November 2021 in “Clinical, cosmetic and investigational dermatology” An elderly woman with cancer improved after treatment for a rare skin condition with coiled hairs.
6 citations
,
March 1996 in “Journal of Investigative Dermatology” March 2025 in “Multidisciplinary Science Journal” Sonic hedgehog (Shh) is crucial for gecko tail regeneration.
5 citations
,
September 2006 in “Natural medicines/Journal of natural medicines” Microscopic hair features can identify different Cauda Cervi species.
10 citations
,
January 1925 in “Archives of Dermatology” Trichostasis spinulosa is a rare skin condition with hair-filled plugs in hair follicles.
10 citations
,
November 2013 in “Biochemistry and Molecular Biology Education” Keratins are crucial proteins for hair and nails, with a structure that helps teach protein principles.
July 2024 in “Journal of Investigative Dermatology” Cell movements and forces shape feather growth in chicken skin.
October 2023 in “Indian dermatology online journal” The young woman has a benign, hereditary skin condition with no signs of a more serious syndrome.
207 citations
,
September 1973 in “Entomologia Experimentalis et Applicata” B-type hairs on female butterfly legs help them choose where to lay eggs.
January 2026 in “Indian Journal of Dermatopathology and Diagnostic Dermatology” Corkscrew hairs can help diagnose trichotillomania.
5 citations
,
January 2022 in “Scientific reports” The research identified two types of keratinocytes in chicken scales: one for hard scales and another for soft skin, with similarities to human skin differentiation.
29 citations
,
November 2011 in “Veterinary pathology” The study found that mouse sweat glands develop before birth, mature after birth, and have specific keratin patterns.
8 citations
,
July 2004 in “Journal of morphology” Marsupial hair structure and keratin distribution are similar to placental mammals.
38 citations
,
November 2018 in “Scientific Reports” Bird scales evolved from feathers, not reptile scales.
73 citations
,
January 2016 in “International review of cell and molecular biology” Cornification evolved from keratinization in vertebrates, with differences between mammals and sauropsids.
3 citations
,
January 2004 in “Elsevier eBooks” 8 citations
,
June 2017 in “The Journal of Infection in Developing Countries” 11 citations
,
January 1981 in “Cells Tissues Organs” Human hair cuticle has five cell layers with specific junctions and granules.
56 citations
,
February 2012 in “Developmental biology” Sostdc1 controls the size and number of hair and mammary gland structures.
Pangolin scales evolved for protection, hardening with age, due to keratin gene diversification.
19 citations
,
January 2015 in “Development” Hoxc8 gene helps start mammary gland development by controlling specific signals.
14 citations
,
May 1979 in “International Journal of Dermatology” Trichostasis spinulosa mainly affects the nose, with many tiny hairs in one follicle, possibly influenced by hormones and sunlight.
53 citations
,
October 2003 in “Genetics” The mK6irs1/Krt2-6g gene likely causes wavy hair in mice.
7 citations
,
July 2025 in “The Journal of Physiology” C-tactile nerves are sensitive to hair movement.
27 citations
,
July 1997 in “PubMed” The harlequin ichthyosis mouse mutation causes thick skin and early death, resembling a human skin disorder.
21 citations
,
October 2017 in “Cell death and disease” Sesn2 protects inner ear hair cells from damage by regulating certain cell survival pathways.
19 citations
,
February 2016 in “Journal of Biological Chemistry” KCNQ potassium channels help control the sensitivity of touch receptors in the skin.
17 citations
,
April 2021 in “Frontiers in Pharmacology” Activating Nrf2 can help protect against hearing loss.
10 citations
,
May 2025 in “Cell Biomaterials” New technologies help us understand how the body reacts to medical implants, which can improve implant performance.
9 citations
,
July 2007 in “Circulation Research” Defects in certain proteins cause major heart abnormalities during early development.