41 citations
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October 2008 in “The American journal of pathology” Blocking a specific protein signal can make hair grow on mouse nipples.
Hair growth is controlled by cell interactions and influenced by specific growth factors and hormones.
24 citations
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February 2016 in “Journal of Animal Physiology and Animal Nutrition” Hair sheep in tropical climates need different mineral amounts for growth than commonly recommended.
34 citations
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December 2009 in “The International Journal of Developmental Biology” Too much thymosin beta4 causes weird teeth and more hair growth in mice.
17 citations
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December 2006 in “Gene Expression Patterns” Scube3 gene affects mouse embryo growth in multiple areas, but needs more research.
1 citations
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February 2025 in “Journal of Anatomy” Gray short-tailed opossums' skin shifts from helping with breathing to regulating body temperature as they grow.
13 citations
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June 1989 in “Pediatric clinics of North America/The Pediatric clinics of North America” The conclusion is that young women with excessive hair growth should be quickly tested for hormonal issues and treated to improve their social well-being.
55 citations
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February 1975 in “Journal of Cutaneous Pathology” Dermal cell activity increases during hair growth in rats.
2 citations
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January 2012 in “Zhongguo nongye Kexue” EGF helps secondary hair follicles grow in young gray goats.
October 2025 in “Indian Journal of Paediatric Dermatology” The infant's hair loss resolved naturally by 20 months without treatment.
June 2005 in “Key Engineering Materials” Using hydrogels to slowly release growth factors can effectively boost hair growth in mice.
10 citations
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January 2014 in “Genetics and Molecular Research” Liaoning Cashmere goat hair follicles show synchronized growth patterns with lowest activity in May.
98 citations
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April 2003 in “Die Naturwissenschaften” February 1970 in “Science”
February 2024 in “Psychoneuroendocrinology” Mothers with lower stress during pregnancy but higher stress after birth had infants with lower development scores.
Understanding hair follicle interactions can help treat male pattern baldness.
15 citations
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June 2015 in “PLoS ONE” Thymosin beta-4 promotes hair growth in mice.
2 citations
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January 2015 in “BioMed Research International” Growth factor treatments are increasingly used in medicine but require more research to fully understand their mechanisms.
3 citations
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June 1979 in “The Journal of Dermatology” Glycosaminoglycan levels peak early in hair growth and decrease as the cycle progresses.
January 2016 in “프로그램북(구 초록집)” Hormones and neuropeptides affect hair growth, with androgens having opposite effects on beard and scalp hair.
133 citations
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July 1994 in “Journal of Dermatological Science” Human hair growth can be influenced by certain growth factors and has specific metabolic needs.
15 citations
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April 2022 in “Ginekologia Polska” Higher thyroid hormone levels may be linked to certain types of polycystic ovary syndrome.
12 citations
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July 2012 in “Social Psychological and Personality Science” Men with shaved heads are seen as more dominant but older and less attractive.
8 citations
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July 2008 in “Facial Plastic Surgery Clinics of North America” More men are getting non-surgical cosmetic treatments due to increased income and social acceptance, with less invasive options being preferred.
7 citations
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November 2004 in “International Journal of Cosmetic Science” Hair breaks differently when wet or dry and is affected by its condition and treatments like perms and bleaching.
A 9-year-old girl developed type 1 diabetes and alopecia after being treated for a rare kidney disease.
5 citations
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January 2000 Contraceptives may affect hair growth due to estrogen, with effects varying by individual.
Rat skin develops from a single layer to adult-like skin with hair follicles by day 21.
1 citations
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January 2013 in “China Animal Husbandry & Veterinary Medicine” VEGF increases in goat hair follicles during fetal development, boosting skin blood vessel density.