107 citations,
December 2013 in “International Journal of Dermatology” The document concludes that hair is complex, with a detailed growth cycle, structure, and clinical importance, affecting various scientific and medical fields.
19 citations,
September 2014 in “British Journal of Dermatology” Minoxidil foam 5% effectively treats hair loss in both frontal and vertex scalp regions.
11 citations,
July 2014 in “Gene” The S250C variant in a gene may cause autoimmunity and immunodeficiency by impairing protein function.
48 citations,
November 2002 in “Journal of biological chemistry/The Journal of biological chemistry” Genetic variations in hair keratin proteins exist but don't significantly affect hair structure.
14 citations,
April 2016 in “PloS one” The KRTAP11-1 gene promoter is crucial for specific expression in sheep wool cortex.
100 citations,
December 2002 in “Journal of biological chemistry/The Journal of biological chemistry” Researchers mapped and categorized specific keratin-associated protein genes on human chromosome 21q22.1.
18 citations,
January 2018 in “Advances in experimental medicine and biology” Hair keratins evolved from ancient proteins, diversifying through gene changes, crucial for forming claws and later hair in mammals.
Forensic hair analysis for drugs is now more reliable and accurate.
February 1999 in “The anatomical record” Two mouse mutants have defective hair cuticle cross-linking.
October 2021 in “Authorea (Authorea)” New hair perming method using tyrosine is gentler and can be done with a blow-dryer.
99 citations,
May 1998 in “Journal of biological chemistry/The Journal of biological chemistry” Small proline-rich proteins and trichohyalin help make epithelial tissues tougher and more flexible.
10 citations,
January 2010 in “International journal of trichology” Keratin-associated proteins are part of the developing hair fiber cuticle.
36 citations,
November 2019 in “Molecular biology and evolution” Cysteine-rich keratins evolved independently in mammals, reptiles, and birds for hard skin structures like hair, claws, and feathers.
40 citations,
July 2015 in “Journal of Cellular Biochemistry” Cysteine helps maintain keratin production in skin cells even when iron is low.
40 citations,
June 2013 in “Journal of cosmetic dermatology” Brazilian keratin treatments can straighten hair but may contain harmful formaldehyde.
December 1991 in “Annals of the New York Academy of Sciences” Keratin proteins are crucial for hair structure and strength.
32 citations,
August 2015 in “Anais Brasileiros de Dermatologia” Black women's unique hair characteristics and styling practices can lead to specific scalp conditions, which require early diagnosis and appropriate treatment.
27 citations,
June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found that variations in hair protein genes are likely due to evolutionary deletions or duplications.
11 citations,
February 2018 in “Amino acids” Copper and iron cause keratin damage in hair by converting methionine to homocysteine.
1 citations,
January 2017 in “Clinical approaches and procedures in cosmetic dermatology” Hair can't be reliably repaired once damaged; prevention and proper product use are key to maintaining hair health.
January 2017 in “Clinical approaches and procedures in cosmetic dermatology” Cosmetic procedures can harm hair, but damage can be minimized with knowledge and care; however, once hair is damaged, it cannot be reliably repaired.
The research found that people's hair proteins vary, especially by ethnicity and body part, which could help identify individuals in forensic science.
The research found that people's hair proteins vary by individual and body part, with some differences between ethnic groups, which could help in forensics.
119 citations,
July 2016 in “Annals of the New York Academy of Sciences” Vitamin D has potential benefits for cancer prevention, heart health, diabetes, obesity, muscle function, skin health, and immune function, but clinical results are mixed and more research is needed.
100 citations,
March 2006 in “Journal of biological chemistry/The Journal of biological chemistry” Cystatin M/E strongly inhibits cathepsin V and cathepsin L, important for skin formation.
54 citations,
November 2015 in “Methods in enzymology on CD-ROM/Methods in enzymology” Keratins are important for skin cell health and their problems can cause diseases.
54 citations,
September 2000 in “Archives of dermatology” A hair-straightening product caused widespread hair loss and scalp injuries, mainly affecting African American women.
51 citations,
March 2019 in “Journal of cellular physiology” Platelet lysate is a promising, cost-effective option for regenerative medicine with potential clinical applications.
47 citations,
June 1996 in “International Journal of Legal Medicine” Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.
40 citations,
January 2016 in “Elsevier eBooks” The skin is the largest organ, protecting the body, regulating temperature, and producing hormones.