January 2022 in “Figshare” Melatonin affects when and how certain genes work during the different stages of goat hair growth.
15 citations
,
September 1970 in “Journal of Animal Science” Copper in the diet helps maintain hair color and mineral balance in calves.
A black Doberman with hair loss improved partially with omega-3/omega-6 treatment.
May 2021 in “GSC Advanced Research and Reviews” Hair color is influenced by genetics and can indicate certain health conditions.
1 citations
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April 2024 in “Science Advances” Female cuckoo color differences are linked to their unique genes and help avoid male harassment.
January 2022 in “Figshare” Melatonin affects when and how certain genes work during the growth of goat hair follicles.
March 2007 in “International Journal of Cosmetic Science” Hair with more melanin resists weather damage better.
152 citations
,
December 2003 in “Micron” As people age, their hair follicles produce less pigment, leading to gray and white hair, due to factors like reduced enzyme activity and damage to melanocyte DNA.
2 citations
,
November 2018 in “Veterinary Dermatology” Poodles' hair changes aren't always linked to calcium, and special staining is needed to detect true calcium deposits.
April 2018 in “Journal of Investigative Dermatology” The research found that a specific skin cell type not only triggers hair growth but also controls hair color, and that aging can lead to hair loss and color changes.
January 2022 in “Figshare” Melatonin affects when and how certain genes work during the growth of goat hair follicles.
7 citations
,
March 1990 in “Pigment Cell Research” Certain chemicals cause hair graying in black mice but not yellow mice.
32 citations
,
September 1966 in “Journal of Investigative Dermatology” October 2025 in “Molecular Genetics and Genomics”
January 2007 in “Journal of the American Academy of Dermatology” A 73-year-old man's grey-white hair turned dark brown after eczema treatment.
6 citations
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March 2011 in “Experimental Dermatology” Too much or too little selenium in the diet can cause hair loss and graying in mice.
86 citations
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August 2000 in “Pigment cell research” Melanocyte activity in hair follicles is linked to the hair growth cycle, being active in growth phases and inactive in rest phases.
2 citations
,
October 2010 in “Journal of dermatological treatment” External treatments can change hair growth patterns in nude mice.
March 1996 in “Proceedings of the British Society of Animal Science” Increasing dietary zinc improves dogs' hair growth and coat condition.
January 2022 in “Figshare” Melatonin affects when and how certain genes work during the different stages of hair growth in goats.
20 citations
,
December 1995 in “Veterinary Dermatology” Yorkshire Terriers with Colour Dilution Alopecia have reduced melanin and hair structure issues.
Younger goats produce more cashmere and have healthier hair follicles due to better antioxidant capacity.
2 citations
,
November 2024 in “JAAD reviews.” Certain drugs can change hair color, either lightening or darkening it.
1 citations
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December 2024 in “Scientific Data” Researchers identified key molecular changes in goat hair follicles that could improve cashmere production.
January 2025 in “Arquivo Brasileiro de Medicina Veterinária e Zootecnia” Agoutis in captivity have more resting (telogen) hairs than growing (anagen) hairs, regardless of season or gender.
4 citations
,
July 2024 in “BMC Zoology” Dromedary camel hair structure and mineral content change with age.
Cows moving from tie-stall to free-stall housing had more heel problems, less joint lesions, and higher stress levels.
January 2025 in “Open Veterinary Journal” Supplements improved the dog's hair growth without side effects.
November 2009 in “Companion Animal” The document suggests that Alopecia X in dogs is mainly a cosmetic issue and might be better left untreated.