113 citations
,
June 2015 in “Stem Cell Research & Therapy” Wnt and Notch signaling help wound healing by promoting cell growth and regulating cell differentiation.
21 citations
,
November 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Telogen is an active phase with important biological processes, not a resting phase.
11 citations
,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
3 citations
,
March 2024 in “iScience” Long-lived proteins may predict age-related diseases.
March 2026 in “International Journal of Cosmetic Science” Pal-KCV peptide strengthens hair and reduces breakage by up to 52%.
December 2023 in “The journal of physical chemistry. B (1997 : Online)” Human hair keratin might be good for filtering out harmful substances from water.
September 2023 in “Journal of microbiology and biotechnology” A type of collagen helps hair grow by boosting cell growth and activating a specific hair growth pathway.
38 citations
,
December 2006 in “Journal of Investigative Dermatology” Keratin patterns in hair follicles help understand hair growth and potential hair and nail disorders.
4 citations
,
January 2019 in “International journal of molecular sciences” Genetically modified sheep with more β-catenin grew more wool without changing the wool's length or thickness.
39 citations
,
January 2015 in “International journal for parasitology/International Journal for Parasitology” Epidermal keratinocytes start wound healing and inflammation after schistosome infection.
25 citations
,
November 2012 in “Thermochimica Acta” Internal lipids in keratin fibers, like wool and hair, reduce water absorption and release.
25 citations
,
May 1994 in “Journal of Investigative Dermatology” Researchers found a new gene, hacl-1, that is active in mouse hair follicles during hair growth and may be important for hair biology.
14 citations
,
September 2019 in “Forensic Science International Genetics” Hair keratin proteins can be reliably identified in hair as short as 0.12 cm, with 0.5 to 2 cm being the best length for analysis.
14 citations
,
March 2015 in “Stem Cell Research & Therapy” ABCG2 protein marks stem-like skin cells in human epidermis.
5 citations
,
February 2022 in “Seminars in cell & developmental biology” Recent findings suggest that genetic factors, immune system issues, and skin cell defects might contribute to the development of hidradenitis suppurativa.
June 2025 in “International Journal of Cosmetic Science” Keratin-encapsulated liposomes effectively repair and protect UV-damaged hair.
January 2007 in “Sen'i Gakkaishi” Mf-rich hair degrades more than Ma-rich hair, especially with Proteinase K.
December 1991 in “Annals of the New York Academy of Sciences” Keratin proteins are crucial for hair structure and strength.
19 citations
,
December 2015 in “Journal of Investigative Dermatology” The protein p53 directly reduces the production of Keratin 17, a skin and hair protein, in rats with radiation dermatitis.
15 citations
,
January 2012 in “Journal of Veterinary Science” Different dog breeds have varying skin thickness and protein expression in their skin.
40 citations
,
May 2005 in “Journal of Cell Science” Truncated LTBP-1 disrupts TGF-β signaling, affecting hair growth.
25 citations
,
September 2018 in “Molecular Biology of the Cell” Blocking Wnt/β-catenin signaling with EGF receptor is necessary for proper hair growth.
19 citations
,
January 2015 in “Current problems in dermatology” Ultraviolet rays damage hair, smoking may cause hair loss, and good nutrition is important for hair health, but genetics mainly decide hair thickness.
17 citations
,
August 2018 in “BMC Genomics” The HOXC13 gene affects different hair proteins in cashmere goats in varied ways and is controlled by a feedback loop and other factors.
13 citations
,
March 2019 in “Journal of cosmetic dermatology” Heat damages hair, with Asian hair losing more protein than Caucasian hair.
January 2017 in “Clinical approaches and procedures in cosmetic dermatology” Cosmetic procedures can harm hair, but damage can be minimized with knowledge and care; however, once hair is damaged, it cannot be reliably repaired.
January 2015 in “Journal of Nutrition and Health” Fish oil improves hair growth in diabetic and high-cholesterol rats.
115 citations
,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
9 citations
,
January 1989 in “Sen'i Gakkaishi” Wool and hair fibers absorb moisture similarly due to their keratin structure, with the amount of non-crystalline areas affecting the moisture uptake.
112 citations
,
September 2021 in “BMC Biology” Key genes and factors crucial for hair follicle development and wool traits in Merino sheep were identified.