November 2023 in “Frontiers in cell and developmental biology” Hair aging is caused by stress, hormones, inflammation, and DNA damage affecting hair growth and color.
January 2021 in “Journal of cosmetology & trichology” Ageratum conyzoides L. extract may effectively and safely treat hair loss.
September 2020 in “Research Square (Research Square)” Researchers found that certain RNA sequences play a role in yak hair growth and these sequences are somewhat similar to those in cashmere goats.
Forensic hair analysis for drugs is now more reliable and accurate.
Hair follicles can be used to quickly assess drug effects in cancer treatment.
Avicennia marina extract and avicequinone C can potentially promote hair growth and treat hair loss by interfering with hair loss mechanisms and boosting growth factors.
Dermal stem cells help regenerate hair follicles and heal skin wounds.
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.
42 citations
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March 2006 in “Drug Discovery Today: Therapeutic Strategies” The conclusion is that we need more effective hair loss treatments than the current ones, and these could include new drugs, gene and stem cell therapy, hormones, and scalp cooling, but they all need thorough safety testing.
29 citations
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December 2019 in “Stem Cells Translational Medicine” Fully regenerating human hair follicles not yet achieved.
27 citations
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January 2020 in “Experimental Dermatology” Immune cells affect hair growth and could lead to new hair loss treatments.
19 citations
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May 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” The type 3 IP3 receptor is important for controlling hair loss and growth.
September 2025 in “Acta Scientific Pharmaceutical Sciences” Rice water may improve hair strength, shine, and growth, but more research is needed.
September 2023 in “Nature communications” Alk1 in specific cells is crucial for proper nerve branching and hair function.
March 2016 in “Institutional Repositories DataBase (IRDB)” Collagen peptides may promote hair growth by activating certain genes in the skin.
46 citations
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October 2012 in “Dermatologic Clinics” Female pattern hair loss diagnosed by scalp appearance, treated with combined therapies and targeted approaches.
9 citations
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April 2019 in “International journal of molecular sciences” Human hair grows better in a special gel that mimics skin.
November 2025 in “Journal of Ayurveda and Integrated Medical Sciences” Herbal hair dyes are safe, effective, and beneficial for hair health.
April 2025 in “Journal of the Association for Research in Otolaryngology” NM2 and RLC phosphorylation are essential for normal inner ear hair cell function.
September 2023 in “Frontiers in medicine” The mTOR signaling pathway is crucial for hair health and targeting it may lead to new hair loss treatments.
159 citations
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July 2006 in “Endocrine Reviews” Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.
131 citations
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July 2009 in “Experimental Dermatology” The document concludes that specific cells are essential for hair growth and more research is needed to understand how to maintain their hair-inducing properties.
127 citations
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December 2005 in “Experimental Dermatology” Stress can stop hair growth in mice, and treatments can reverse this effect.
125 citations
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September 2001 in “The FASEB Journal” Stress can cause hair loss by negatively affecting hair follicles and this effect might be reversed with specific treatments.
122 citations
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July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
98 citations
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October 2012 in “Dermatologic Clinics” Eating the right nutrients can improve hair health, but taking extra supplements usually doesn't help unless you have a deficiency.
95 citations
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July 2010 in “Genes & development” Notch/CSL signaling controls hair follicle differentiation through Wnt5a and FoxN1.
91 citations
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May 2003 in “American Journal of Pathology” Prolactin affects hair growth cycles and can cause early hair follicle regression.
90 citations
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October 1996 in “Dermatologic Clinics” Growth factors are crucial for hair development and could help treat hair diseases.
84 citations
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January 2018 in “Biomaterials Science” Sericin hydrogels heal skin wounds well, regrowing hair and glands with less scarring.