December 2011 in “URMIA MEDICAL JOURNAL” Glycoconjugate sugars are important for hair follicle development.
41 citations
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January 2001 in “Journal of Investigative Dermatology” 130 citations
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April 2003 in “Journal of Investigative Dermatology” Four specific keratins in hair follicles help understand hair structure and function.
90 citations
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July 1993 in “Journal of Investigative Dermatology” 14 citations
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May 1979 in “International Journal of Dermatology” Trichostasis spinulosa mainly affects the nose, with many tiny hairs in one follicle, possibly influenced by hormones and sunlight.
2 citations
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December 2017 in “Korean Journal of Medicinal Crop Science” Houttuynia cordata extract promotes hair growth and could be useful in hair care products.
June 2025 in “Current Trends in Biotechnology and Pharmacy” The polyherbal hair tonic promotes hair growth and has antibacterial properties.
1 citations
,
January 2020 in “Indian Dermatology Online Journal” Pigtail hair is a sign of new hair growth and should be recognized in hair loss conditions like acute telogen effluvium.
8 citations
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May 2005 in “The American journal of dermatopathology/American journal of dermatopathology” The hair defect is due to abnormal inner root sheath keratinization.
Trichohyalin, a protein from pig tongue, was purified and found to have a filamentous structure.
13 citations
,
January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
26 citations
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September 1999 in “Canadian Journal of Botany” The RHD4 gene is crucial for consistent root hair growth in Arabidopsis thaliana.
46 citations
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January 1991 in “Tissue and Cell” The male silkmoth's antenna develops olfactory structures over 21 days, with full hair formation by day 15.
7 citations
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January 2022 in “Molecules” Tectoridin helps human hair cells grow and makes mouse hair longer, suggesting it could treat hair loss.
Recognizing bamboo hair helps diagnose Netherton’s syndrome.
8 citations
,
May 2008 in “Applied surface science” Mummy hair from the Taklamakan desert has calcium and phosphorus inside.
October 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Root hair growth slows under force, confirming a model of cell wall mechanics.
3 citations
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August 2019 in “Medika Tadulako: Jurnal Ilmiah Kedokteran Fakultas Kedokteran dan Ilmu Kesehatan” A 3% hair tonic with bitter melon leaf and carrot extracts boosts hair growth effectively.
75 citations
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July 2016 in “New phytologist” The protein RSL4 is crucial for making root hairs longer by controlling genes related to cell growth.
1 citations
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December 2014 in “International Journal of Pharmacy and Pharmaceutical Sciences” Safflower flower extract in tiny fat-based particles can help hair grow.
12 citations
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January 2013 in “Acta Histochemica” Junctional proteins stabilize the inner root sheath and connect the companion layer in human hair.
27 citations
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May 2011 in “Journal of Investigative Dermatology” TCHHL1 is a protein important for hair growth, found in hair follicles.
38 citations
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February 1989 in “Journal of Investigative Dermatology”
188 citations
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May 2009 in “Plant physiology” Researchers found 19 genes important for root hair growth in a plant called Arabidopsis.
2 citations
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January 2019 in “Dermatology Review” Pigmented vellus and upright regrowing hairs predict hair regrowth in severe alopecia.
10 citations
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January 1971 in “The American midland naturalist” A simple method can show hair's surface pattern.
August 2024 in “Biophysics Reviews” Mammal hairs have different internal structures.
20 citations
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July 2005 in “Experimental dermatology” The fuzzy gene is crucial for controlling hair growth cycles.
1 citations
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July 2023 in “Horticulture research” Tiny RNA molecules help control the growth of plant hairs.
December 2022 in “Scientific Reports” Stem cells from whiskers can be transplanted to stimulate hair growth.