39 citations
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February 1990 in “The journal of cell biology/The Journal of cell biology” Trichohyalin, a hair follicle protein, has a part with repeating patterns of 23 amino acids.
February 2026 in “The Plant Journal” ADF8 and ADF11 help root hairs grow by responding to hormones and environmental signals.
46 citations
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November 2007 in “Gene Expression Patterns” Trps1 plays a key role in hair follicle development and cycling.
72 citations
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May 1993 in “The Journal of Cell Biology” Trichohyalin in sheep hair follicles may help with structure and calcium binding.
73 citations
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December 2015 in “Nature Genetics” Mutations in TBX3 cause horses to have more even hair color instead of Dun camouflage.
2 citations
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October 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” Lemur hair color and density vary by environment, supporting theories on primate hair evolution.
25 citations
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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.
6 citations
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November 2004 in “Bioorganic & Medicinal Chemistry Letters” Scientists created iodinated arylhydantoins and arylthiohydantoins that could potentially be used for imaging prostate cancer. Some versions with specific side-chains showed high potential for this use.
June 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” A new hair dye method uses polyphenols and oxidation to create a long-lasting brown color on gray hair.
76 citations
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January 1998 in “Mammalian Genome” 2 citations
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December 1988 in “PubMed” C.I. Acid Orange 3 caused cancer in female rats but not in male rats or mice.
March 2023 in “Reactions Weekly” 18 citations
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January 2023 in “Nano Research” Red OLED therapy significantly boosts hair growth.
April 2017 in “Journal of Dermatological Science” Certain flavonoids can improve the growth of pigmented hair in mice.
July 2025 in “Communications Biology” Rat vibrissae structure relates to their sensory function.
September 2017 in “Journal of Investigative Dermatology” Hair follicle cells change their DNA packaging during growth cycles and when grown in the lab.
69 citations
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January 2002 in “Journal of biomedical optics” Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.
13 citations
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March 2020 in “Frontiers in cell and developmental biology” A substance called TCQA could potentially darken hair by activating certain genes and increasing melanin.
4 citations
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March 2019 in “JAT. Journal of applied toxicology/Journal of applied toxicology” PFOS exposure disrupts hormone levels and enzyme activities in juvenile frogs, affecting males and females differently.
39 citations
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October 2015 in “Case Reports” Some people experience severe, long-lasting side effects from fluoroquinolone antibiotics, leading to the recommendation of limited use and increased awareness of these risks.
8 citations
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July 2002 in “X-Ray Spectrometry” Elemental composition of hair affects its x-ray diffraction patterns.
191 citations
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November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
20 citations
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January 2017 in “Experimental Dermatology” Igf1r helps regulate hair growth cycles.
11 citations
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March 2023 in “Frontiers in Nutrition” Hair analysis can detect small changes in dietary zinc intake.
January 2026 in “Animal Advances” Genes linked to coat color and fiber length in Chinese goats were identified.
3 citations
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June 2002 in “Transgenic Research” Scientists made a mouse that can be made to lose hair and then grow it back.
66 citations
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June 2004 in “Development” FGF signaling is crucial for starting feather development in chicken embryos.
January 1963 in “Stain technology” Ziehl-Neelsen's stain helps identify different parts of hair in sheep and goats.
81 citations
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November 2012 in “Journal of the National Cancer Institute” The tumor suppressor gene FLCN affects mitochondrial function and energy use in cells.
2 citations
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January 1993 Trichohyalin is a versatile protein involved in hair and skin structure.