3 citations
,
December 2014 in “Aesthetic dermatology” Radiofrequency is effective for noninvasive wrinkle treatments and body contouring.
49 citations
,
June 2004 in “Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences” Human hair becomes weaker and stretches more easily at higher temperatures.
The method effectively measures hair elasticity and could be useful in forensics.
January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
28 citations
,
February 2010 in “Experimental Dermatology” The frizzy mouse and hairless rat mutations are due to changes in the Prss8 gene.
The new method provides more accurate vibrational frequencies for drug molecules than traditional models.
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.
18 citations
,
January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
July 2025 in “Communications Biology” Rat vibrissae structure relates to their sensory function.
4 citations
,
January 2015 in “Sen'i Gakkaishi” Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.
6 citations
,
March 1996 in “Journal of Investigative Dermatology” 21 citations
,
November 2020 in “European Journal of Pharmaceutics and Biopharmaceutics” Low-frequency skin massage helps nanoparticles penetrate hair follicles better.
65 citations
,
May 2006 in “Journal of Structural Biology” Hair curliness is due to uneven distribution of different cortices within the hair fiber.
11 citations
,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
October 2012 in “한국미용학회지” For best curls and hair health, use keratin and ceramide after rinsing, or skip rinsing for stable curls.
52 citations
,
November 2006 in “International Journal of Cosmetic Science” Different types of wrinkles need specific treatments.
9 citations
,
July 2014 in “Skin research and technology” Stretching damages Caucasian hair's structure more easily than Asian hair.
August 2015 in “Han'gug dongmul jawon gwahag hoeji/Han-guk dongmul jawon gwahak hoeji/Journal of animal science and technology” TRα and CRABPII genes change their activity levels during goat fetal skin development.
7 citations
,
October 2019 in “Frontiers in bioengineering and biotechnology” Fusion proteins can protect hair from heat damage.
2 citations
,
September 2010 in “Journal of the Korea Academia-Industrial cooperation Society” Using 2% collagen in perms reduces hair damage while keeping curls.
13 citations
,
May 2016 in “International journal of biological macromolecules” Keratin's mechanical properties are influenced by hydrogen bonds and secondary structure, and can be improved with the SPD-2 peptide.
1 citations
,
December 2014 in “Journal of the Society of Cosmetic Scientists of Korea” CRF can cause hair loss, but blocking its receptors might prevent this.
October 2024 in “Cosmetics” Electric stimulation at 448 kHz can promote hair growth by enhancing cell activity in hair follicles.
108 citations
,
January 2003 in “Journal of Cosmetic Dermatology” Wrinkles form due to structural skin changes and vary in type and treatment response.
3 citations
,
August 2008 in “PubMed” Repeated digital perming with sodium thioglycolate lotion significantly damages hair protein and structure.
29 citations
,
August 2005 in “Biopolymers” L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
12 citations
,
July 2015 in “British journal of dermatology/British journal of dermatology, Supplement” Curly hair breaks due to mechanical damage and environmental factors, not chemical makeup, and needs ongoing care to prevent breakage.
9 citations
,
March 2005 in “International Journal of Cosmetic Science” The torsional method effectively evaluates hair damage and the performance of hair care ingredients.
May 2025 in “Experimental Dermatology” A new genetic tool improves the study of hair growth and potential hair disorder treatments.