21 citations
,
January 2006 in “Hormone Research in Paediatrics” A mutation in the VDR gene affects hair cycling without needing ligand binding.
12 citations
,
December 2003 in “Gene” The ovine Hoxc-13 gene is crucial for hair formation and may have other skin functions.
11 citations
,
January 2020 in “BMC pediatrics” New mutations in the SLC39A4 gene found in twins help understand the genetic cause of acrodermatitis enteropathica.
January 2024 in “Authorea (Authorea)” STK11 gene polymorphism does not predict metformin response in PCOS.
June 2022 in “Biomedical reports” STK11 gene variations do not predict how well metformin will work for PCOS, but may affect hair loss and excess hair growth.
1 citations
,
January 1987 in “Journal of Society of Cosmetic Chemists of Japan” The method accurately measures hair damage and strength, revealing effects of cosmetics and metal correlations.
1 citations
,
January 2010 The washing machine cylinder can crack at 15 kg and 2400 rpm, which is higher than normal use.
9 citations
,
March 2005 in “International Journal of Cosmetic Science” The torsional method effectively evaluates hair damage and the performance of hair care ingredients.
4 citations
,
March 2015 in “Skin Research and Technology” Trichotillometry is a reliable method to measure hair strength and assess hair loss treatments.
December 2023 in “Data in Brief” Curly hair's strength and flexibility vary with moisture and temperature.
January 2025 in “SSRN Electronic Journal”
9 citations
,
January 2011 in “Skin Research and Technology” The new automatic tool accurately measures hair thickness and is reliable.
July 2025 in “International Journal of Cosmetic Science” A new 6-point scale reliably measures heat damage to hair from styling tools.
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.
1 citations
,
March 2010 in “International Journal of Cosmetic Science” The Aqualon SLT device measures hair stiffness and slipperiness to evaluate hair treatments.
81 citations
,
December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
8 citations
,
July 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Curly hair is mechanically different from straight hair and may need new testing methods.
13 citations
,
January 2012 in “Dermatologic surgery” The trichometer is a quick and reliable tool for measuring hair quantity.
2 citations
,
December 2010 in “PubMed” The new stiffness test works well for gels but not for sprays.
January 2009 in “Chinese journal of Clinical Medicine” December 2000 in “日本組織細胞化学会総会プログラムおよび抄録集”
1 citations
,
March 2005 in “International Journal of Cosmetic Science” Twisting hair weakens it, but strength can be recovered at low twist levels.
4 citations
,
August 2018 in “Journal of Cosmetic Dermatology” Wound tension after hair transplant surgery increases with strip size and is higher on the sides, affecting scarring.
7 citations
,
May 1979 in “Medical & biological engineering & computing” The trichometer accurately measures hair growth and is easy to use.
2 citations
,
July 2008 in “Dermatologic Surgery” The Cross-section Trichometer is a promising tool for measuring hair characteristics without cutting the hair and may have various clinical uses.
2 citations
,
January 2002 in “PubMed” The new test shows how hair treatments affect hair's bending stiffness by swinging a pendulum through hair fibers.
June 2010 in “DR-NTU (Nanyang Technological University)” Hair coloring and chlorine change hair strength differently.
Stretching-setting treatment works for wool and human hair using specific equipment and methods.
36 citations
,
November 2005 in “Forensic Science International” BioPlex-11 improves DNA profiling from telogen hair roots in forensic work.
Different treatments change the strength and flexibility of human hair.