Hair cortisol content can indicate cortisol exposure and varies with age, puberty, and BMI in youth.
December 2025 in “Rapid Communications in Mass Spectrometry” Pepsin digestion improves accuracy in analyzing proteins in human hair.
14 citations
,
November 2020 in “International Journal of Biological Macromolecules” Mushroom-based scaffolds help heal skin wounds and regrow hair.
June 2025 in “Rapid Communications in Mass Spectrometry” The new method improves protein extraction and analysis in hair, aiding biomedical and forensic work.
Human hair keratins can be turned into useful 3D biomedical scaffolds through a freeze-thaw process.
Human hair keratins can self-assemble and support cell growth, useful for biomedical applications.
66 citations
,
August 2001 in “Experimental Dermatology” Human hair follicle cells can grow hair when put into mouse skin if they stay in contact with mouse cells.
74 citations
,
October 1998 in “Journal of biological chemistry/The Journal of biological chemistry” The 190-kbp domain contains all human type I hair keratin genes, showing their organization and evolution.
71 citations
,
October 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” HFMs can help study hair growth and test potential hair growth drugs.
24 citations
,
February 2006 in “Chinese Medical Journal” Cultured dermal papilla cells can regenerate hair follicles and sustain hair growth.
10 citations
,
November 2016 in “International Journal of Cosmetic Science” A tough membrane between the outer and inner layers of human hair protects it from damage.
1 citations
,
November 2022 in “Frontiers in medicine” The study found that giant pandas have more melanin in black hair follicles than white, with gene expression differences that could affect hair color and skin health.
January 2023 in “Advances in pharmacology and clinical trials” Human hair is a significant sample for various tests in clinical, nutritional, archaeological, and forensic studies.
Keratin hydrogels from human hair show promise for tissue engineering and regenerative medicine.
December 2016 in “Paleontological Journal” Hair growth can be induced by transplanting certain cells, but these cells lose their properties during culturing. The best cell interaction happens in a liquid medium under gravity, and using collagen doesn't help. Future research could focus on using growth factors to stimulate these cells.
8 citations
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November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.
5 citations
,
September 2017 in “Colloids and surfaces. B, Biointerfaces” Tying a knot can measure hair friction, useful for medical applications.
3 citations
,
June 2010 in “Pharmacognosy journal” The polyherbal hair oil effectively reduces dandruff and promotes hair growth.
The polyherbal hair mask is a safe and effective alternative for improving hair health.
November 2021 in “Journal of pharmaceutical research international” Herbal depilatories are safer and cause fewer side effects than chemical ones for hair removal.
1 citations
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January 2023 in “International journal of all research education and scientific methods” Hair analysis is better than urine and blood for detecting past drug use.
November 2025 in “Journal of Laboratory Medicine” Chronic stress increased after lockdown, especially in young adults and females.
499 citations
,
September 2011 in “Cell” Fat-related cells are important for initiating hair growth.
174 citations
,
April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
41 citations
,
September 2010 in “Journal of dermatological science” Bone marrow and umbilical cord stem cells can help grow new hair.
31 citations
,
August 2019 in “Regenerative Medicine” Human placenta hydrogel helps restore cells needed for hair growth.
25 citations
,
April 2018 in “Electromagnetic biology and medicine” Mobile phone radiation may cause DNA damage in human ear hair follicle cells.
14 citations
,
February 2021 in “Experimental Dermatology” Cannabinoid receptor-1 signaling is essential for the survival and growth of human hair follicle stem cells.
12 citations
,
December 2017 in “Scientific reports” The new test can measure very small amounts of testosterone in hair, and grinding the hair up first gives more accurate results.
10 citations
,
June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” FP-1 is a key protein in rat hair growth, active only during the growth phase.