11 citations
,
July 2021 in “Genetics selection evolution” Researchers found genes and genetic variants linked to sheep wool and skin wrinkles.
Adenosine and caffeine can promote hair growth.
December 2025 in “Jurnal Farmasi Tinctura” Cocoa leaf extract is effective and safe for promoting hair growth.
January 2022 in “Figshare” Melatonin affects when and how certain genes work during the growth of goat hair follicles.
9 citations
,
December 2022 in “Genes” CNVs influence hair length in Tianzhu white yaks.
6 citations
,
February 2016 in “American Journal of Dermatopathology” The boy with woolly hair nevus had thinner hair and abnormal hair follicles, which improved with treatment but worsened when treatment stopped.
48 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.
2 citations
,
September 2022 in “World Rabbit Science” The WIF1 gene is crucial for hair growth in Angora rabbits.
January 2000 in “Acta Academiae Medicine Militaris Tertiae” Epidermal growth factor boosts growth of hair follicle cells.
January 2022 in “Figshare” Melatonin affects when and how goat hair follicle genes turn on and off during growth cycles.
January 2022 in “Figshare” Melatonin affects when and how certain genes work during the growth of goat hair follicles.
January 2013 in “프로그램북(구 초록집)” A 0.5 mm microneedle roller best promotes hair growth.
8 citations
,
September 1958 in “Acta pathologica et microbiologica Scandinavica” Certain treatments can speed up local hair growth in mice but don't change the overall hair growth pattern.
116 citations
,
January 1957 in “Australian Journal of Agricultural Research” Certain hair follicle traits in Merino sheep may be inherited.
12 citations
,
June 2013 in “Gene” Researchers found genes that affect hair growth in Yangtze River Delta white goats.
July 2022 in “New Zealand journal of agricultural research” The KRTAP27-1 gene variations in sheep may affect wool length and weight.
April 2024 in “Journal of wildlife diseases” Muskox hair growth rates vary widely, so a single growth rate can't be used for all populations.
January 2022 in “Figshare” Melatonin affects when and how certain genes work during the different stages of hair growth in goats.
5 citations
,
June 2011 in “PLoS ONE” Mammoth hair grew faster than human hair and showed seasonal changes in growth and mineral content.
April 2021 in “Indian Journal of Animal Research” Goat skin has collagen, elastic, and reticular fibers, with hair follicles increasing in depth as goats age.
1 citations
,
January 2008 in “Proceedings of the 9th World Rabbit Congress, Verona, Italy, 10-13 June 2008” Furless male rabbits grew slightly faster and heavier than furred ones, but testosterone levels were not the cause.
January 2025 in “Conservation Physiology” Bear hair grows 0.10 to 1.05 mm per day, varying by individual and season.
Cocor Bebek leaf extract may promote hair growth better than minoxidil at high concentrations.
28 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology”
September 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Non-invasive methods can effectively monitor hair growth cycles, aiding hair loss treatment development.
April 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Exosomes from small-tailed Han sheep enhance hair growth in mice.
30 citations
,
August 2004 in “British Journal of Plastic Surgery” Chest hair can be successfully used for scalp hair transplants, growing longer like scalp hair.
1 citations
,
April 2018 in “Journal of dairy science” Dairy cows' skin and hair follicles change size and growth phase around the time they give birth.
13 citations
,
November 2009 in “Journal of Dermatological Science” A gene mutation causes woolly hair in a Syrian patient.