79 citations
,
December 1999 in “Mechanisms of Development” Whn is crucial for hair growth in certain areas by controlling a specific gene.
July 2025 in “Journal of Investigative Dermatology” BrdU speeds up hair follicle aging and reduces hair quality.
September 2019 in “Journal of Investigative Dermatology” EGFR and MEK inhibitors reduce PD-L1 in hair follicles, possibly causing inflammation.
309 citations
,
October 2007 in “Biomaterials” Keratin from human hair helps nerves heal faster.
235 citations
,
July 1999 in “Journal of biological chemistry/The Journal of biological chemistry” Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.
116 citations
,
August 2010 in “Nature” Scientists turned rat thymus cells into stem cells that can help repair skin and hair.
101 citations
,
January 2014 in “Journal of Visualized Experiments” The method effectively measures long-term stress levels using hair samples.
85 citations
,
October 2007 in “International Journal of Dermatology” Curly hair shape is due to uneven growth patterns in the hair follicle.
55 citations
,
February 2014 in “Journal of Structural Biology” Human hair has a complex, variable structure with a consistent matrix and double-twist pattern.
47 citations
,
September 2011 in “Acta biomaterialia” Protein composition greatly affects the function of keratin biomaterials.
30 citations
,
September 2018 in “International Journal of Cosmetic Science” Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.
30 citations
,
January 1999 in “Journal of Cutaneous Pathology” Spiny keratoderma may be ectopic hair formation on palms and soles.
25 citations
,
January 2013 in “Colloids and surfaces. B, Biointerfaces” Hair dye colors mainly target melanin granules in black hair.
17 citations
,
August 2018 in “BMC Genomics” The HOXC13 gene affects different hair proteins in cashmere goats in varied ways and is controlled by a feedback loop and other factors.
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.
13 citations
,
January 1993 in “Archives of dermatological research” Human hair follicles can grow and stay healthy for up to 8 days in a lab setting.
10 citations
,
December 2001 in “PubMed” The conclusion is that substances can penetrate hair fibers through multiple pathways, including both the cell membrane complex and the non-keratinous parts.
7 citations
,
November 2000 in “Clinics in Dermatology” Most hair loss in children is caused by a few common conditions and is easy to diagnose, but rare types require careful evaluation.
5 citations
,
May 2022 in “Fashion and Textiles” Hair conditioners with argan oil or camellia oil improve the strength and color of bleached hair.
4 citations
,
July 2020 in “Journal of proteomics” Hair protein composition is similar across different races and shapes.
4 citations
,
January 2020 in “Elsevier eBooks” Natural polymers can protect, repair, and promote hair regrowth.
3 citations
,
May 1985 in “Journal of The American Academy of Dermatology” The book "Dermatology" has useful content but some sections lack detail and accuracy; it's recommended for dermatologists to review before buying.
2 citations
,
March 2018 in “ACS Sustainable Chemistry & Engineering” Heating human hair creates hollow microtubes with smooth surfaces.
2 citations
,
August 1994 in “Archives of dermatology” A 19-month-old boy with a rare hair disorder showed mild improvement with treatment, but his family chose gentle hair care due to limited success.
1 citations
,
March 2022 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Trichoscopy helps tell apart hair loss due to alopecia areata from trichotillomania in eyebrows.
1 citations
,
September 2019 in “Journal of Investigative Dermatology” Human hair matrix cells and dermal papilla fibroblasts can form early hair follicle structures but don't produce hair shafts yet.
1 citations
,
April 2019 in “PubMed” The medulla in Asian scalp hair has a tubular structure that allows ions and large molecules to flow through it.
1 citations
,
January 2018 in “Journal of microscopy and ultrastructure” The method can identify minerals in hair from water, and using coconut oil or conditioner can prevent mineral buildup.
May 2026 in “Journal of Health Sciences and Medicine” Biotinoyl tripeptide-1 nanoparticles effectively protect hair from heat damage.
March 2026 in “Lithuanian University of Health Sciences” Adrenal tumors should be considered in Addison's disease if unusual results appear, with surgery as a solution.