April 2020 in “International Journal of Cosmetic Science” The study found that minor protein differences between curved and straight Japanese hair are unlikely to significantly affect hair structure.
January 2016 in “Elsevier eBooks” Dermatophycosis is a treatable fungal skin infection spread by contact with infected animals.
January 1990 in “Advances in forensic haemogenetics” Human hair protein patterns are inherited genetically.
67 citations
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December 1990 in “The journal of cell biology/The Journal of cell biology” Researchers found genes for cysteine-rich proteins that form the protective layer of hair in humans and sheep.
34 citations
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September 2007 in “Experimental Dermatology” The outer layer of Merino wool is rich in sulfur proteins, making it resistant to damage.
Culturing hair follicles at the air-liquid interface with minoxidil significantly boosts hair growth and preserves the root sheath.
1 citations
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December 2005 in “Journal of Biological Research - Bollettino della Società Italiana di Biologia Sperimentale” Ancient South American mummies' hair shows high sulfur, calcium, and potassium levels.
May 2024 in “Biochemical pharmacology” Blocking CISD1 reduces hearing loss from cisplatin in mice.
58 citations
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November 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The Foxn1 gene is essential for normal nail and hair development.
6 citations
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January 2006 in “Journal of dermatological science” Runx1 helps control the KAP5 gene in human hair follicles.
4 citations
,
January 1981 in “PubMed” Hair medullary cells in mammals vary in complexity, with humans having more structured cells similar to inner root sheath cells.
Researchers developed a cost-effective, ethical skin model using hairless guinea pig cells for toxicology studies.
October 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Onion oil may help hair regrowth and scalp health, but more research is needed.
October 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Onion oil may help with hair regrowth and scalp health, but more research is needed.
Researchers made new compounds that could potentially be developed into anticancer drugs.
April 2012 in “Neuropediatrics” Trichothiodystrophy is a rare genetic disorder causing hair issues and sometimes linked to DNA repair defects.
January 1991 in “Acta Dermato Venereologica” A new method effectively visualizes keratin in hair without harsh chemicals.
January 1980 in “AFA Watchbird” Spectral-analysis can help diagnose mineral imbalances in birds.
12 citations
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October 1996 in “Dermatologic clinics” Advances in genetics may lead to targeted treatments for hair disorders.
10 citations
,
December 2001 in “PubMed” The conclusion is that substances can penetrate hair fibers through multiple pathways, including both the cell membrane complex and the non-keratinous parts.
10 citations
,
June 1956 in “OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)” Air pollution has caused over $3 million in crop damage annually in Los Angeles since 1953.
4 citations
,
July 2024 in “BMC Zoology” Dromedary camel hair structure and mineral content change with age.
1 citations
,
April 2021 in “Plant Archives/Plant archives” Onions may help reduce cancer risk and obesity-related issues.
1 citations
,
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.
1 citations
,
August 1992 in “Proceedings annual meeting Electron Microscopy Society of America” Mammoth hair from different ages shows distinct surface textures and elemental compositions.
Hair dysplasias involve various hair disorders causing fragility, breakage, and poor hair adhesion.
6 citations
,
April 1989 in “Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms” Sulphur in hair follicles increases from the bulb and then levels off, while other elements vary in distribution.
75 citations
,
August 2018 in “Plant physiology” Hydrogen sulfide disrupts protein function and root hair growth in plants by modifying proteins.
75 citations
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March 2007 in “Journal of Biological Chemistry” QSOX enzymes help form protein bonds in cells, especially in tissues with high secretory activity.
January 2008 in “Chinese Journal of Spectroscopy Laboratory” Cysteine formation on hair indicates damage, best detected at pH 4.5.