November 2025 in “Advanced Science” A new nanozyme using EGCG and L-arginine boosts hair growth by safely increasing beneficial oxidative stress.
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.
31 citations
,
February 2007 in “Journal of Structural Biology” Oxidation changes the structure of hair protein filaments, causing them to compact and rearrange.
Lactobacillus plantarum L30 can help repair hair follicles and improve hair growth in alopecia.
18 citations
,
January 1978 in “Advances in experimental medicine and biology” Hair cystine levels may indicate protein malnutrition, but more research is needed.
4 citations
,
October 2024 in “Journal of Cosmetic Dermatology” Taking natural keratin supplements improved skin, hair, and nails in women.
38 citations
,
May 2000 in “Livestock production science” Giving high-quality protein or methionine supplements helps improve hair growth in Angora goats and, to a lesser extent, in Cashmere goats.
328 citations
,
November 2020 in “Nature Materials” Hydrogel scaffolds can help wounds heal better and grow hair.
119 citations
,
August 2008 in “BMC Evolutionary Biology” KRTAP genes evolved early in mammals, leading to diverse hair traits.
51 citations
,
January 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.
27 citations
,
April 2004 in “Biochemical and Biophysical Research Communications” Two new gene clusters important for hair formation were found on human chromosome 11.
26 citations
,
January 2011 in “Open Journal of Genetics” The KAP13-3 gene in sheep affects wool quality by influencing keratin assembly.
18 citations
,
October 2021 in “Frontiers in Physiology” Lipocalin-Type Prostaglandin D2 Synthase (L-PGDS) is a protein that plays many roles in the body, including sleep regulation, pain management, food intake, and protection against harmful substances. It also affects fat metabolism, glucose intolerance, cell maturation, and is involved in various diseases like diabetes, cancer, and arthritis. It can influence sex organ development and embryonic cell differentiation, and its levels can be used as a diagnostic marker for certain conditions.
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.
15 citations
,
January 1988 Hair follicles have unique proteins that vary by species and are influenced by nutrition.
11 citations
,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
1 citations
,
July 2023 in “Frontiers in Immunology” Oxidative stress and immune dysfunction are linked to both Hashimoto's thyroiditis and polycystic ovary syndrome, with diet and specific treatments important for managing these conditions.
1 citations
,
May 2004 in “Biochemical and Biophysical Research Communications” Two new gene clusters important for hair formation were found on human chromosome 11.
September 2025 in “International Journal of Cosmetic Science” Heat and UV exposure damage hair structure by altering keratins.
March 2025 in “The Open Dermatology Journal” Trichorrhexis nodosa is common hair breakage, often due to styling, and new treatments are being explored.
23 citations
,
January 1981 Hair is mostly made of three protein types: helical, high-sulfur, and high-tyrosine.
3 citations
,
June 2011 in “Journal of acupuncture and tuina science/Journal of Acupuncture and Tuina Science” Acupuncture is more effective than medication for treating alopecia areata.
3 citations
,
January 2019 in “International Journal of Trichology” The balance of thiol-disulfide in women with hair loss is affected but not damaged.
219 citations
,
September 2016 in “American Journal of Psychiatry” Trichotillomania is different from OCD and is best treated with habit reversal therapy and specific medications.
68 citations
,
January 2022 in “International Journal of Molecular Sciences” PCOS management includes lifestyle changes and medications, with ongoing research into repurposed drugs for better treatment options.
65 citations
,
September 2014 in “BMC genomics” Different hair types in mammals are linked to variations in specific protein genes, with changes influenced by their living environments.
39 citations
,
June 2012 in “Journal of Structural Biology” Disulfide bonds are crucial for hair structure during keratinization.
25 citations
,
September 2014 in “SpringerPlus” Sheep have a unique gene, KAP8-2, that humans don't have, which may affect wool properties.
4 citations
,
May 2023 in “Pigment Cell & Melanoma Research” BMI1 is essential for preventing hair greying and maintaining hair color.
January 2026 in “International Journal of Biological Macromolecules” Keratin in people with androgenetic alopecia shows specific changes that could help develop new treatments.