20 citations,
June 2012 in “British Journal of Dermatology” Bleaching hair damages protein structure, especially keratin, leading to weakened hair.
16 citations,
June 2015 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzyme DHHC13 is essential for healthy hair and skin, and its deficiency leads to hair loss and skin problems.
August 1985 in “Proceedings ... annual meeting, Electron Microscopy Society of America/Proceedings, annual meeting, Electron Microscopy Society of America” Hair dye can damage dog hair and cause health issues.
42 citations,
October 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Mutations in the KRT85 gene cause hair and nail problems.
23 citations,
May 2010 in “Surface and interface analysis” Chemical treatments and UV radiation severely damage the lipid layer on hair.
May 2024 in “International Journal of Cosmetic Science” Disulfide bonds are crucial for hair's strength, especially when wet.
135 citations,
October 1997 in “Journal of biological chemistry/The Journal of biological chemistry” Trichohyalin is modified by enzymes to form strong structures in hair cells.
2 citations,
April 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The skin's basement membrane is specially designed to support different types of connections between skin layers and hair follicles.
1 citations,
April 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Climate-related nutritional stress may cause hair loss in juvenile male Guadalupe fur seals.
November 2024 in “Benha Journal of Applied Sciences” Reduced alpha smooth muscle actin may cause hair loss in androgenetic alopecia.
January 2014 in “Pathology” The document concludes that understanding nail anatomy is key for diagnosing nail diseases, early signs of nail melanoma may allow for less aggressive treatment, and specific genetic mutations are important in thyroid cancer prognosis and treatment.
January 2013 in “Springer eBooks” Hair care products are important for appearance and self-esteem, and choosing the right ones can help maintain healthy hair.
43 citations,
December 2013 in “Seminars in Cell & Developmental Biology” Genetic mutations can cause hair growth disorders by affecting key genes and signaling pathways.
13 citations,
March 2019 in “Journal of cosmetic dermatology” Heat damages hair, with Asian hair losing more protein than Caucasian hair.
2 citations,
January 2000 in “Elsevier eBooks” The document explains how hair is studied in forensics to identify its source and its role in criminal investigations.
January 2024 in “Uttar Pradesh journal of zoology” Chemical treatments severely damage hair cuticles, especially in previously treated hair.
September 2020 in “Benha Journal of Applied Sciences” Protein hair straighteners damage the hair more than hair dyes.
193 citations,
January 2015 in “International journal of trichology” Dermatologists need to understand hair products to treat hair and scalp issues better.
66 citations,
September 2005 in “Photochemical & photobiological sciences” We don't fully understand how sunlight damages different types of hair.
37 citations,
March 2014 in “Journal of Trace Elements in Medicine and Biology” Lower hair zinc and copper levels found in Turkish males with hair loss; higher BMI linked to less hair zinc.
36 citations,
August 2011 in “Journal of dermatological science” Human hair has a protective lipid layer that can be damaged by moisture and treatments, affecting hair growth and health.
25 citations,
June 2018 in “Clinical and Experimental Dermatology” Combined microneedling and minoxidil improves hair growth more than minoxidil alone.
17 citations,
July 2014 in “Journal of Ultrasound in Medicine” Abnormal cuticle and hair shaft medulla cause hair loss in androgenetic alopecia; sonography helps diagnose and manage it.
14 citations,
April 2011 in “Cell Proliferation” Scientists can grow human hair follicle stem cells in a lab without changing their nature, which could help treat hair loss.
9 citations,
January 2015 in “Laboratory Animal Research” Laminaria japonica and Cistanche tubulosa extracts combined may effectively promote hair growth.
5 citations,
January 2022 in “PloS one” Deleting the p63 gene in certain cells causes problems in thymus development and severe hair loss in mice.
4 citations,
January 2021 in “Skin appendage disorders” Washing hair daily is better and preferred, with no negative effects.
3 citations,
September 2020 in “Journal of cosmetic dermatology” Coconut oil makes hair stronger and more flexible than mineral oil.
August 2024 in “International Journal of Basic & Clinical Pharmacology” Secretome-based therapies could improve hair growth better than current treatments.
November 2023 in “Food science of animal resources” Lactilactobacillus curvatus LB-P9 taken orally helps hair regrow faster and thicker in mice.