35 citations
,
May 2011 in “Experimental Dermatology” Aging causes changes in hair follicles, leading to weaker hair growth.
30 citations
,
June 2022 in “Animals” Key genes, including KRT39 and KRT74, influence hair length in Inner Mongolia cashmere goats.
26 citations
,
August 2008 in “Clinical endocrinology” The document concludes that more multidisciplinary research is needed to understand and treat PCOS, a condition that significantly affects women's health and quality of life.
21 citations
,
February 2019 in “Experimental Dermatology” Different fields of expertise must work together to better understand hair growth and create effective hair loss treatments.
13 citations
,
April 2018 in “Scientific Reports” The genes KRT25 and SP6 affect curly hair in horses, with KRT25 also causing hair loss. If both genes are mutated, the horse gets curly hair and hair loss. KRT25 can hide the effect of SP6.
10 citations
,
November 2024 in “Animals” More research is needed to improve wool and cashmere quality through genetics.
5 citations
,
October 2022 in “Cosmetics” Cell-based models help test if cosmetic ingredients really work for hair growth and skin health.
5 citations
,
February 2022 in “Acta Biomaterialia” Nanomaterials can improve hair care products and treatments, including hair loss and alopecia, by enhancing stability and safety, and allowing controlled release of compounds, but their safety in cosmetics needs more understanding.
4 citations
,
January 2025 in “International Journal of Molecular Sciences” Progesterone reduces anxiety and depression in female mice by increasing BDNF in the brain, needing 5α-reduction and estradiol.
4 citations
,
May 2024 in “Genes” KRT81 gene variations in sheep affect wool weight but not fiber length or thickness.
3 citations
,
October 2024 in “Animals” Crimped wool has proteins linked to crimp formation, while straight wool has proteins linked to fiber fineness, which can improve wool quality and value.
2 citations
,
December 2025 in “Cosmetics” Proper scalp care can improve hair health and delay ageing signs.
2 citations
,
February 2023 in “International journal of molecular sciences” Body hairs can be used in forensic science and toxicology like scalp hair.
1 citations
,
December 2023 Hair grows in cycles and changes with age, starting from fetal development.
March 2026 in “Cosmetics” Type I collagen, elastin, keratin, ceramides, and melanin improve hair strength, growth, and health.
February 2026 in “Optics” Stretching wool changes its structure and improves fiber alignment.
November 2025 in “Journal of Natural Fibers” Human hair waste can be valuable in engineering and materials due to its unique properties.
December 2023 in “The journal of physical chemistry. B (1997 : Online)” Human hair keratin might be good for filtering out harmful substances from water.
July 2023 in “International Journal of Cosmetic Science” Biopolymers are increasingly used in cosmetics for their non-toxicity and skin benefits, with future biotech advancements likely to expand their applications.
Hair can't be as strong as Rapunzel's because it's impractical to scale up due to defects.
125 citations
,
March 2017 in “Micromachines” Microfluidic technology improves cell spheroid creation for better drug testing and tissue engineering.
6 citations
,
June 2024 in “Medical Review” Biliary fibrosis is crucial in liver diseases and understanding it can help prevent and treat these conditions.
1 citations
,
December 2025 in “Inorganics” Silver nanoparticles help heal wounds by preventing infections and promoting tissue repair.
May 2024 in “International Journal of Nanomedicine” Biodegradable polymers can improve cannabinoid delivery but need more clinical trials.
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.
6 citations
,
December 2018 in “International Journal of Cosmetic Science” CARB is a strong barrier in human hair that prevents dye penetration.
May 2024 in “Ultramicroscopy” Atomic Force Microscopy is a more accurate way to assess hair damage and the effect of cosmetic treatments.
109 citations
,
June 2000 in “Development” Notch pathway activation causes abnormal hair layer development.
100 citations
,
November 1997 in “Human Genetics” A new mutation in the hHb1 keratin gene is linked to the hair disorder monilethrix.
51 citations
,
January 2001 in “Biological & Pharmaceutical Bulletin” The bark of Myrica rubra contains compounds that can block testosterone effects and might help prevent hair loss.