September 2025 in “Animal Bioscience” Key genes and pathways affect wool fiber thickness, improving wool quality.
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.
41 citations
,
April 2009 in “Journal of comparative neurology” P2X3-IR fibers are widespread in rat skin and likely help detect pain.
November 2016 in “Oncology Letters” Milia may come from the outer part of the hair follicle.
Researchers developed a method to identify and measure different animal hair fibers in textiles, successfully distinguishing materials like cashmere from cheaper fibers.
26 citations
,
June 2010 in “Electrophoresis” New techniques helped identify rare wool proteins by reducing dominant ones.
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.
5 citations
,
August 2021 in “Experimental dermatology” Overexpressing Merkel cell virus proteins in human hair follicles can create clusters of cells that resemble Merkel cell cancer.
Genes and metabolites affect cashmere fiber thickness, which can improve cashmere quality.
2 citations
,
August 2019 in “Electronics and Communications in Japan” The device mimics human hair follicles and detects tiny forces and moments with high sensitivity.
The new microneedle system safely delivers finasteride through the skin to treat hair loss.
November 2024 in “Journal of Microscopy” Human hair varies in structure based on curl type, with high curl hair showing the most differences.
30 citations
,
January 1994 in “Micron” Mature hair surfaces are formed by keratinized cells with developed layers, not just modified plasma membranes.
February 2019 in “PubMed” The research found that twisting hair fibers can show changes in stiffness and damage, and help tell apart different hair treatments.
January 2009 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Curved human hair has different structures on each side, which might cause its shape and is similar to wool.
49 citations
,
August 2016 in “Aesthetic Surgery Journal” Micro-needling effectively improves wrinkles, scars, and hair growth, but proper technique and safety are important.
February 2024 in “Medicina” AFM can diagnose hair disorders by revealing detailed hair surface changes.
4 citations
,
March 2024 in “Cells” MiR-23b and miR-133 affect sheep hair growth by targeting specific genes.
2 citations
,
January 1990
January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
36 citations
,
February 1998 in “Journal of Anatomy” Fibre optic confocal imaging can visualize skin layers, blood vessels, and nerves in live mice.
January 2024 in “ACS Biomaterials Science & Engineering” A new method using a microfluidic device can prepare hair follicle germs efficiently for potential use in hair loss treatments.
32 citations
,
July 2017 in “Molecular diagnosis & therapy” MicroRNA-21 could help diagnose and treat skin fibrosis.
263 citations
,
February 2011 in “Journal of Controlled Release” Medium-sized particles penetrate hair follicles better than smaller or larger ones, which could improve delivery of skin treatments.
1 citations
,
February 2025 in “Scientific Reports” The method effectively analyzes skin tissue changes, especially in the arrector pili muscle and nerve fibers with hair follicles.
4 citations
,
January 2021 in “Acta Dermato Venereologica” Titanium nanoparticles may trigger frontal fibrosing alopecia, so avoid products with them.
13 citations
,
January 2012 in “International journal of trichology” The study found that hair fragility in Pili annulati may be caused by cavities and damage within the hair shafts.
January 2003 in “Linchuang pifuke zazhi” Melanin granules can be expelled by exocytosis.
1 citations
,
December 2014 in “Scanning” Multiphoton microscopy effectively images rabbit skin structures in detail without staining and shows differences from human skin.
24 citations
,
March 2008 in “Neuroscience Research” Cat paws have complex touch sensors for detailed sensory processing.