2 citations,
February 2023 in “International journal of molecular sciences” Body hairs can be used in forensic science and toxicology like scalp 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.
The KRT84 gene is linked to better wool quality in Gansu Alpine Fine-wool sheep.
Variant G of the KRTAP20-1 gene improves wool curliness in Chinese Tan sheep.
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.
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.
35 citations,
April 2014 in “Journal of proteomics” Feed restriction in sheep leads to finer wool fibers but may reduce wool quality.
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.
14 citations,
January 2009 in “Experimental Dermatology” Hair sheds gradually from the follicle, with readiness to shed indicated by less attachment material.
June 2024 in “International Journal of Cosmetic Science” Plant oils like coconut, camellia, and safflower can penetrate hair, making it stronger and softer.
81 citations,
April 2009 in “Journal of Investigative Dermatology” Hair shedding is an active process that could be targeted to treat hair loss.
11 citations,
July 2021 in “Genetics selection evolution” Researchers found genes and genetic variants linked to sheep wool and skin wrinkles.
57 citations,
August 2003 in “British Journal of Dermatology” Minoxidil and pyrithione zinc combo most effectively increases hair density.
72 citations,
January 2001 in “Drugs” Minoxidil and finasteride treat hair loss; more research needed for other options.
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,
October 2011 in “Small ruminant research” Goat hair growth and follicle activity change with the seasons and differ between males and females.
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.
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.
1 citations,
July 2023 in “Biomimetics” A new hair treatment using a natural polyphenol complex improves hair strength, reduces static, and protects against UV damage.
8 citations,
July 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Curly hair is mechanically different from straight hair and may need new testing methods.
3 citations,
January 2021 in “ScienceAsia” Using an enzyme and keratin treatment can significantly repair and strengthen damaged hair.
January 1989 in “Clinical and Experimental Dermatology” The symposium concluded that hair growth involves complex processes, including the hair follicle life cycle, the role of the dermal papilla, hair strength, pigmentation, and the impact of diseases and treatments like minoxidil on hair and skin.
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.
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.
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.
July 2023 in “Research Square (Research Square)” Skin's uneven surface and hair follicles affect its stress and strain but don't change its overall strength, and help prevent the skin from peeling apart.
8 citations,
November 2019 in “Journal of Natural Fibers” Adding human hair to clayey soil makes it stronger, even after freeze-thaw cycles, and is eco-friendly and cheap.
59 citations,
August 2003 in “Phytotherapy Research” Ginseng, especially red ginseng, helps hair grow by increasing blood flow and energy to hair roots.