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February 2011 in “European Journal of Pharmaceutics and Biopharmaceutics” Keratin films from human hair can potentially replace human nail plates for drug testing.
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December 2022 in “Scientific Data” The study maps how genes are regulated during mouse hair growth.
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March 1991 in “PubMed” Naevoid bundle hair is an unusual hair growth pattern where multiple hairs fuse together.
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February 2010 in “Molecular biology reports” KAP7.1 and KAP8.2 genes are crucial for cashmere quality in goats.
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February 2003 in “Biochimica et Biophysica Acta (BBA) - General Subjects” Lead can help reveal and organize lipids in human hair.
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October 2023 in “Philosophical transactions - Royal Society. Biological sciences” Enzymes that change arginine to citrulline are important for skin barrier and hair formation, and their malfunction can lead to skin conditions and hair disorders.
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January 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” PrrH sRNA controls pyochelin gene expression in Pseudomonas aeruginosa based on heme levels.
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June 2006 in “Journal of Investigative Dermatology” Beard and scalp hair cells have different gene expressions, which may affect beard growth characteristics.
July 2025 in “Indian Journal of Forensic Medicine & Toxicology” DNA phenotyping can predict physical traits like eye, hair, and skin color, improving forensic investigations.
March 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Beard hair medulla cells have a unique and varied keratin pattern.
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July 2017 in “Microscopy and Microanalysis” Iron oxide nanoparticles mainly enter the skin through hair follicles and sebocytes, not the dermis.
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February 2004 in “Genomics” A gene mutation causes lanceolate hair in rats by disrupting hair shaft integrity.
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March 2017 in “Roczniki Naukowe Polskiego Towarzystwa Zootechnicznego” Domestic cat hair varies in thickness and length, with guard hairs being longest and thickest, and all hair types mainly contain keratin.
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December 2020 in “Frontiers in cell and developmental biology” miR-140-5p in certain cell vesicles helps hair growth by boosting cell proliferation.
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September 1988 in “PubMed” Hair follicle shape determines hair type: curly, straight, or in-between.
Giant axonal neuropathy changes the structure of keratin in human hair, making it stiffer and stronger.
February 2026 in “The Plant Journal” ADF8 and ADF11 help root hairs grow by responding to hormones and environmental signals.
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July 2007 in “Journal of Experimental Botany” Root hairs help barley grow better in zinc-deficient soil.
April 2024 in “Applied biological chemistry” Piperine from black pepper can make hair less oily by blocking fat cell development in hair roots.
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July 2001 in “PubMed” A new type of pachyonychia congenita may exist, caused by a different keratin mutation.
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September 2010 in “Journal of the American Academy of Dermatology” Small white dots on the scalp seen with a dermoscope correspond to sweat ducts and vary with different hair disorders.
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December 2020 in “Advanced structured materials” Natural products like coconut oil and aloe vera are beneficial in cosmetics for their healing properties.
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December 2021 in “BMC veterinary research” Long-term use of difluprednate eye drops in dogs can lead to hair loss and hormone imbalance.
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October 2025 in “Gene Expression” Exosome therapy could be a promising new way to treat hair loss.
January 2009 in “Journal of Pakistan Association of Dermatology” Systemic cyproterone acetate and 5% topical minoxidil are effective and safe for treating female pattern hair loss.
September 2023 in “UCrea (University of Cantabria)” Nails are essential for fingertip regeneration.
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July 2015 in “Microscopy Research and Technique” Friedreich's ataxia causes thin, weak hair with surface damage and cavities.
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