November 2023 in “Journal of Basic Microbiology” Green-synthesized zinc oxide nanoparticles effectively inhibit common fungi found on human scalp hair.
July 2023 in “Veterinary pathology” White-tailed deer can get a hair loss condition that might make them more vulnerable to environmental threats.
Higher PD-1 levels mean fewer CD8+ T cells in alopecia areata hair follicles.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” HPV8 causes hair follicle stem cells to grow, leading to skin lesions.
September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A new staining method shows a special area in the hair's skin layer with lots of proteoglycans.
March 2009 in “Chinese Journal of Dermatology” Melanocytes in the outer root sheath are likely stem cells that grow fast but stay immature.
January 2008 in “Journal of Clinical Dermatology” Integrin alpha-6 and p63 proteins may play a role in hair loss and are important for hair growth and maintenance.
January 1992 in “Proceedings of the New Zealand Society of Animal Production” Ferret hair growth starts between 0 and 4 days after melatonin treatment, with cell growth peaking in the hair germ and declining as the hair matures.
April 2023 in “Journal of Investigative Dermatology” New drug targets for hair loss treatment were identified by studying cell interactions in hair follicles.
April 2017 in “Journal of Investigative Dermatology” Hair loss patterns differ between males and females due to 5 master regulators and JAK-STAT signaling affects hair growth.
January 2016 in “American Journal of Clinical and Experimental Medicine” Lower zinc levels in hair are linked to more severe male pattern baldness, but blood zinc levels don't show this link. Age also increases baldness severity.
138 citations
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March 2007 in “Experimental cell research” Only a few hair-specific keratins are linked to inherited hair disorders.
6 citations
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June 2011 in “Journal of The American Academy of Dermatology” Iron deficiency might be linked to hair loss, but more research is needed.
5 citations
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October 2007 in “PubMed” Amino acids in conditioners improve hair strength, hydration, and color retention.
3 citations
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January 2011 in “Wspolczesna Onkologia-Contemporary Oncology” Scalp hypothermia can prevent chemotherapy-induced hair loss but is not suitable for all patients, and more research is needed to improve prevention methods.
2 citations
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October 2022 in “Jikken Dobutsu” Philippines stingless bee propolis helps hair grow by activating a specific cell signaling pathway.
November 2023 in “Journal of Bioscience and Bioengineering” Exosomes show promise for hair growth but face challenges in standardization and concentration for clinical use.
296 citations
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October 2018 in “General and Comparative Endocrinology” Hair cortisol is a reliable way to measure long-term stress in animals.
122 citations
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January 2006 in “Molecular & Cellular Proteomics” Human hair contains many proteins, with some being highly abundant and modified.
99 citations
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July 2005 in “Ultramicroscopy” The research improved understanding of hair and skin properties across different ethnicities and conditions.
93 citations
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February 2008 in “Atmospheric environment” Ozone reacts more with unwashed hair, producing compounds due to scalp oils, which could lower ozone exposure but increase exposure to reaction products.
89 citations
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August 2008 in “Human genetics” The EDAR gene greatly affects hair thickness in Asian populations.
85 citations
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December 1990 in “Journal of Investigative Dermatology” Minoxidil promotes hair growth in women with early-stage alopecia.
81 citations
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December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
72 citations
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February 2011 in “American Journal of Biological Anthropology” The conclusion is that recognizing hair growth cycles can improve the precision of dietary and health assessments from hair analysis.
67 citations
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May 2013 in “Therapeutic drug monitoring” Wait 4-5 weeks after drug use before hair testing and cut hair into three segments to confirm single drug exposure.
56 citations
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January 1996 in “Journal of Forensic Sciences” Dye enters hair at the edges of cuticle cells and penetrates more from water than alcohol-based solutions.
51 citations
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September 2020 in “Cell Metabolism” Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.
51 citations
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January 2004 in “Domestic animal endocrinology” Melatonin implants and long daylight hours alter the timing of hormone release and hair growth in mouflon sheep.
49 citations
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November 2014 in “Journal of Medicinal Food” Red Ginseng Extract may help human hair grow by activating growth pathways and blocking negative effects of certain hormones.