106 citations
,
February 2014 in “eLife” Lanceolate complexes in mouse hair follicles are essential for touch and depend on specific cells for maintenance and regeneration.
4 citations
,
June 2023 in “Journal of developmental biology” The skin systems of jawed vertebrates evolved diverse appendages like hair and scales from a common structure over 420 million years ago.
A 5-year-old girl has sparse, dry, and brittle hair but is otherwise healthy.
49 citations
,
July 2006 in “British Journal of Dermatology” Calcifying epithelioma cells can differentiate into hair cortex and outer root sheath.
36 citations
,
September 1996 in “PubMed” DP and DS cells are different from DF cells in structure and function.
May 2020 in “International Journal of Dermatology and Venereology” Calcified epidermal cysts are rare, hard skin nodules that are best treated with surgical removal.
Trichohyalin, a protein from pig tongue, was purified and found to have a filamentous structure.
IRS-specific genes in Tan sheep hair follicles peak at birth and may affect wool crimp.
2 citations
,
January 1989 in “The Nishinihon Journal of Dermatology” Seborrheic keratosis likely originates from the upper regions of hair follicles.
18 citations
,
May 2023 in “Science Advances” Activating the sonic hedgehog pathway in chicken embryos can permanently change scales to feathers.
4 citations
,
November 2016 in “The Journal of Dermatology” Pili torti hair is fragile due to loose keratin filaments and weak disulfide bonds.
29 citations
,
October 2004 in “Differentiation” Multiple mouse desmoglein 1 isoforms have distinct roles in skin and hair development.
88 citations
,
March 2004 in “Journal of Investigative Dermatology” 13 citations
,
August 1999 in “Journal of Investigative Dermatology” Bikunin is found on the cell boundaries of certain skin layers and may help regulate skin and hair functions.
92 citations
,
April 2009 in “Journal of Investigative Dermatology” The Celsr1 gene is crucial for normal hair patterning in mice.
April 1996 in “Journal of Dermatological Science” 2 citations
,
January 2018 in “Indian dermatology online journal” A homeopathic antidandruff shampoo caused severe hair matting in a girl.
19 citations
,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
1 citations
,
January 1992 in “DNA sequence” Researchers found a non-functional sheep keratin gene due to mutations.
21 citations
,
December 1994 in “British Journal of Dermatology” Sheep dermal papillae can help form hair follicles in skin models.
27 citations
,
May 2004 in “Journal of Investigative Dermatology”
January 2024 in “Más dermatología” "Antiaging capilar" aims to restore youthful hair appearance by addressing age-related changes.
November 2014 in “ACTUALIDAD MEDICA” Ultrasonography can help diagnose and monitor hair loss conditions.
February 2014 in “Medicine - Programa De Formación Médica Continuada Acreditado” The document concludes that non-scarring alopecias can be reversed, but scarring alopecias cause permanent hair loss.
62 citations
,
June 1993 in “Archives of Dermatological Research”
April 2023 in “Journal of Investigative Dermatology” Muscle around hair follicles controls hair loss by releasing a signal that causes cell death.
5 citations
,
October 2020 in “Experimental dermatology” A specific type of skin cell creates an opening for hair to grow out, and problems with this process can lead to skin conditions.
14 citations
,
February 2011 in “Experimental dermatology” A protein called COMP is part of the connective tissue in normal human hair follicles and may be important for hair health.
26 citations
,
December 1990 in “Journal of Biological Chemistry” Two specific genes are more active during hair growth in mice.
1 citations
,
January 2015 in “China Animal Husbandry & Veterinary Medicine” Four keratin genes are crucial for hair growth in Xinji fine wool sheep.