4 citations
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January 1981 in “PubMed” Hair medullary cells in mammals vary in complexity, with humans having more structured cells similar to inner root sheath cells.
3 citations
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October 1994 in “Journal of Labelled Compounds and Radiopharmaceuticals” Scientists made a carbon-14 labeled version of a drug with a 48% yield and over 99% purity.
211 citations
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February 2009 in “European journal of pharmaceutics and biopharmaceutics” Hair follicles help absorb and store topical compounds, aiding targeted drug delivery.
87 citations
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July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
HEM-13HDC, a mix of 8 herbal extracts, helps hair grow and affects hair growth at a molecular level.
July 2020 in “Research Square (Research Square)” The study found key long non-coding RNAs involved in yak hair growth cycles.
June 2025 in “Rapid Communications in Mass Spectrometry” The new method improves protein extraction and analysis in hair, aiding biomedical and forensic work.
July 1996 in “Annals of Internal Medicine” Long-term high-dose fluconazole can cause reversible hair loss.
April 2023 in “CRC Press eBooks” Hair care products mainly work on the hair's surface and need professional guidance for use.
19 citations
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January 2020 in “Journal of Biophotonics” A PEG-400/oleic acid mixture best improves drug delivery monitoring through hair follicles.
2 citations
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January 2004 in “PubMed” Conditioners with PQ-10 soften the flat part of hair cuticles but harden the edges.
35 citations
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September 1994 in “Journal of Investigative Dermatology” 12 citations
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June 2011 in “Journal of applied polymer science” L-phenylalanine and hydrolyzed eggwhite protein deeply penetrate human hair.
7 citations
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August 2006 in “Biopolymers” Researchers extracted tiny keratin filaments from human hair by unzipping its outer layer.
September 2023 in “Journal of The American Academy of Dermatology” The document's conclusion cannot be provided because the content is not available.
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.
April 2025 in “International Journal for Research in Applied Science and Engineering Technology” The herbal hair gel is a safe, effective, and natural alternative to synthetic hair gels.
13 citations
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March 2017 in “Skin Research and Technology” Formaldehyde damages curly hair more than glyoxylic acid.
September 2024 in “Journal of the American Academy of Dermatology” Estetrol (E4) may help treat female pattern hair loss by prolonging hair growth.
August 2021 in “Institutional Repositories DataBase (IRDB)” Rubbing lotion or cream increases caffeine absorption through the skin but not rhododendrol.
2 citations
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September 1996 in “Journal of Applied Polymer Science” Potassium cyanide changes hair's disulfide bonds to monosulfide, affecting high-sulfur proteins more.
February 2022 in “Cosmetic Dermatology” Permanent hair waving uses chemicals to create long-lasting curls.
1 citations
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January 2002 in “Springer eBooks”
82 citations
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May 2009 in “BJCP. British journal of clinical pharmacology/British journal of clinical pharmacology” Caffeine penetrates human skin in lab tests similarly to real-life conditions, but actual skin use is still essential for accurate results.
9 citations
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January 2021 in “BioMed research international” Human hair-derived particles can effectively carry and release the cancer drug Paclitaxel in a pH-sensitive manner, potentially targeting cancer cells while sparing healthy ones.
66 citations
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June 2010 in “Experimental Dermatology” The hair follicle is a great model for research to improve hair growth treatments.
January 2012 in “TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES AEROSPACE TECHNOLOGY JAPAN” Human hair can be used to study mineral changes from long-term space flight.
26 citations
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January 2016 in “Annals of Dermatology” Ecklonia cava polyphenols help increase human hair growth and reduce hair loss.
82 citations
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January 1997 in “Forensic science international” Drugs can be incorporated into hair based on their chemical properties and hair pigmentation.