27 citations
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January 2010 in “Animal” South American camelids should be sheared early, fleece type affects fiber quality, and the S/P follicle ratio doesn't distinguish between Bolivian llama genotypes.
23 citations
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January 2021 in “Scientific Reports” Adding human blood vessel cells to hair follicle germs may improve hair growth and quality.
23 citations
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January 2002 in “Journal of Cutaneous Medicine and Surgery” Finasteride helps hair growth by decreasing cell death in hair follicles.
21 citations
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January 2002 in “Journal of Cutaneous Medicine and Surgery” Finasteride affects hair growth by changing caspase and XIAP levels, potentially treating hair diseases.
20 citations
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February 2016 in “American Journal of Pathology” The genes OVOL1 and OVOL2 are important for hair growth and may be involved in a type of skin tumor.
19 citations
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January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
13 citations
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January 2016 in “Journal of cosmetology & trichology” Alternative treatments show promise for hair growth beyond traditional methods.
12 citations
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October 1954 in “Textile Research Journal” Hair absorbs alkali bromide salts and water, affecting its structure, with absorption decreasing at higher temperatures.
11 citations
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March 2001 in “Clinics in Dermatology” Hair microscopy is useful for diagnosing hair disorders, but clear definitions are needed for accurate genetic analysis.
10 citations
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January 2019 in “Biomarker Insights” Scalp cooling to prevent hair loss from chemotherapy works for some but not all, and studying hair damage markers could improve prevention and treatment.
10 citations
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November 2016 in “International Journal of Cosmetic Science” A tough membrane between the outer and inner layers of human hair protects it from damage.
10 citations
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January 2014 in “Genetics and Molecular Research” Liaoning Cashmere goat hair follicles show synchronized growth patterns with lowest activity in May.
10 citations
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January 2001 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Lysosomal proteases and cytoplasmic enzymes help hair follicle cells develop and differentiate.
5 citations
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September 2018 in “Bioscience, Biotechnology, and Biochemistry” Thiosulfate may help hair grow faster in mice and works well with a common hair growth treatment.
3 citations
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January 2018 in “International Journal of Cosmetic Science” Hair stiffness increased by 13.2% after caffeine treatment, validating the Stiffness-Angle Law as an effective measurement method.
2 citations
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March 1977 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Defective mink guard hairs have split tips and missing cuticle cells, causing a metallic sheen.
1 citations
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May 2023 in “Frontiers in medicine” Hair dyes and perms can damage hair and scalp, but using interventions can reduce harm.
June 2024 in “International Journal of Pharmaceutical Research and Applications” Polyherbal hair serum can hydrate the scalp and promote hair growth safely.
September 2023 in “Asian journal of beauty & cosmetology” Lipids are important for healthy hair, but their exact role is not fully understood and needs more research.
Chrysanthemum zawadskii extract may help treat hair loss by promoting hair growth and affecting growth factors.
Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.
January 1994 in “Nihon Chikusan Gakkaiho” Collagen fibrils in mink skin change structure during hair growth, becoming looser and thicker in the active phase.
November 2023 in “International journal of biology, pharmacy and allied sciences” Herbal treatments can help with hair problems, but more research is needed.
June 2018 in “Advances in Cosmetic Surgery” Hair loss caused by genetics and hormones; more research needed for treatments.
521 citations
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January 1954 in “Physiological Reviews” Hair growth is cyclic and influenced mainly by local factors.
316 citations
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June 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.
314 citations
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April 2010 in “Developmental Cell” β-catenin in the dermal papilla is crucial for normal hair growth and repair.
300 citations
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August 2012 in “Seminars in Cell & Developmental Biology” The conclusion is that certain cell interactions and signals are crucial for hair growth and regeneration.
277 citations
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June 2003 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Epithelial-mesenchymal interactions control hair growth cycles through specific molecular signals.
236 citations
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January 1951 in “Physiological zoology” Hair growth and pigmentation in mice involve specific stages crucial for research.