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September 2008 in “Annual Review of Genomics and Human Genetics” The document concludes that the fast-growing direct-to-consumer genetic testing market lacks sufficient regulation, posing risks to consumers due to questionable test quality and accuracy.
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September 2016 in “JCI insight” Tofacitinib is safe and effective for severe alopecia areata, but hair loss may return 2 months after stopping treatment.
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May 2018 in “Trends in cell biology” Different types of skin cells play specific roles in development, healing, and cancer.
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April 2018 in “Cold Spring Harbor Perspectives in Biology” Keratins are crucial for cell structure, growth, and disease risk.
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.
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June 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
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April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
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May 2006 in “Genes & Development” Keratin 17 is crucial for normal hair growth by regulating hair cycle transitions with TNFα.
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November 2020 in “International Journal of Molecular Sciences” Keratinocytes help heal skin wounds by interacting with immune cells and producing substances that kill pathogens.
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February 2020 in “Frontiers in Plant Science” RNAi-based biopesticides could be safe and effective for pest control with careful development and risk assessment.
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January 2018 in “Scientific Reports” Mycorrhiza helps trifoliate orange grow better roots and handle drought.
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May 2015 in “Experimental Dermatology” Microneedles help improve skin appearance and deliver skin treatments effectively, but safety concerns need more research and regulation.
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March 2016 in “PLoS ONE” Key genes and pathways crucial for hair follicle development in cashmere goats were identified, aiding fleece production improvement.
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January 2009 in “International Journal of Trichology” Oxidative stress contributes to hair graying and loss as we age.
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May 2019 in “Phytomedicine” Cepharanthine is a well-tolerated drug with multiple medical uses, including anti-inflammatory and anti-cancer properties.
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August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
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March 2018 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production is closely linked to the active growth phase of hair in mice and may also influence hair growth itself.
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November 2006 in “The Milbank Quarterly” Drug advertising has greatly increased, changing consumer behavior and raising concerns about its influence on healthcare and patient protection.
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July 2014 in “Trends in Molecular Medicine” Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.
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October 2014 in “PLoS Genetics” Wnt signaling is essential for forming the skin's spinous layer through a BMP-FGF pathway.
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September 2018 in “Nature Communications” A certain smell receptor in hair follicles can affect hair growth when activated by a synthetic sandalwood scent.
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February 2019 in “Experimental & Molecular Medicine” PAK4 is crucial in cancer progression, brain development, and could be a therapeutic target, especially through the PAK4-CREB axis.
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January 2006 in “Journal of cellular physiology” Mice without the vitamin D receptor gene lose hair due to disrupted hair follicle cycles.
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August 2025 in “Signal Transduction and Targeted Therapy” Extracellular vesicles show promise for treating diseases but face challenges in development and regulation.
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September 2006 in “Cell Cycle” The HR protein's role as a repressor is essential for controlling hair growth.
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January 2019 in “International journal of biological sciences” Exosomes from dermal papilla cells help hair growth by making hair follicle stem cells multiply and change.
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November 2012 in “Expert Opinion on Drug Safety” 5-alpha reductase inhibitors can cause sexual side effects like erectile dysfunction and reduced sexual desire, sometimes lasting after stopping the drug.
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November 2010 in “Middle East Fertility Society Journal” PCOS affects women's health by increasing the risk of diabetes, heart disease, and reproductive issues.