34 citations
,
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
,
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.
38 citations
,
May 2000 in “Livestock production science” Giving high-quality protein or methionine supplements helps improve hair growth in Angora goats and, to a lesser extent, in Cashmere goats.
16 citations
,
January 2010 in “American Journal of Neuroradiology” Specific brain and bone imaging findings can help diagnose Trichothiodystrophy.
May 2024 in “Biochemical pharmacology” Blocking CISD1 reduces hearing loss from cisplatin in mice.
5 citations
,
February 1998 in “Polymer” Human hair keratin has a 40% α-helix structure that changes to a random coil in 8 M urea.
2 citations
,
January 2018 in “International Journal of Trichology” Two sisters had a rare hair condition without other usual symptoms.
58 citations
,
November 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The Foxn1 gene is essential for normal nail and hair development.
29 citations
,
December 2017 in “Molecular therapy” Enzyme replacement therapy improved multiple symptoms of homocystinuria in mice.
15 citations
,
January 1981 in “Neonatology” Amino acid levels in milk increase with protein and align with key growth stages in Macropus eugenii.
6 citations
,
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
,
October 1996 in “Dermatologic clinics” Advances in genetics may lead to targeted treatments for hair disorders.
11 citations
,
March 2023 in “Frontiers in Nutrition” Hair analysis can detect small changes in dietary zinc intake.
11 citations
,
January 1997 in “Journal of Dermatological Science” A new protein linked to hair strength was identified, aiding in understanding brittle hair conditions.
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.
5 citations
,
January 2024 in “Crystals” The salts have diverse molecular packing with significant hydrogen interactions.
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.
July 1980 in “Journal of The American Academy of Dermatology” The conference concluded that understanding hair and nail disorders is important, iron deficiency may be linked to hair loss, and while some treatments for skin conditions are effective, they may have risks and high costs.