11 citations
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February 1982 in “RePub (Erasmus University, Rotterdam)” Studying hair roots can help diagnose hair diseases and guide treatments.
135 citations
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November 1987 in “Differentiation” Outer root sheath cells consistently express certain keratins influenced by their environment.
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April 2021 in “Plant Signaling & Behavior” MYB30 and EIN3 work against each other to control root hair growth and phosphorus uptake in plants when phosphate is low.
44 citations
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August 1990 in “PubMed” Keratins K1 and K10 are found in the inner root sheath and cuticle of human hair follicles.
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January 1993 in “Archives of dermatological research” Human hair follicles can grow and stay healthy for up to 8 days in a lab setting.
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June 2015 in “The anatomical record” Hexi cashmere goats' hair growth varies by stage, with Hoxc13 linked to hair activity.
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January 1989 Testosterone and dihydrotestosterone slow hair cell growth, while estradiol has no effect.
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January 1989 Researchers developed a method to grow skin-like tissue from hair cells.
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February 2009 in “Journal of Investigative Dermatology” Lipase H is important for hair follicle function and shaping hair fibers.
February 2026 in “South African Journal of Botany” Smoke water helps rice roots grow longer but reduces root hair growth under low phosphorus.
IRS-specific genes in Tan sheep hair follicles peak at birth and may affect wool crimp.
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December 2006 in “Mammalian Genome”
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December 2020 in “Notulae botanicae Horti Agrobotanici Cluj-Napoca” Mycorrhizal fungi and shading improve tea plant growth and nutrient uptake by changing hormone levels and gene expression.
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October 2020 in “Agronomy” Root hairs are crucial for phosphorus uptake in barley under low-phosphorus conditions.
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April 2019 in “The Plant Journal” Cyclic nucleotide-gated channels are crucial for proper root hair growth and calcium balance in plants.
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March 2018 in “Scientia Horticulturae” Auxin controls root-hair growth in citrus by affecting its signaling pathway.
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July 2001 in “Trends in Molecular Medicine” Future hair loss treatments should aim to extend hair growth, reactivate resting follicles, reverse shrinkage, and possibly create new follicles, with gene therapy showing promise.
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February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” EGF makes hair follicles grow longer but stops hair production.
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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.
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May 2002 in “The Plant Journal” The IRE gene is important for normal root hair growth in Arabidopsis plants.
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March 1998 in “Archives of Dermatological Research” The enzyme that changes testosterone to a stronger form is mostly found in the part of the hair follicle called the dermal papilla.
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July 1999 in “The EMBO Journal” Overexpression of certain genes can shorten hair by disrupting the hair-growth cycle.
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January 2006 in “Colloids and Surfaces B: Biointerfaces” Researchers found that bulge cells from human hair can grow quickly in culture and have properties of hair follicle stem cells, which could be useful for skin treatments.
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February 2015 in “Experimental Cell Research” NFIC helps human dental stem cells grow and become tooth-like cells.
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August 2019 in “Environmental research” Pseudomonas sp. T5-6-I bacteria increase selenium uptake in Brassica oleracea plants by 130%.
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March 2022 in “Plant Cell & Environment” The protein AtRXR3 limits root hair growth in Arabidopsis, affecting phosphorus uptake.
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March 2001 in “Clinics in Dermatology” Hair microscopy is useful for diagnosing hair disorders, but clear definitions are needed for accurate genetic analysis.
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January 2001 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Lysosomal proteases and cytoplasmic enzymes help hair follicle cells develop and differentiate.
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October 1991 in “Archives of Dermatological Research” Testosterone, DHT, and estradiol significantly affect hair cell growth.
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January 2018 in “Advances in Experimental Medicine and Biology” The document concludes that hair follicles have a complex environment and our understanding of it is growing, but there are limitations when applying animal study findings to humans.