52 citations
,
January 2005 in “International journal of experimental pathology” Melatonin may reduce skin damage caused by X-rays in rats.
40 citations
,
April 1999 in “Journal of Histochemistry & Cytochemistry” S100A3 protein is mainly found in specific parts of human hair cells.
33 citations
,
June 1995 in “International journal of legal medicine” Environmental factors can greatly reduce drug levels in hair.
19 citations
,
August 1996 in “British Journal of Dermatology” Alopecia areata affects hair follicle structure, even in non-balding areas.
18 citations
,
November 2010 in “Journal of morphology” Antler velvet hair and body hair of red deer have different structures that help with protection and insulation.
17 citations
,
September 2005 in “International Journal of Dermatology” African hair is more fragile due to its unique shape and internal structure.
14 citations
,
February 2020 in “Scientific reports” Telocytes in the scalp may help with skin regeneration and maintenance.
13 citations
,
February 2019 in “Zoology” Lustre mutant sheep have normal hair structure and proteins but differ in felting properties.
11 citations
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January 1977 in “Archives of dermatological research” Mouse tail skin has different keratinization near hair follicles and scales.
11 citations
,
June 1974 in “Journal of Cutaneous Pathology” Follicular mucinosis causes significant damage to hair follicle cells.
7 citations
,
December 2011 in “Annals of anatomy” Involucrin helps strengthen the inner parts of human hair.
4 citations
,
January 2000 Piedraia hortae fungi dissolve both the outer and inner layers of hair.
3 citations
,
January 1998 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Hair keratins are mainly on macrofibrils in the cortex and in the endocuticle in the cuticle.
2 citations
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January 2010 Tianzhu white yak hair varies in structure and density between fuzz and coarse hair.
2 citations
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December 2013 in “Journal of Cosmetic Dermatology” UV treatment can damage hair, so protection is advised.
2 citations
,
January 2002 in “Zhiwu Yanjiu” Capitate trichomes have more endoplasmic reticulum and vacuoles, while peltate trichomes have more plastids and larger subcuticular spaces.
2 citations
,
June 2001 in “Medical Electron Microscopy” Trichilemmal cysts may form from hair follicle outer root sheath growth.
July 2016 in “Indian journal of science and technology” Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.
47 citations
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April 1978 in “Journal of Cutaneous Pathology” Basal cell epithelioma resembles fetal hair follicles, not adult or fetal skin.
43 citations
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July 1994 in “Journal of Cell Science” Cross-linked proteins help maintain the structure of hair, feathers, and hagfish teeth.
20 citations
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December 2010 in “Journal of Morphology” Lizard claws have hair-like keratins similar to those in mammals.
9 citations
,
February 2016 in “Anatomical Science International” Hair proteins change location and structure as hair cells mature.
6 citations
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January 1997 in “Medical Mycology” The fungus Piedraia hortae damages hair by slowly breaking down its layers, leading to long-lasting infection.
3 citations
,
June 2022 in “Journal of the European Academy of Dermatology and Venereology” COVID-19 may cause early hair loss by infecting hair follicles.
2 citations
,
June 2013 in “Journal of Clinical Pathology” The LMNA mutation affects skin structure even in asymptomatic carriers.
1 citations
,
January 1993 in “Skin Pharmacology and Physiology” Hair growth drugs and epidermal growth factor do not change the calcium binding site gradient in hair follicles.
January 1997 in “Han-guk hyeonmigyeong hakoeji/Applied microscopy” The hair follicle's connection to connective tissue is weaker than the skin's.
44 citations
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October 1990 in “Archives of Dermatological Research” The connective tissue around hair follicles changes structure throughout the hair cycle.
40 citations
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February 2002 in “International Journal of Dermatology” Permanent hair dye damages hair but it mostly recovers after 8 weeks; using certain hair care products can help repair it.
28 citations
,
November 2018 in “Journal of structural biology” Different populations have distinct hair structures related to their ancestry.