35 citations
,
July 2010 in “The FEBS journal” The study found a specific peptide that helps detect TGase 3 activity in skin and hair follicles.
138 citations
,
November 1977 in “Biochimica et Biophysica Acta (BBA) - Proteins and Proteomics”
April 2024 in “Current research in nutrition and food science” Taking an amino acid supplement improved skin, hair, and nail health in women.
12 citations
,
July 2017 in “International Journal of Cosmetic Science” N‐AOHPA is a promising alternative to traditional surfactants for better hair conditioning.
3 citations
,
March 2016 in “Journal of Cosmetic Dermatology” GPIGS peptide increases thick hair growth in balding Japanese men.
9 citations
,
August 2023 in “Molecules” Two peptides, RMYYY and VMYMI, may be effective anti-inflammatory drugs.
4 citations
,
December 2010 in “Copernican Letters” Synthetic polypeptides in cosmetics may help with anti-aging, but their effectiveness on real skin is uncertain.
88 citations
,
July 1958 in “Nature” Citrulline was found in hair follicle proteins for the first time.
August 2022 in “Clinical and Experimental Dermatology” Amino acid supplements may not be necessary for all women with chronic hair loss.
17 citations
,
October 2016 in “Artificial Cells Nanomedicine and Biotechnology” Using tiny fat particles to deliver arginine to hair follicles could be a new way to treat hair loss.
Problems with arginine processing in hair follicles might contribute to common hair loss, and arginine supplements could help treat it.
305 citations
,
March 2008 in “AJP Endocrinology and Metabolism” SSAT is a key enzyme affecting cell growth and metabolism, with potential but risky use in disease treatment.
July 2025 in “Journal of Investigative Dermatology”
December 2023 in “Sains Malaysiana” The enzyme Rand protease works well for leather dehairing and its stability is important, with Leu75 playing a key role.
15 citations
,
October 1970 in “Archives of disease in childhood” Hair amino acid levels can indicate metabolic disorders.
21 citations
,
September 2019 in “International Journal of Nanomedicine” RADA16-I can effectively deliver and release mangiferin, improving its solubility and bioavailability.
5 citations
,
April 2013 in “Journal of Cosmetic and Laser Therapy” Argireline significantly reduces wrinkles.
Certain short peptides can increase root hair growth in tobacco plants.
5 citations
,
October 2007 in “PubMed” Amino acids in conditioners improve hair strength, hydration, and color retention.
91 citations
,
May 1972 in “Journal of Biological Chemistry” Transglutaminases work through a ping-pong mechanism, and human plasma and platelet transglutaminases have similar catalytic subunits.
253 citations
,
April 2009 in “Journal of Biological Chemistry” p2y5, now called LPA6, is a receptor important for human hair growth.
28 citations
,
November 2009 in “European Journal of Neuroscience” Progesterone and allopregnanolone increase glycine release in rat brain cells.
4 citations
,
December 2018 in “Macedonian Journal of Chemistry and Chemical Engineering” A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
5 citations
,
October 2013 in “Experimental Dermatology” The commentary explains that a balance of HR protein and putrescine is important for normal hair growth.
5 citations
,
January 2015 in “Molecular Genetics and Metabolism” Defective protein folding due to a mutation is key in ANE syndrome.
January 2005 in “Life sciences” Targeting LPA could help treat skin disorders.
January 2007 in “日本看護学会抄録集 成人看護1” Certain amino acids in 5AR1 and 5AR2 are crucial for binding and resistance to Finasteride.
68 citations
,
July 2011 in “Journal of Biochemistry/The journal of biochemistry” New LPA receptors (LPA4, LPA5, LPA6) have diverse roles in the body.
15 citations
,
January 1981 in “Neonatology” Amino acid levels in milk increase with protein and align with key growth stages in Macropus eugenii.