair and cause breakage or loss.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Damaged hair follicle stem cells may leave the skin to help maintain youthfulness.
87 citations
,
September 2012 in “Journal of Cell Science” Keratins are crucial for tissue strength, and mutations in keratin genes can lead to various diseases, highlighting the need for targeted therapies.
1 citations
,
March 2005 in “International Journal of Cosmetic Science” Twisting hair weakens it, but strength can be recovered at low twist levels.
January 2016 in “SpringerBriefs in bioengineering” Genetic defects and UV radiation cause skin damage and aging.
10 citations
,
January 1925 in “Archives of Dermatology” Trichostasis spinulosa is a rare skin condition with hair-filled plugs in hair follicles.
134 citations
,
January 2011 in “Development” Adam10 enzyme is crucial for healthy skin and proper Notch signaling.
March 2026 in “Indian Journal of Dermatopathology and Diagnostic Dermatology” Corkscrew hairs can help diagnose trichotillomania.
53 citations
,
March 2006 in “Biopolymers” TTD hair is brittle due to fewer sulfur amino acids and unstable disulfide bonds.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Not having enough cystatin M/E protein causes less hair growth and dry skin.
29 citations
,
August 2005 in “Biopolymers” L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
July 2011 in “Microscopy and microanalysis” Human hair's structure makes it tough and resistant to breaking.
January 1994 in “Journal of the society of cosmetic chemists” 2 citations
,
June 2010 in “Medicina de Familia SEMERGEN” The girl's "dandruff" was actually harmless hair casts, not a hygiene issue.
2 citations
,
July 2019 in “Cosmetics” Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
1 citations
,
July 2021 in “IntechOpen eBooks” Environmental factors can cause mutations in skin proteins, leading to skin disorders.
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.
7 citations
,
May 1988 in “International Journal of Dermatology” The patient's hair has unique structural differences with alternating bright and dark bands.
May 2020 in “JOJ Dermatology & Cosmetics” A rare skin condition usually on the face was found on a man's heel.
January 2018 in “Surgical and Cosmetic Dermatology” The document's conclusion cannot be provided because the text is not in a processable format.
33 citations
,
October 2014 in “Veterinary Dermatology” Epidermolysis bullosa is a genetic disease causing fragile skin and blisters in both animals and humans.
15 citations
,
December 2013 in “Clinical Cosmetic and Investigational Dermatology” MAGP-1 decreases with age, leading to weaker, sagging skin.
December 2024 in “Journal of General-Procedural Dermatology & Venereology Indonesia” Coix seed extract helped resolve onycholysis in an elderly woman.
18 citations
,
September 1994 in “Clinical and Experimental Dermatology” Localized trichorrhexis nodosa is a hair condition where hair becomes fragile and breaks easily due to damage.
87 citations
,
July 2009 in “Journal of Cell Science” Deleting the CDSN gene causes severe skin and hair problems, leading to death.