27 citations,
January 1995 Melanin in black hair protects it from sun damage better than light-brown hair.
1 citations,
March 2009 in “Hair transplant forum international” The author believes that in hair restoration, creating an illusion of coverage is more important than perfection, and managing expectations and improving average results should be prioritized over promising unrealistic outcomes.
11 citations,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
February 2024 in “Medicina” AFM can diagnose hair disorders by revealing detailed hair surface changes.
Grateloupia elliptica seaweed extract may promote hair growth by activating Wnt/β-catenin signaling and cell proliferation.
17 citations,
June 2001 in “Journal of the National Cancer Institute” A specific hair diffraction pattern may indicate breast cancer if tested with the correct method.
4 citations,
August 2007 in “PubMed” Polyquaternium-70 shampoo is best for reducing frizz.
19 citations,
January 2016 in “Biological & Pharmaceutical Bulletin” Sargassum muticum extract and its component apo-9'-fucoxanthinone may help hair growth and treat hair loss.
October 2021 in “Authorea (Authorea)” New hair perming method using tyrosine is gentler and can be done with a blow-dryer.
2 citations,
September 2022 in “Frontiers in genetics” Different proteins are linked to the varying thickness of sheep and goat hair types.
April 1986 in “CRC Press eBooks” Hair color is determined by melanins produced in hair cells.
Seborrheic dermatitis and dandruff are often treated with antifungal and anti-inflammatory medications, which can reduce symptoms and yeast growth on the scalp.
February 2022 in “Cosmetic Dermatology” Permanent hair waving uses chemicals to create long-lasting curls.
12 citations,
February 2006 in “Lipids” Hair texture changes with age due to varying levels of lipids.
January 2016 in “Korean Journal of Pharmacognosy” Grateloupia elliptica, a type of marine algae, may promote hair growth by activating a specific cell growth pathway.
11 citations,
April 2016 in “PubMed” New imaging and testing methods can effectively assess hair shape changes and damage.
5 citations,
February 2019 in “The New England Journal of Medicine” Certain mutations in the PADI3 gene may increase the risk of developing a type of scarring hair loss common in women of African descent.
January 2012 in “Methods in pharmacology and toxicology” Hair follicle culture helps study hair growth but has limitations in modeling the full hair cycle.
30 citations,
May 2018 in “Experimental Dermatology” The conclusion is that future hair loss treatments should target the root causes of hair thinning, not just promote hair growth.
10 citations,
May 2012 in “PloS one” Low ERCC3 gene activity is linked to non-pigmented hair growth.
35 citations,
August 2009 in “Differentiation” Desmoglein 4 is controlled by specific proteins that affect hair growth.
30 citations,
August 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” TGase 3 helps build hair structure by forming strong bonds between proteins.
30 citations,
November 2019 in “Genetics selection evolution” Chinese domestic goats have unique genetic traits due to domestication and geographic isolation.
8 citations,
May 2020 in “International journal of biological macromolecules” Certain treatments can increase protein binding to natural hair but are less effective on permed hair.
5 citations,
October 2003 in “PubMed” Chemical treatments and light exposure damage hair proteins.
January 2020 in “Indian dermatology online journal” Hair styling products can damage hair over time.
February 2024 in “Curēus” Prompt diagnosis and treatment of hair tourniquet syndrome involving the uvula are crucial to prevent severe complications.
56 citations,
December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle cells age faster and lose pigment due to less catalase, causing hair to turn gray.
19 citations,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
9 citations,
June 2008 in “Springer eBooks” Understanding hair follicle structure is key for treating hair disorders and could help develop new treatments.