5 citations
,
January 2006 in “Indian Journal of Dermatology, Venereology and Leprology” Synthetic hairs are not recommended for use.
5 citations
,
March 2001 in “Journal of biomechanics” Growing hairs are easier to pull out than resting hairs due to different anchorage strengths.
97 citations
,
March 2010 in “The American Journal of Human Genetics” A mutation in the KRT74 gene causes tightly curled hair.
December 2025 in “IP Indian Journal of Clinical and Experimental Dermatology” 2 citations
,
March 2024 in “Pediatric Dermatology” Two siblings have a rare hair condition caused by a new genetic variant.
15 citations
,
December 1972 in “Journal of Investigative Dermatology” 10 citations
,
June 2019 in “Cosmetics” Mixed-race individuals have hair with varied shapes and more root damage.
Recognizing bamboo hair helps diagnose Netherton’s syndrome.
25 citations
,
October 1962 in “Journal of Ultrastructure Research” The hair follicle structure is more complex than thought, with new findings on protein formation.
November 2024 in “Journal of Microscopy” Human hair varies in structure based on curl type, with high curl hair showing the most differences.
20 citations
,
July 2005 in “Experimental dermatology” The fuzzy gene is crucial for controlling hair growth cycles.
108 citations
,
March 2011 in “Archives of Dermatology” Corkscrew hair may be a new sign for quickly diagnosing scalp fungus in black children.
15 citations
,
January 2011 in “International journal of trichology” Using a hot iron on wet hair can cause dry, brittle hair with air bubbles inside.
6 citations
,
June 1981 in “PubMed” Whisker hair in young people might predict severe future hair loss.
29 citations
,
July 2015 in “Journal of Medical Genetics” A genetic variant in the KRT25 gene causes tightly curled hair.
4 citations
,
January 2015 in “Sen'i Gakkaishi” Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.
December 2023 in “Data in Brief” Curly hair's strength and flexibility vary with moisture and temperature.
March 1983 in “The Journal of the American Dental Association” September 1989 in “PubMed” The method allows detailed observation of hair tissue structures.
42 citations
,
September 1985 in “British Journal of Dermatology” Trichothiodystrophy causes abnormal protein deposits and distortion in hair follicles.
2 citations
,
February 2021 in “FEBS open bio” Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.
7 citations
,
May 1988 in “International Journal of Dermatology” The patient's hair has unique structural differences with alternating bright and dark bands.
19 citations
,
July 2004 in “Australasian Journal of Dermatology” Her hair grew back normally after she stopped rubbing it.
8 citations
,
July 2004 in “Journal of morphology” Marsupial hair structure and keratin distribution are similar to placental mammals.
Hair feels different when touched and rubs together in various ways.
January 2008 in “American journal of clinical dermatology” September 2021 in “CRC Press eBooks” Traumatic alopecia causes hair loss from pulling or rubbing, leading to broken hairs and changes in the scalp.
10 citations
,
January 1925 in “Archives of Dermatology” Trichostasis spinulosa is a rare skin condition with hair-filled plugs in hair follicles.
Curly wool has more orthocortex than straight wool.
27 citations
,
March 2018 in “Journal of Experimental Biology” Wool fibre curvature is due to longer orthocortical cells compared to paracortical cells.