May 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” KAP-depleted hair causes less immune response and is more biocompatible for implants.
37 citations,
October 2015 in “PeerJ” Perming significantly changes hair's molecular structure, while shampoo and conditioner do not.
2 citations,
December 2019 in “Textile Research Journal” L-cysteine and ultrasound successfully improved rabbit hair fibers for industrial use.
6 citations,
January 2012 in “Breast cancer” Breast cancer may be detectable through changes in scalp hair lipids.
October 2023 in “Animal production science” Vitamin A deficiency changes cattle hair structure, while pregnancy may improve it, suggesting hair can indicate cattle health.
19 citations,
July 2018 in “ACS biomaterials science & engineering” Bleaching and combing damage hair's surface and mechanical properties.
20 citations,
September 2018 in “Journal of colloid and interface science” Modified keratin binds better to hair, especially bleached hair.
12 citations,
January 2003 in “Dermatology Online Journal” A new treatment for hair loss was tested and most participants saw their hair loss stop within 2-8 weeks, with up to 50% more hair after 4 months, and no side effects.
11 citations,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
September 2022 in “International journal of pharmaceutical quality assurance” The herbal shampoo is less damaging and improves hair's appearance.
January 2024 in “Collagen and leather” The conclusion is that using bovine milk permeate to remove wool from sheepskins is eco-friendly and results in smoother, higher quality leather compared to traditional sulfide methods.
Variant G of the KRTAP20-1 gene improves wool curliness in Chinese Tan sheep.
1 citations,
August 2020 in “Food Research” Plant extracts like Avicennia marina, Boehmeria nipononivea, and Camellia sinensis could potentially treat hair loss with fewer side effects than synthetic drugs.
17 citations,
October 2017 in “Scientific reports” Fine wool sheep have more genes for wool quality, while coarse wool sheep have more for skin and muscle traits.
35 citations,
April 2014 in “Journal of proteomics” Feed restriction in sheep leads to finer wool fibers but may reduce wool quality.
39 citations,
October 2015 in “Case Reports” Some people experience severe, long-lasting side effects from fluoroquinolone antibiotics, leading to the recommendation of limited use and increased awareness of these risks.
June 2024 in “International Journal of Cosmetic Science” Plant oils like coconut, camellia, and safflower can penetrate hair, making it stronger and softer.
14 citations,
January 2009 in “Experimental Dermatology” Hair sheds gradually from the follicle, with readiness to shed indicated by less attachment material.
11 citations,
July 2021 in “Genetics selection evolution” Researchers found genes and genetic variants linked to sheep wool and skin wrinkles.
72 citations,
January 2001 in “Drugs” Minoxidil and finasteride treat hair loss; more research needed for other options.
57 citations,
August 2003 in “British Journal of Dermatology” Minoxidil and pyrithione zinc combo most effectively increases hair density.
March 2015 in “Plastic and reconstructive surgery” Human skin has multiple layers and functions, with key roles in protection, temperature control, and appearance.
5 citations,
January 1983 in “Australian journal of biological sciences” Certain amino acid analogues can inhibit wool and hair growth and affect fiber strength.
19 citations,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
5 citations,
January 2018 in “International Journal of Trichology” Hair strength is similar across different scalp areas, and not affected by age, gender, or hair thickness.
21 citations,
March 2017 in “Skin research and technology” Removing external lipids from hair reduces moisture and increases strength, while removing internal lipids decreases water permeability.
5 citations,
March 2001 in “Journal of biomechanics” Growing hairs are easier to pull out than resting hairs due to different anchorage strengths.
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.
45 citations,
June 2016 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Silicon can improve skin and hair health, but more research is needed.
233 citations,
February 2018 in “Polymers” Chitin and chitosan are useful in cosmetics for oral care, haircare, and skincare, including UV protection and strength improvement.