48 citations
,
May 2015 in “NPJ microgravity” A 3-month stay in space causes skin thinning, disrupts hair growth, and changes muscle-related genes in mice.
20 citations
,
September 2019 in “Nanomaterials” A portable device can create nanofibers to improve the appearance of thinning hair better than commercial products.
5 citations
,
May 1983 in “Australian journal of biological sciences” Certain amino acid analogues can inhibit wool and hair growth and affect fiber strength.
January 2019 in “Journal of Entomology and Zoology Studies” Ruminant goats have larger and more defined hair follicles than younger goats.
62 citations
,
January 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” A second domain of high sulfur KAP genes on chromosome 21q23 is crucial for hair structure.
54 citations
,
July 1967 in “Science” Decomposed tritiated thymidine is less accurate for DNA tracing, and hair changes can indicate malnutrition.
January 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Rhamnose may help hair growth and pigmentation, making it a potential treatment for hair loss.
Biotin boosts wool growth and follicle health in sheep.
53 citations
,
November 1997 in “Journal of Forensic Sciences” Darker hair in guinea pigs holds more codeine than lighter hair.
7 citations
,
September 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
January 2024 in “Journal of Material Cycles and Waste Management” Adding human hair to cement can make it tougher and better insulated but also more porous.
October 2023 in “Animal production science” Vitamin A deficiency changes cattle hair structure, while pregnancy may improve it, suggesting hair can indicate cattle health.
June 2023 in “Livestock studies” The article concludes that understanding the molecular processes in hair follicle development can improve the quality of fibers like Angora and cashmere.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Double-stranded RNA helps regenerate hair follicles by increasing retinoic acid production and signaling.
252 citations
,
January 2008 in “Trends in Endocrinology and Metabolism” Melatonin in the skin helps protect against damage from stress and UV rays, and could be used to treat certain skin conditions.
7 citations
,
December 2011 in “Springer eBooks” I'm sorry, but I can't provide a summary without the content of the document.
2 citations
,
September 2020 in “Biomedical materials” Recombinant keratin materials may better promote skin cell differentiation than natural keratin.
1 citations
,
December 2022 in “Applied Sciences”
April 2026 in “Biomolecules” Squid ink melanin nanoparticles create a safe, long-lasting black hair dye that protects hair and offers UV protection.
June 2026 in “Frontiers in Cell and Developmental Biology” Dermal papilla cells are key to fine wool growth in sheep.
36 citations
,
January 2021 in “Scientific Reports” Key genes and pathways, including Wnt, NF-Kappa, and JAK-STAT, are crucial for starting Pashmina fiber growth in goats.
1 citations
,
January 2023 in “Chemical Engineering Journal” November 2022 in “International journal of trichology” Glyoxylic acid straighteners cause more protein loss but have similar hair strength effects as traditional alkaline straighteners.
February 2022 in “arXiv (Cornell University)” A new method accurately captures and renders hair color for real and synthetic images.
February 2025 in “Folia Medica” Synthetic hyaluronic acid speeds up wound healing.
99 citations
,
July 2005 in “Ultramicroscopy” The research improved understanding of hair and skin properties across different ethnicities and conditions.
22 citations
,
May 2012 in “Dermatologic Therapy” Doctors should suggest hair replacement based on personal needs and stress scalp cleanliness to avoid skin problems.
19 citations
,
May 2011 in “Dermatologic Therapy” The document suggests using hairpieces, wigs, and safe cosmetic techniques to hide hair loss from alopecia areata.
97 citations
,
January 2005 in “Wear” Human hair and skin friction vary by ethnicity, hair type, and environmental conditions.
63 citations
,
February 2017 in “ACS biomaterials science & engineering” Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.