Hair can't be as strong as Rapunzel's because it's impractical to scale up due to defects.
May 2025 in “Journal of Extracellular Vesicles” Erythrocyte extracellular vesicles help hair growth and skin health.
36 citations
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October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
April 2025 in “INTERANTIONAL JOURNAL OF SCIENTIFIC RESEARCH IN ENGINEERING AND MANAGEMENT” Hair histology helps identify animal species in forensic investigations.
6 citations
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February 2016 in “American Journal of Dermatopathology” The boy with woolly hair nevus had thinner hair and abnormal hair follicles, which improved with treatment but worsened when treatment stopped.
December 2019 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Donkey and horse hair have different microscopic structures, which can help tell them apart.
March 2026 in “International Journal of Advanced Biochemistry Research” German shepherd hair varies in color and pattern but is flat with a consistent internal structure.
39 citations
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April 2020 in “Clinical, Cosmetic and Investigational Dermatology” Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.
January 2020 in “Journal of Entomology and Zoology Studies” Canine hair follicle stem cells are located in the isthmus/bulge region of the hair follicle.
45 citations
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March 2001 in “Journal of Investigative Dermatology” A new protein, mK6irs, is found in specific hair layers and may help understand hair growth and diseases.
39 citations
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November 2007 in “Experimental dermatology” Human hair follicles contain a complex network of prostanoid receptors that may influence hair growth.
Basal cell carcinoma behaves like hair follicles and targeting specific pathways may help treat it.
50 citations
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March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
19 citations
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July 2024 in “Drug Delivery” Polymer-based nanocarriers can improve acne treatment by delivering drugs through hair follicles more effectively.
Hair Botox makes hair look healthier and fuller.
21 citations
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July 2018 in “International Journal of Molecular Sciences” Foxn1 is crucial for skin development and healing, and altering its expression may aid regenerative medicine.
16 citations
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December 2016 in “ecancermedicalscience” Hair analysis may help detect breast cancer early by identifying changes in lipid content.
10 citations
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November 2024 in “Animals” More research is needed to improve wool and cashmere quality through genetics.
1 citations
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December 2024 in “Methods in molecular biology” Hair proteins are complex and provide valuable genetic and biological information.
March 2026 in “ACS Applied Bio Materials” The TO-TF copolymer strengthens damaged hair effectively and sustainably.
February 2026 in “Optics” Stretching wool changes its structure and improves fiber alignment.
January 2025 in “Journal of Food Biochemistry” 2′‐Fucosyllactose reduces hair loss and promotes hair growth in mice.
July 2023 in “Turkish journal of veterinary research” Wild boar bristles in Balıkesir vary in length and thickness but are unsuitable for species separation.
99 citations
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July 2005 in “Ultramicroscopy” The research improved understanding of hair and skin properties across different ethnicities and conditions.
59 citations
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February 2019 in “BMC Genomics” Hair length in rabbits is linked to differences in lipid metabolism and cell death.
30 citations
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December 2014 in “BMC Genetics” Certain genes and proteins may influence wool growth in Aohan fine wool sheep.
4 citations
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May 2014 in “PubMed” Monoethanolamine-based hair colorants can cause more damage to hair than ammonia-based ones.
1 citations
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December 2019 Bimatoprost eye drops can increase eyelash length and strength.
November 2025 in “Journal of Natural Fibers” Human hair waste can be valuable in engineering and materials due to its unique properties.
224 citations
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March 2006 in “Seminars in Cutaneous Medicine and Surgery” The document concludes that understanding hair follicle biology can lead to better hair loss treatments.