3 citations,
July 2012 in “Sokoto Journal of Veterinary Sciences” As sheep age, their hair fibers and follicles grow larger and more organized, with no significant differences between males and females.
20 citations,
May 2020 in “Experimental Dermatology” Aging scalp skin contributes to hair aging and loss, and more research is needed to develop better hair loss treatments.
55 citations,
August 2013 in “PloS one” Genetic differences between young and old Tan sheep explain why their fleece changes from curly to straight as they age.
53 citations,
September 1999 in “The journal of cell biology/The Journal of cell biology” K16 can partially replace K14 but causes hair loss and skin issues.
48 citations,
July 1996 in “Human & Experimental Toxicology” Human enzymes can detoxify harmful substances but might also increase their cancer risk.
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.
32 citations,
January 2005 in “Advances in Biochemical Engineering / Biotechnology” Fetal wounds heal without scarring because of different biological factors, which could help improve adult wound healing.
10 citations,
September 2020 in “Biopolymers” Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.
9 citations,
July 2018 in “Acta biomaterialia” Eyelash curvature is linked to the thickness of the cuticle layer at the root.
8 citations,
July 2011 in “Animal science journal” Keratin 33A is a key protein in goat winter coats, especially in high-producing breeds.
6 citations,
November 1988 in “Journal of the American Academy of Dermatology” The document concludes that hair analysis is not good for assessing nutrition but can detect long-term heavy metal exposure.
3 citations,
January 2019 in “Jikken doubutsu ihou/Jikken doubutsu/Experimental animals/Jikken Dobutsu” Pigs without the Hairless gene showed skin and thymus changes, useful for studying human hair disorders.
December 2023 in “International journal of molecular sciences” Chromosomal differences affect how muscle cells respond to testosterone.
1 citations,
April 2021 in “IntechOpen eBooks” The PCR technique can identify genetic differences in a wool-related gene among different sheep breeds, which may help improve wool and pelt quality.
71 citations,
January 2012 in “PloS one” The conclusion is that genetic differences affect how the cochlea heals after hair cell loss, which may challenge the creation of hearing loss treatments.
61 citations,
September 2010 in “Genomics” The study found that immune responses disrupt hair growth cycles, causing hair loss in alopecia areata.
18 citations,
May 2018 in “International Journal of Molecular Sciences” Human body's immune cells are more common in the layer of fat just beneath the skin than in deeper fat layers.
6 citations,
August 2023 in “BMC genomics” The study found that genetic differences related to hair growth and other traits help cashmere goats adapt to high-altitude environments.
1 citations,
April 2024 in “Science Advances” Female cuckoo color differences are linked to their unique genes and help avoid male harassment.
April 2017 in “Journal of Investigative Dermatology” Hair loss patterns differ between males and females due to 5 master regulators and JAK-STAT signaling affects hair growth.
32 citations,
February 2019 in “Journal of neurochemistry” Sex hormones affect brain injury differently in males and females.
8 citations,
September 2015 in “Clinics in Dermatology” Hair loss in children is diagnosed and treated differently than in adults, with different common causes and a focus on less invasive methods.
5 citations,
July 2014 in “Acta Crystallographica Section D-biological Crystallography” Mutations in the enzyme don't significantly change how it binds to its specific substances.
8 citations,
November 2023 in “Social Science & Medicine” Gendered social factors, not just biology, contribute to sex differences in adverse drug events.
5 citations,
February 2022 in “Biophysical journal” The model shows that filament flexibility and amino acid differences affect how fast intermediate filament proteins assemble.
2 citations,
November 2022 in “Veterinary sciences” The interdigital gland of Vembur sheep shows sex-based differences in size and chemical makeup, possibly affecting communication and disease protection.
January 2018 in “Springer eBooks” Different races and genders have unique skin and hair issues, requiring specialized care and more research for effective treatment.
32 citations,
April 2014 in “The journal of investigative dermatology/Journal of investigative dermatology” Loss of keratin K2 causes skin problems and inflammation.
15 citations,
July 1999 in “Dermatologic Clinics” The document concludes that immune system abnormalities cause alopecia areata, but the exact process is still not completely understood.
96 citations,
January 1997 in “Clinics in Dermatology” Pregnancy can cause skin pigmentation, stretch marks, and changes in hair, nails, and sweat glands, with most resolving after birth.