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.
March 2022 in “Institutional Repositories DataBase (IRDB)” Philippine stingless bee propolis may promote hair growth and fight cancer.
9 citations
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January 1989 in “Journal of Small Animal Practice” Abyssinian cats can have a hair abnormality that makes their coat look rough and dull.
1 citations
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February 2009 in “Journal of Investigative Dermatology” Lipase H is important for hair follicle function and shaping hair fibers.
1 citations
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January 2015 in “China Animal Husbandry & Veterinary Medicine” Four keratin genes are crucial for hair growth in Xinji fine wool sheep.
22 citations
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April 1967 in “Australian Journal of Zoology” Southern elephant seals develop hair follicles and skin layers before birth, with moulting starting a week after birth and finishing in three weeks.
210 citations
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February 2008 in “Nature genetics” Mutations in the P2RY5 gene cause autosomal recessive woolly hair.
3 citations
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December 2008 in “Frontiers of Agriculture in China” The Cashmere goat hair keratin gene is crucial for hair structure.
95 citations
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July 2007 in “Journal of Experimental Botany” Root hairs help barley grow better in zinc-deficient soil.
13 citations
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October 2008 in “PubMed” Japanese women's curved hair has an uneven internal structure and varying amino acid composition.
3 citations
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January 2018 in “Chiang Mai University Journal” Centella asiatica extract may help promote hair growth.
January 2005 in “Medical Entomology and Zoology” The reinforced collagen sponge helps grow normal hair in mice.
6 citations
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April 2022 in “Frontiers in cell and developmental biology” The research identified key proteins and genes that may influence wool bending in goats.
March 2022 in “Journal of drug delivery and therapeutics” Sea hibiscus leaf extract at 30% concentration in a hair tonic significantly increased hair growth in guinea pigs.
1 citations
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January 1989 Four antibodies were developed to help study hair follicle cell differentiation.
5 citations
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September 2006 in “Natural medicines/Journal of natural medicines” Microscopic hair features can identify different Cauda Cervi species.
2 citations
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January 2023 in “BMC plant biology” Scientists found new genetic areas that affect how rice root hairs grow and develop.
April 2025 in “Jurnal Analis Farmasi” Ambon banana peel extract promotes hair growth.
July 2025 in “Bioma Berkala Ilmiah Biologi” Wild boar skin from Timor Island has three layers with various structures like hair follicles and glands.
34 citations
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July 1958 in “Biochimica et Biophysica Acta” 2 citations
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June 2022 in “Phytomedicine” Shi-Bi-Man helps hair regrowth by activating the FGF pathway in cells.
86 citations
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May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
81 citations
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September 2013 in “PLoS ONE” Primary and secondary hair follicle cells in Cashmere goats have different gene expressions affecting hair growth and size.
March 2023 in “Asian Journal of Beauty and Cosmetology” HX109 herbal extract helps hair grow by boosting cell growth and reducing cell death.
170 citations
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January 2010 in “animal” Hair follicle growth and fiber production in animals are influenced by chemical signals, proteins, pigmentation, genetics, and nutrients.
30 citations
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December 2014 in “BMC Genetics” Certain genes and proteins may influence wool growth in Aohan fine wool sheep.
January 1994 in “Nihon Chikusan Gakkaiho” Collagen fibrils in mink skin change structure during hair growth, becoming looser and thicker in the active phase.
1 citations
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October 2017 Suruhan extract made rabbit hair grow longer but didn't increase hair thickness.
Monegy, a mix of certain plant extracts, may promote hair growth and repair.
19 citations
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May 2016 in “Matrix Biology” Deleting a specific protein in skin cells disrupts normal hair growth and development.