February 2026 in “International Journal of Biological Macromolecules” Keratin from waste hair and feathers can be sustainably used to create stable emulsions for industrial applications.
May 2024 in “International Journal of Cosmetic Science” Disulfide bonds are crucial for hair's strength, especially when wet.
45 citations
,
December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
28 citations
,
December 1997 in “Journal of Biological Chemistry” A genetic mutation in the hHa1 gene creates a smaller, but still functional, hair protein without causing hair problems.
7 citations
,
January 2018 in “International Journal of Trichology” Taking 5 mg/day finasteride can cause side effects in women with hair loss, but these are usually mild and fade over time, making the treatment beneficial in the long run.
7 citations
,
February 1998 in “Polymer journal” Keratin structure in hair is stable at pH 5-6 but disrupts between pH 6-7.
1 citations
,
November 2020 in “Journal of The American Academy of Dermatology” GSK-36 downregulation with UTMD improves plaque stability in atherosclerosis treatment.
February 2025 in “International Journal of Cosmetic Science” Protein carbonylation is a sensitive marker for oxidative damage in hair, especially from light exposure.
September 2024 in “Journal of the American Academy of Dermatology” Smoking can cause and worsen male pattern hair loss.
January 2024 in “Journal of Cosmetic Dermatology” Smoking increases the risk of male pattern hair loss.
February 2018 in “Medical Hypotheses” Male pattern hair loss may have evolved to promote younger fathers for offspring health and survival, encouraging monogamy and paternal nurturing.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Oxidative dyes damage hair more than semi-permanent dyes, but new technologies help protect hair while coloring.
20 citations
,
December 1999 in “Journal of Investigative Dermatology” Mutations in the hHb6 gene cause the hair disorder monilethrix.
MLO proteins are crucial for root hair growth by regulating calcium and ROS levels.
1 citations
,
June 2014 in “[Thesis]. Manchester, UK: The University of Manchester; 2014.” Chemical modifications can alter hair's stability and flexibility, with hydrophobic interactions helping maintain structure in humid conditions.
November 2025 in “Journal of Investigative Dermatology” CBD can help hair grow by supporting scalp health and reducing inflammation.
January 2017 in “Durham e-Theses (Durham University)” Chemical stressors damage hair structure but the skin's outer layer protects living cells.
15 citations
,
November 2020 in “International Journal of Molecular Sciences” Multi-walled carbon nanotubes can enhance root hair growth in certain plants by affecting nitric oxide and ethylene pathways, but only at specific concentrations.
21 citations
,
January 1995 in “Journal of the American Institute for Conservation” A new method extracts red dyes from wool without damaging it, although it slightly weakens the wool.
4 citations
,
November 2024 in “Scientific Reports” 16-MHA can restore damaged hair's protective barrier and moisture balance.
5 citations
,
March 2012 in “Microscopy Research and Technique” UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
July 2025 in “New Phytologist” MLO proteins help regulate calcium and ROS levels, promoting root hair growth in Arabidopsis.
July 2025 in “Underline Science Inc.” ROS influences the growth and structure of Arabidopsis root hairs.
143 citations
,
September 2008 in “Experimental gerontology” Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.
1 citations
,
October 2023 in “RECIMA21 - Revista Científica Multidisciplinar - ISSN 2675-6218” Alopecia androgenética in women can lower self-esteem and cause mental health issues.
28 citations
,
November 2009 in “Journal of Structural Biology” High flux X-ray beams quickly damage the structure of human hair.
4 citations
,
May 2006 in “médecine/sciences” The hairless gene is crucial for hair health, and its mutations cause hair loss.
2 citations
,
April 2010 in “The Open Dermatology Journal” Corneodesmosin is essential for skin and hair health, and its dysfunction can lead to skin and hair disorders.
January 2008 in “HAL (Le Centre pour la Communication Scientifique Directe)” The mutant HR bmh protein affects hair follicle formation by failing to repress vitamin D receptor activity.
36 citations
,
November 2019 in “Molecular biology and evolution” Cysteine-rich keratins evolved independently in mammals, reptiles, and birds for hard skin structures like hair, claws, and feathers.