Dark hair with a red beard likely evolved for camouflage, not attraction.
A white-tailed deer fawn in South Dakota was the first cervid found with congenital hypotrichosis, a condition causing sparse or missing hair.
256 citations
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October 2013 in “Nature Communications” Bioengineered lacrimal glands can restore tear production and protect eyes.
193 citations
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February 2015 in “Nature Communications” Fungi-produced compounds can change plant root growth.
162 citations
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December 2008 in “Stem Cells” Hair follicle stem cells can become corneal-like cells, potentially helping restore vision.
161 citations
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April 2006 in “Journal of Investigative Dermatology” Liposomes with certain properties can effectively deliver drugs deep into hair follicles.
151 citations
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November 2018 in “International Journal of Pharmaceutics” Nanoparticles improve drug delivery through the skin but more research is needed on their long-term effects and skin penetration challenges.
132 citations
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April 2007 in “European journal of pharmaceutics and biopharmaceutics” The microemulsion delivered the dye deeper into the skin than the cream.
110 citations
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January 2014 in “Journal of Controlled Release” Phospholipid-coated nanoparticles penetrate hair follicles better than others, especially in pig ears.
95 citations
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July 2015 in “European journal of pharmaceutics and biopharmaceutics” Lipid nanoparticles can help deliver drugs through hair follicles but struggle to penetrate deeper skin layers.
95 citations
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July 2007 in “Journal of Experimental Botany” Root hairs help barley grow better in zinc-deficient soil.
91 citations
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July 2010 in “Tissue Engineering Part A” Low-oxygen conditions and ECM degradation products increase the healing abilities of perivascular stem cells.
86 citations
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August 2021 in “Polymers” Microneedles are effective for drug delivery, vaccinations, fluid extraction, and treating hair loss, with advancements in manufacturing like 3D printing.
86 citations
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March 1993 in “Toxicology and Applied Pharmacology” Finasteride affects male rat genitalia development, causing abnormalities during specific pregnancy days.
84 citations
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March 2010 in “Infectious Disease Clinics of North America” The document concludes that rapid identification, isolation, and strict infection control are crucial to manage SARS outbreaks.
82 citations
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December 2015 in “Nanomedicine” Nanoparticle systems make cancer treatment less toxic.
80 citations
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January 2020 in “Journal of Nanobiotechnology” Nanomaterials can aid tissue repair and healing but need more safety research.
79 citations
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January 2015 in “Journal of Materials Chemistry B” Smart biomaterials that guide tissue repair are key for future medical treatments.
75 citations
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November 1965 in “Textile research journal” Papain and bisulfite break down human hair by dissolving parts of it.
66 citations
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December 2016 in “Frontiers in Plant Science” Some rice types grow better roots for phosphorus uptake, but not all do.
65 citations
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April 2007 in “Chemistry and Physics of Lipids” Steroid hormones change the size, charge, and stability of DPPC liposomes.
64 citations
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December 2012 in “Stem Cell Reviews and Reports” Human hair follicle cells can be turned into stem cells similar to embryonic stem cells.
61 citations
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September 2024 in “Micromachines” Electrospun nanofiber membranes are promising for non-invasive medical uses like tissue repair and health monitoring.
61 citations
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September 2016 in “NPG Asia Materials” Glycol chitosan hydrogels enable quick, safe 3D cell spheroid formation for various applications.
53 citations
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April 1985 in “Developmental Biology” Fibronectin and other basement membrane components increase during hair growth and decrease during rest.
52 citations
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February 2005 in “Biopolymers” Chemical hair straightening changes hair proteins and mostly fixes broken bonds.
50 citations
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March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
48 citations
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April 2019 in “ACS Applied Materials & Interfaces” A new method for delivering drugs through the skin using biodegradable particles was found to be effective.
48 citations
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January 2002 in “Journal of Structural Biology” Trichocyte filaments have a low-density core and may include proteins for hair structure.
48 citations
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July 1988 in “PubMed” Rhino mice show significant meibomian gland changes, making them a potential model for studying gland disorders.