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.
19 citations,
September 2014 in “British Journal of Dermatology” Minoxidil foam 5% effectively treats hair loss in both frontal and vertex scalp regions.
12 citations,
January 2014 in “Cell structure and function” Different combinations of human hair keratins affect how hair fibers form.
7 citations,
June 2017 in “Omics” The study developed a method to analyze ancient hair proteins using very small samples.
1 citations,
July 2021 in “IntechOpen eBooks” Environmental factors can cause mutations in skin proteins, leading to skin disorders.
4 citations,
January 2021 in “Skin appendage disorders” Hair straightening can damage hair and pose health risks, including exposure to carcinogens and hair loss.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” RPGRIP1L helps skin cells stick together by blocking PKCβII, which can prevent skin blistering like in pemphigus.
May 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The study found that certain genes are important for hedgehog skin appendage development and immunity, with spines possibly evolving for protection and infection resistance.
8 citations,
November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.
16 citations,
October 2014 in “Oral surgery, oral medicine, oral pathology and oral radiology” Keratoacanthoma comes from hair follicle cells.
25 citations,
September 2014 in “SpringerPlus” Sheep have a unique gene, KAP8-2, that humans don't have, which may affect wool properties.
September 2022 in “Canadian journal of animal science” Certain gene variations are linked to the thickness of cashmere goat hair.
May 2024 in “International Journal of Cosmetic Science” Disulfide bonds are crucial for hair's strength, especially when wet.
4 citations,
September 2016 in “World Rabbit Science” High wool density in Rex rabbits is linked to specific gene activity affecting hair follicle development.
2 citations,
August 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” A specific mutation in the K25 gene causes a rare genetic disorder with curly hair at birth and later hair loss, along with dental issues.
1 citations,
November 2022 in “Animals” The research found specific genes and pathways that control fur development and color in young American minks.
July 2023 in “International Journal of Cosmetic Science” Biopolymers are increasingly used in cosmetics for their non-toxicity and skin benefits, with future biotech advancements likely to expand their applications.
The document concludes that understanding hair's composition and the effects of treatments can lead to better hair care products.
13 citations,
December 2019 in “Nutrients” An apple-based supplement was found to stimulate hair protein production, which may help with hair growth.
2 citations,
December 2023 in “International journal of molecular sciences” Understanding keratinization is crucial for treating skin conditions like ichthyoses and psoriasis.
November 2022 in “Research Square (Research Square)” Seasonal changes affect hair growth genes in Angora goats, possibly influencing mohair quality.
The KRT84 gene is linked to better wool quality in Gansu Alpine Fine-wool sheep.
64 citations,
January 2010 in “The FASEB Journal” Prolactin affects the production of different keratins in human hair, which could lead to new treatments for skin and hair disorders.
47 citations,
January 2017 in “RSC Advances” Keratin peptides can change hair shape gently without harsh chemicals.
40 citations,
May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
10 citations,
February 2013 in “British Journal of Dermatology” Thyrotropin-releasing hormone may help control skin and hair growth and could aid in treating related disorders.
8 citations,
July 2011 in “Animal science journal” Keratin 33A is a key protein in goat winter coats, especially in high-producing breeds.
26 citations,
May 2014 in “BioEssays” Using neurohormones to control keratin can lead to new skin disease treatments.
17 citations,
November 2017 in “Asian-Australasian journal of animal sciences” Certain gene mutations are linked to wool quality in sheep and could help in breeding for better wool.
53 citations,
July 2011 in “Biomaterials” Human liver cells stick to hair protein materials mainly through the liver's asialoglycoprotein receptor.