January 2005 in “Journal of Zhejiang University(Sciences Edition)” Yuyi hairless mice lose hair after birth, develop thick, loose skin with folds, and show disorganized skin structure as they age.
47 citations
,
November 2012 in “Wound repair and regeneration” Nude mice with grafted human skin developed scars similar to human hypertrophic scars.
4 citations
,
December 2017 in “International Journal of Biomedicine” Fibroblast transplantation improves wound healing, with dermal equivalents slightly enhancing skin regeneration.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
63 citations
,
August 1996 in “Forensic Science International” Cosmetic treatments like bleaching and perming can greatly reduce opiate levels in hair, possibly leading to false-negative drug tests.
42 citations
,
April 2008 in “Acta materialia” Different ethnicities and treatments affect human hair strength and structure.
Researchers developed a method to identify and measure different animal hair fibers in textiles, successfully distinguishing materials like cashmere from cheaper fibers.
December 2023 in “Materials Today Sustainability” Scientists made glow-in-the-dark dots from human hair that can detect iron, prevent counterfeiting, and reveal fingerprints.
98 citations
,
June 2008 in “Human mutation” A genetic change in the EDAR gene causes the unique hair traits found in East Asians.
May 2026 in “International Journal of Cosmetic Science” Ozonated water damages hair structure and proteins.
104 citations
,
October 2016 in “PLoS ONE” CRISPR/Cas9 gene editing in cashmere goats increases hair follicles and fiber length, boosting cashmere yield.
4 citations
,
January 2007 in “Sen'i Gakkaishi” Permed hair degrades faster and shows more damage after protease treatment compared to untreated hair.
33 citations
,
June 1995 in “International journal of legal medicine” Environmental factors can greatly reduce drug levels in hair.
81 citations
,
December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
2 citations
,
February 2016 in “Journal of sol-gel science and technology” A small molecule can strengthen fine hair, making it more resistant and natural-feeling.
4 citations
,
March 2016 in “Small ruminant research” Vicuña wool's quality is due to a high density of fine secondary hair follicles, and their skin glands may be used for communication.
1 citations
,
January 2021 in “SSRN Electronic Journal” Transplanted hair follicles can improve and remodel mature scars.
1 citations
,
January 2007 in “AIP conference proceedings” High-resolution x-ray images showed three main structures in human hair: medulla, cortex, and cuticle.
September 1989 in “PubMed” The method allows detailed observation of hair tissue structures.
10 citations
,
January 2011 in “Journal of biomedical optics” OCT is a reliable, noninvasive way to measure hair thickness.
11 citations
,
January 2005 in “Brazilian Journal of Medical and Biological Research” Hairless USP mice have enlarged skin cysts as they age.
4 citations
,
October 2017 in “Advances in tissue engineering & regenerative medicine” Researchers created a potential skin substitute using a biodegradable mat that supports skin cell growth and layer formation.
4 citations
,
September 2003 in “Livestock Production Science” Epidermal growth factor reduces hair growth, but cortisol does not.
January 2015 in “Chinese Veterinary Science” Recognizing ultrastructures of cashmere goat hair follicles helps identify and locate follicle layers.
3 citations
,
August 2020 in “Animals” Researchers found a way to grow cashmere goat hair cells in a lab and discovered that certain conditions improve these cells' growth and characteristics.
January 2000 in “Zhongguo yixue wulixue zazhi” Different human hair keratin types have unique structures that affect how they dissolve and can be used to create self-tendons.
3 citations
,
August 2012 in “Annals of Diagnostic Pathology” AIDS may cause changes in the scalp that increase infection risk and hair loss.
3 citations
,
August 2018 in “Deleted Journal” Guasha changed rat skin appearance and blood vessels temporarily without affecting certain nerve proteins or fiber structure.
1 citations
,
July 2011 in “The Egyptian Journal of Anatomy” Both TCA and GA peels effectively improved skin thickness and collagen without significant differences.
MSC-CM improved aged skin in mice.