Water and fatty acids affect hair's surface differently based on hair damage, and models can help understand hair-cosmetic interactions.
January 2019 in “Journal of Entomology and Zoology Studies” Ruminant goats have larger and more defined hair follicles than younger goats.
September 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Scientists successfully created fully functional hair follicles using bioengineering methods and stem cells.
August 2003 in “International Journal of Cosmetic Surgery and Aesthetic Dermatology” Fiber implants effectively treat permanent hair loss with few complications.
81 citations
,
December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
63 citations
,
February 2017 in “ACS biomaterials science & engineering” Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.
36 citations
,
August 2012 in “Dermatology online journal” Using wigs, hairpieces, and sprays can help people with hair loss feel better about themselves.
33 citations
,
June 1995 in “International journal of legal medicine” Environmental factors can greatly reduce drug levels in hair.
30 citations
,
April 2018 in “Experimental Dermatology” The article concludes that developing in vitro models for human hair structures is important for research and reducing animal testing, but there are challenges like obtaining suitable samples and the models' limitations.
29 citations
,
August 2005 in “Biopolymers” L-cysteine slows down the breaking of bonds in hair due to electrostatic interactions.
23 citations
,
October 2007 in “International journal of cancer” X-ray diffraction of hair might help detect breast cancer non-invasively.
15 citations
,
February 2017 in “International Journal of Women's Dermatology” Hair camouflage offers various options for hair loss, helping reduce psychological impact.
15 citations
,
February 1999 in “The anatomical record” Some mutant mice have hair with abnormal cross-linking, mainly in the cuticle, not affecting other hair parts.
15 citations
,
January 1998 Frequent blow-drying causes cracks and breakage in hair cuticles.
14 citations
,
January 2001 in “Clinical chemistry” Hair can be used to measure cancer-related chemicals noninvasively.
9 citations
,
November 2008 in “Journal of Cosmetic Dermatology” Artificial hair implantation is generally safe and can restore hair when other treatments fail, but some patients may experience side effects.
7 citations
,
November 2006 in “Journal of immunological methods” The method can help diagnose and monitor diabetes by analyzing hair.
7 citations
,
October 2019 in “Frontiers in bioengineering and biotechnology” Fusion proteins can protect hair from heat damage.
7 citations
,
May 2017 in “Journal of The American Academy of Dermatology” Camouflaging agents like hair fibers and wigs significantly improve appearance and self-esteem for most hair loss patients.
7 citations
,
January 2001 in “Comprehensive series in photosciences” UV radiation significantly damages hair, especially with humidity, making it more vulnerable to further damage.
6 citations
,
December 2013 in “Journal of Cosmetic Dermatology” Pigmented concealing powders can improve the look of hair density for people with hair loss but need daily application and may not work well in wet conditions.
6 citations
,
January 2006 in “Journal of dermatological science” Runx1 helps control the KAP5 gene in human hair follicles.
5 citations
,
December 2020 in “International journal of biological macromolecules” Treatments improved hair surface and scale structure but didn't increase certain bonds in the hair cortex.
5 citations
,
September 2017 in “Colloids and surfaces. B, Biointerfaces” Tying a knot can measure hair friction, useful for medical applications.
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.
3 citations
,
December 2018 in “Routledge eBooks” Hair is made of strong keratin fibers that protect against the environment.
3 citations
,
January 2002 in “Springer eBooks” Alkaline hair relaxers damage hair, but cationic and non-ionic polymers can help reduce this damage.
2 citations
,
July 2019 in “Cosmetics” Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
2 citations
,
December 2010 in “PubMed” The new stiffness test works well for gels but not for sprays.
Afro-textured hair needs specialized care due to its unique genetic and structural properties.