June 2026 in “Journal of Experimental Botany” Root hair growth is influenced by cell wall dynamics and various cellular factors.
8 citations
,
February 1968 in “Australian Journal of Zoology” The southern elephant seal's skin layer helps waterproof the skin by being tightly connected to hair shafts.
87 citations
,
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.
15 citations
,
August 2015 in “Scanning” Corkscrew and cigarette-ash-shaped hairs in tinea capitis are caused by internal hair degradation and external resistance.
11 citations
,
June 2012 in “Acta histochemica” Mice with a Gsdma3 gene mutation have thicker skin and longer hair follicle openings due to increased β-catenin levels.
1 citations
,
April 2019 in “PubMed” The medulla in Asian scalp hair has a tubular structure that allows ions and large molecules to flow through it.
February 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Cashmere goat hair growth follows a cycle with distinct growth, regression, and resting periods, influenced by specific genes.
254 citations
,
January 2007 in “Chemical Society Reviews” Hair is a complex protein fiber with unique properties useful for developing hair products.
17 citations
,
June 1990 in “PubMed” Hair varies in size and features depending on body region.
17 citations
,
November 1967 in “American Journal of Anatomy” Hairless mice have longer hair follicles and abnormal structures during the catagen phase.
1 citations
,
August 2020 The Shaven mutation in mice affects hair growth and causes a greasy coat due to abnormal lipid content.
2 citations
,
January 1990 26 citations
,
October 1996 in “Journal of Endocrinology/Journal of endocrinology” Goat hair follicles have insulin-like growth factor-I receptors that might affect hair growth, but no melatonin receptors were found.
2 citations
,
August 2018 in “Journal of pharmacopolium” The 3:2 combination of pandanus and sansevieria leaf extracts promotes the best hair growth.
5 citations
,
September 2020 in “Molecules” Extracts from three Polynesian plants were found to promote hair growth by affecting cell growth and gene expression related to hair.
12 citations
,
January 1988 in “YAKUGAKU ZASSHI” Certain natural extracts can promote hair regrowth.
November 2024 in “Traditional & Kampo Medicine” Kumazasa extract promotes hair growth in mice like minoxidil but without side effects.
January 2009 in “Heilongjiang xumu shouyi” Stem cells are present in goat hair follicles but decrease over time.
6 citations
,
January 2021 in “Journal of the mechanics and physics of solids/Journal of the Mechanics and Physics of Solids” The model shows that factors like follicle shape and stiffness are key for hair growth and anchoring.
Different genes and pathways are active in yak skin and hair cells, affecting hair growth and immune responses.
January 2005 in “Chinese Journal of Veterinary” Hairless mice lose hair by 3-4 weeks, develop thicker, folded skin, and show pigmentation differences.
1 citations
,
January 2021 in “Pakistan journal of zoology” Red fox, golden jackal, and gray wolf hairs have similar features but differ in length, thickness, and inner structure.
January 2009 in “Chinese journal of Clinical Medicine”
June 2025 in “Current Trends in Biotechnology and Pharmacy” The polyherbal hair tonic promotes hair growth and has antibacterial properties.
The 16th-century mummy's hair was well-preserved due to a calcium coating.
July 2023 in “Turkish journal of veterinary research” Wild boar bristles in Balıkesir vary in length and thickness but are unsuitable for species separation.
7 citations
,
March 2022 in “Molecules” 5-Bromo-3,4-dihydroxybenzaldehyde could potentially help hair growth by activating certain cell pathways and inhibiting others.
8 citations
,
July 2020 in “BMC genomics” The research found genes that change during cashmere goat hair growth and could help determine the best time to harvest cashmere.
15 citations
,
May 2010 in “International Journal of Cosmetic Science” The cell membrane complex in mammalian hair has three distinct types with different structures and chemical properties.
Metabolic processes and key genes like FGF5, FGFR1, and RRAS significantly affect hair follicle growth in Inner Mongolian Cashmere goats.