1 citations
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January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
15 citations
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July 2004 in “Journal of morphology” Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.
87 citations
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July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
23 citations
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December 1991 in “Annals of the New York Academy of Sciences” Balding scalps slow down hair growth.
28 citations
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March 2016 in “Toxicologic pathology” Dogs could be good models for studying human hair growth and hair loss.
August 2012 in “Nature Cell Biology” Hair grows when stem cell offspring in the follicle base proliferate, influenced by the dermal papilla.
February 2023 in “PLOS ONE” Caizhixuan hair tonic helps treat hair loss by promoting hair growth and improving hair follicles.
67 citations
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February 1994 in “Developmental dynamics” Specific proteins and molecules play key roles in the development of human hair follicles.
46 citations
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March 2017 in “Nanotoxicology” Nano-ZnO on skin may hinder hair growth by affecting stem cells.
141 citations
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June 2002 in “Philosophical Transactions of the Royal Society B Biological Sciences” The study revealed how specific genes and proteins control root hair growth in plants.
2 citations
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March 2011 in “Veterinary Dermatology” FGF18 is present in beagle dog hair follicles, mainly in the inner root sheath.
2 citations
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February 2021 in “FEBS open bio” Human hair keratins K85 and K35 create unique filament patterns important for early hair formation.
2 citations
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September 1978 in “Anatomia Histologia Embryologia” Alkaline phosphatase activity in Beagle dog hair follicles is weakest in anagen and strongest in telogen.
19 citations
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November 1993 in “Mammalian Genome” A gene mutation in mice causes permanent hair loss and skin issues.
7 citations
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January 1997 in “International Biodeterioration & Biodegradation” Microsporum canis breaks down animal hair fastest in sheep and foxes, slowest in humans.
September 2017 in “Journal of Investigative Dermatology” The research concluded that hyaluronic acid affects the formation and growth of hair follicle-like structures in a lab setting.
9 citations
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June 2014 in “British Journal of Dermatology” The study found that balding scalps have more thin hairs and larger oil glands, which might contribute to skin conditions related to hair loss.
Hairlessness in mammals is due to complex genetic changes in both genes and regulatory regions.
6 citations
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January 2004 in “DNA Research” A mutation in the Sgkl gene causes defective hair growth in mice.
26 citations
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December 2020 in “Genes” A combination of IGF-1 and EGF promotes hair growth in Angora rabbits.
2 citations
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March 1997 in “Hair transplant forum international” Transplanting rat whisker follicles can lead to successful hair growth after cutting them.
17 citations
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December 2010 in “Journal of Investigative Dermatology” Flightless I protein affects hair growth, with low levels delaying it and high levels increasing hair length in rodents.
166 citations
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July 1999 in “American Journal Of Pathology” The hairless (hr) gene is essential for normal hair follicle function and its mutation leads to hair loss.
January 2009 in “Chinese journal of Clinical Medicine”
1 citations
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January 2020 in “Qucosa (Saxon State and University Library Dresden)” Fine hair on bovine leathers is hard to remove, lowering leather quality and value, but can be managed with specific processing methods.
2 citations
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January 1977 in “PubMed” 254 citations
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January 2007 in “Chemical Society Reviews” Hair is a complex protein fiber with unique properties useful for developing hair products.
August 2024 in “Journal of Animal Science and Technology” Angora goat hair growth is influenced by gene expression, sex hormones, and breed differences.
Lack of Fgf21 slows hair growth by affecting gene interactions.
18 citations
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August 2018 in “The FASEB journal” Rabbits lacking the Hoxc13 gene show similar hair and skin issues to humans with ECTD-9, making them good for research on this condition.