Culturing hair follicles at the air-liquid interface with minoxidil significantly boosts hair growth and preserves the root sheath.
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.
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.
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.
10 citations
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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.
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.
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.
109 citations
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January 1980 in “Science of the total environment” Analyzing trace elements in human hair is complex and needs a standardized method.
January 2008 in “Chinese Journal of Spectroscopy Laboratory” Cysteine formation on hair indicates damage, best detected at pH 4.5.
11 citations
,
March 1959 in “Journal of Histochemistry & Cytochemistry” Sulphur, phosphorus, and metals are distributed differently in animal skin follicles, with variations in detection speed and location.
7 citations
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January 2012 California Ground Squirrel hair can indicate environmental health by showing element accumulation.
January 2011 in “Nuclear Techniques” Lead levels in hair increased due to environmental exposure, while iron, copper, and zinc levels stayed stable.
75 citations
,
August 2018 in “Plant physiology” Hydrogen sulfide disrupts protein function and root hair growth in plants by modifying proteins.
September 2024 in “American Journal of Modern Physics” Calcium and Potassium levels in some Senegalese powdered milk samples exceed safe limits, posing health risks.
8 citations
,
January 2016 in “Journal of fiber science and technology” Bleaching hair increases cysteic acid levels in a predictable way.
19 citations
,
March 1998 in “Microchimica Acta” 22 citations
,
December 2020 in “mSphere” A fungal enzyme was used to make compounds more soluble, aiding drug discovery and crop protection.
5 citations
,
January 1997 in “Journal of Occupational Health” The method effectively maps lead and zinc in hair, aiding understanding of heavy metal exposure risks.
2 citations
,
May 2006 in “Journal of Separation Science” The method effectively measures spermidine in hair lotions.
14 citations
,
January 1984 in “Nutrition reports international”
9 citations
,
June 1947 in “Analytical Chemistry” Cold waving solutions quickly reduce cystine to cysteine in hair.
April 2018 in “Journal of Investigative Dermatology” Sensitive scalp has higher pH, more redness, abnormal sebum, and altered bacterial makeup.
January 2016 in “Huanjing yu Jiankang Zazhi” Hair samples showed changes in chemical elements over time and location in Venezuela.
1 citations
,
February 2024 in “International Journal of Physics Research and Applications” Powdered milk in Senegal has varying heavy metal levels, with some exceeding safety limits, needing more regulation.