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.
44 citations
,
May 2008 in “Acta Zoologica” Keratinization in embryos helped vertebrates adapt to land by forming a protective skin barrier.
34 citations
,
September 2007 in “Experimental Dermatology” The outer layer of Merino wool is rich in sulfur proteins, making it resistant to damage.
30 citations
,
March 2019 in “Archives animal breeding/Archiv für Tierzucht” The KRTAP15-1 gene affects cashmere fiber thickness in goats.
28 citations
,
September 2002 in “The Journal of Comparative Neurology” Presynaptic inhibition of certain nerve fibers in cats is mainly controlled by GABA and glycine.
25 citations
,
September 2014 in “SpringerPlus” Sheep have a unique gene, KAP8-2, that humans don't have, which may affect wool properties.
23 citations
,
January 1981 Hair is mostly made of three protein types: helical, high-sulfur, and high-tyrosine.
17 citations
,
September 2000 in “Journal of dermatology” A baby with a rare metabolic disorder developed a rash not cured by zinc alone, likely due to both zinc and amino acid deficiencies.
15 citations
,
October 1976 in “Biochemical Journal” Naked-mouse hair lacks certain proteins and has less soluble fibril.
12 citations
,
August 1984 in “Genetics Research” The N gene affects the protein makeup of mouse hair.
10 citations
,
October 2016 in “Journal of Biomolecular NMR” Solid-state NMR can effectively study keratin structure and treatment effects in fur.
9 citations
,
June 2014 in “Nutrition and Cancer” Eclipta alba extract may work as an anticancer agent and help reverse drug resistance.
9 citations
,
January 2014 in “Molecular Genetics and Metabolism Reports” The rhg mutation in mice affects the Oat gene, causing hair growth issues and other symptoms.
7 citations
,
January 1959 in “Canadian Journal of Chemistry” Human and horse hair have similar end groups to wool and feathers.
5 citations
,
September 2013 in “The Journal of Dermatology” Researchers found a new mutation in the HR gene causing hair loss and skin bumps in a Pakistani family.
4 citations
,
December 1989 in “The Journal of Dermatology” Human hair proteins have similar cysteine and glycine levels to skin proteins.
4 citations
,
December 2013 in “The Journal of Dermatology” A new mutation in the K6b gene caused a girl's late-appearing nail condition.
4 citations
,
January 2011 in “Annals of Dermatology” Researchers found a new mutation in the HR gene linked to a rare hair loss condition.
2 citations
,
April 2009 in “Bulletin of Experimental Biology and Medicine” Flamena, a liposomal mix, helps skin heal better after a chemical burn.
2 citations
,
January 2017 in “Folia biologica” The KRTAP7-1 gene is very similar across different cattle and yak breeds and likely plays a role in hair strength and shape.
2 citations
,
June 2016 in “Journal of Applied Biological Chemistry” Glycine soja extract stimulates hair growth and could help treat hair loss.
1 citations
,
November 2023 in “Cosmetics” Surfactants damage hair, but sealing the cuticle can prevent this.
1 citations
,
January 1992 in “DNA sequence” Researchers found a non-functional sheep keratin gene due to mutations.
January 2026 in “International Journal of Biological Macromolecules” Keratin in people with androgenetic alopecia shows specific changes that could help develop new treatments.
June 2024 in “The Open dermatology journal” The herbal extract is as effective and safe as 3% minoxidil for treating hair loss.
Hair analysis can help identify specific minerals and amino acids linked to various diseases.
April 2024 in “Current research in nutrition and food science” Taking an amino acid supplement improved skin, hair, and nail health in women.
January 2009 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Curved human hair has different structures on each side, which might cause its shape and is similar to wool.
December 2010 in “Journal of Oriental Medicine” Black bean, wheat, and rice bran extracts can improve hair growth and quality.
119 citations
,
August 2008 in “BMC Evolutionary Biology” KRTAP genes evolved early in mammals, leading to diverse hair traits.