109 citations
,
January 1980 in “Science of the total environment” Analyzing trace elements in human hair is complex and needs a standardized method.
21 citations
,
January 2017 in “MethodsX” Methanol is better than isopropanol for washing grizzly bear hair to measure cortisol.
2 citations
,
August 1995 in “Acta agriculturæ Scandinavica. Section A, Animal science” Adult male raccoon dogs shed their winter fur in spring and grow new fur for winter in autumn.
December 2022 in “Proceeding Bengkulu International Conference on Health” Celery extract hair gel at 5% concentration is best for making hair gel.
1 citations
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January 2018 in “Journal of microscopy and ultrastructure” The method can identify minerals in hair from water, and using coconut oil or conditioner can prevent mineral buildup.
21 citations
,
December 2011 in “Chungara” Mummy hair's chemical composition may not accurately show ancient people's health due to environmental contamination.
8 citations
,
October 2022 in “International Journal of Legal Medicine” Drugs in drowned bodies' hair remain stable in natural water, aiding forensic analysis.
December 2022 in “Journal of complementary medicine & alternative healthcare” Traditional Chinese medicine improved hair loss in a teenager with alopecia.
56 citations
,
March 2017 in “Plant and Cell Physiology” Light sheet fluorescence microscopy effectively measures calcium changes in Arabidopsis root hairs.
56 citations
,
February 2015 in “F1000 prime reports” Root hair growth in plants is a complex process controlled by many factors working together.
January 2019 in “The Pharma Innovation Journal” The best mix for a hair loss treatment cream is 10% Sophora japonica tincture and 5% Serenoa repens extract.
8 citations
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July 2017 in “Biochemical and biophysical research communications” A new compound, BOI, can help hair grow by changing hair cycle phases and increasing certain cell contents.
5 citations
,
December 2023 in “Current Biology” A feedback loop between LRH and RSL4 controls root hair growth in Arabidopsis.
September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A new staining method shows a special area in the hair's skin layer with lots of proteoglycans.
107 citations
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April 2014 in “The Plant cell” The CAP1 gene helps control ammonium levels and is necessary for the proper growth of root hairs in Arabidopsis.
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January 2024 in “RSC pharmaceutics” Removing the outer skin layer increases drug absorption and offers non-invasive treatment options, with some methods allowing for quick skin recovery.
October 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Root hair growth slows under force, confirming a model of cell wall mechanics.
October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” A protein called EGFR protects hair follicle stem cells, and when it's disrupted, hair follicles can be damaged, but blocking certain pathways can restore hair growth.
7 citations
,
October 2019 in “Frontiers in bioengineering and biotechnology” Fusion proteins can protect hair from heat damage.
December 2025 in “Biology Bulletin Reviews” Hair cortisol can indicate animal stress but varies with many factors.
51 citations
,
January 1989 in “Journal of Investigative Dermatology” Men with male-pattern baldness have more androgen receptors in their scalp's oil glands, which may contribute to hair loss.
February 2026 in “International Journal of Biological Macromolecules” Keratin from waste hair and feathers can be sustainably used to create stable emulsions for industrial applications.
69 citations
,
January 2002 in “Journal of biomedical optics” Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.
November 2024 in “Journal of Functional Foods” AP collagen peptides improve hair elasticity and gloss.
1 citations
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May 2019 in “Veterinarski arhiv” The yeast found in a sea lion's skin lesion was almost identical to that on healthy skin, suggesting environmental factors may affect fungal growth and the cause of the lesion is unclear.
1 citations
,
August 2006 in “International forensic science and investigation series” Hair testing is a reliable method for detecting workplace drug use when done with proper sample preparation and confirmation.
7 citations
,
January 2012 California Ground Squirrel hair can indicate environmental health by showing element accumulation.
86 citations
,
July 2020 in “International Journal of Molecular Sciences” Activating the Wnt/β-catenin pathway could lead to new hair loss treatments.
17 citations
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June 2012 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Hair in mammals likely evolved from glandular structures, not scales.