84 citations,
April 2015 in “Cosmetics” Hair dyes vary in how long they last and how deeply they penetrate hair.
62 citations,
July 1993 in “Journal of Investigative Dermatology” Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.
45 citations,
April 2009 in “Journal of anatomy” Cat claws stay sharp by shedding their outer layer through microcracks formed during activities.
38 citations,
July 2004 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Reptilian scales, feathers, and hairs evolved from changes in skin cell interactions.
4 citations,
December 2022 in “International Journal of Molecular Sciences” Zinc is crucial for skin health and treating various skin disorders.
4 citations,
June 1998 in “The Journal of Clinical Endocrinology & Metabolism” KGF and its receptor are found in enlarged prostate tissue and KGF strongly increases cell growth.
January 2024 in “PloS one” Rat hair-follicle stem cells can become heart cells with specific supplements.
Pashmina goats produce long hair-fiber due to specific gene expressions related to hair growth.
February 2008 in “Medical & surgical dermatology” Some treatments like topical oxygen and stem cells show promise for wound healing and hair growth, but evidence for modern dressings over traditional ones is limited.
170 citations,
November 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin can heal wounds without hair follicle stem cells, but it takes a bit longer.
68 citations,
August 2014 in “PeerJ” Human hair proteins vary by individual, body site, and ethnicity, useful for forensics.
42 citations,
February 2021 in “Signal Transduction and Targeted Therapy” Hair follicle regeneration possible, more research needed.
37 citations,
October 2015 in “PeerJ” Perming significantly changes hair's molecular structure, while shampoo and conditioner do not.
13 citations,
July 2015 in “Archives of dermatological research” N1-methylspermidine helps hair growth and reduces inflammation in hair follicles.
12 citations,
May 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Laminin 332 is essential for normal skin cell behavior and structure.
11 citations,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
11 citations,
August 2021 in “Stem Cell Research & Therapy” The document concludes that using a person's own fat cells (SVF) can significantly increase hair thickness and density, suggesting it could be a promising treatment for hair loss.
4 citations,
June 2022 in “Journal of cleaner production” New eco-friendly method strengthens and sets hair using light and causes less damage.
4 citations,
January 2021 in “Cell transplantation” Scientists found the best time to transplant human stem cells for hair growth is between days 16-18 when they have the right markers and growth potential.
2 citations,
May 2022 in “International journal of molecular sciences” Changes in KRT17 gene activity linked to wool production in Angora rabbits.
2 citations,
January 2016 in “Springer briefs in molecular science” Using natural sources as hair conditioners can help restore shine and softness to damaged hair.
1 citations,
February 2023 in “All Life” The research identified proteins that change as goat hair follicles begin to form, helping to understand how cashmere grows.
February 2024 in “Archiv EuroMedica” Annurca apple extract may help with hair growth and prevent hair loss.
Hairlessness in mammals is due to complex genetic changes in both genes and regulatory regions.
47 citations,
September 2011 in “Acta biomaterialia” Protein composition greatly affects the function of keratin biomaterials.
189 citations,
July 2009 in “The Journal of clinical investigation/The journal of clinical investigation” Epidermolysis bullosa simplex causes easily blistered skin due to faulty skin cell proteins, leading to new treatment ideas.
June 2023 in “Frontiers in Genetics” Genes related to calcium signaling and lipid metabolism are important for curly hair in Mangalitza pigs.
44 citations,
January 2004 in “American journal of clinical dermatology” Understanding genetic mutations helps diagnose and treat skin disorders like ichthyosis.
Curly hair may be caused by a muscle contraction, and muscle relaxants might help treat it.
March 2023 in “JAAD case reports” A new genetic change in the keratin 10 gene caused a skin condition called ichthyosis hystrix in a father and his daughter.