February 2025 in “Biomolecules” Melatonin can help or hinder hair growth depending on the dose.
April 2017 in “Journal of Investigative Dermatology” Laser treatment may help with hair growth in some people with frontal fibrosing alopecia, but results vary and the exact way it works is unclear.
1039 citations
,
February 2009 in “Nature Reviews Molecular Cell Biology” Skin stem cells are crucial for maintaining and repairing the skin and hair, using a complex mix of signals to do so.
24 citations
,
March 2018 in “Pigment Cell & Melanoma Research” The environment around melanocyte stem cells is key for hair regeneration and color, with certain injuries affecting hair color and potential treatments for pigmentation disorders.
300 citations
,
August 2012 in “Seminars in Cell & Developmental Biology” The conclusion is that certain cell interactions and signals are crucial for hair growth and regeneration.
155 citations
,
August 2003 in “Journal Of Experimental Zoology Part B: Molecular And Developmental Evolution” Understanding hair growth involves complex interactions between molecules and could help treat hair disorders.
45 citations
,
April 2018 in “Nature Reviews Urology” Male genital development is driven by androgen signaling and understanding it could help address congenital anomalies.
31 citations
,
May 2015 in “Stem Cell Reports” Stem cells and their surrounding environment in hair follicles work closely together, affecting hair growth and having implications for cancer and tissue regeneration.
16 citations
,
August 2022 in “Nature Communications” ROR2 is essential for hair follicle stem cell renewal and maintenance.
3 citations
,
December 2022 in “Nutrients” Limonin from young citrus fruits may help with hair growth by affecting cell growth and hair cycle pathways.
3 citations
,
November 2015 in “Journal of Investigative Dermatology” Testosterone can both promote hair growth and cause baldness by affecting hair growth signals.
1 citations
,
October 2025 in “Journal of Microbiology and Biotechnology” Natural extracts may promote hair growth with fewer side effects than conventional treatments.
January 2026 in “Communications Biology” Yak hair follicles adapt to cold through specific gene regulation, enhancing cell growth.
January 2026 in “Archives of Internal Medicine Research” PRP, exosomes, and physical therapies show promise for hair and tissue repair, but need more research for optimization.
May 2024 in “The journal of investigative dermatology/Journal of investigative dermatology” β-Catenin is essential for new hair growth after skin injury.
September 2004 in “Experimental Dermatology” Key signals like Wnt and β-catenin are crucial for skin and hair development, with potential for treating skin disorders.
26 citations
,
May 2017 in “Lasers in Medical Science” Laser therapy and hair growth factors significantly improve hair density in male baldness.
January 2026 in “Theoretical and Natural Science” Targeting Lgr5+ stem cells and Wnt signaling may effectively treat hair loss.
555 citations
,
July 2001 in “Genes & Development” Tcf3 and Lef1 are key in deciding skin stem cell roles.
205 citations
,
August 2007 in “Experimental Cell Research” Stem cell niches are crucial for regulating stem cell renewal and differentiation, and understanding them can help in developing regenerative therapies.
127 citations
,
January 2008 in “PloS one” Vitamin D receptor helps control hair growth and could be used to treat certain skin tumors.
19 citations
,
January 2013 in “International journal of medical sciences” Increasing Wnt5a in mice skin delays hair growth but doesn't stop it.
14 citations
,
March 2019 in “Journal of Cosmetic Dermatology” Activated platelet-rich plasma helps hair growth by boosting growth factors and cell growth pathways in hair cells.
9 citations
,
January 2016 in “International Journal of Medical Sciences” Increasing Wnt10b levels can help grow new hair follicles in mice.
14 citations
,
July 2017 in “Fitoterapia” Oleanolic acid promotes hair growth by increasing cell proliferation through the Wnt/β-catenin pathway.
4 citations
,
January 2020 in “BioMed Research International” Timosaponin BII, a plant extract, was found to promote hair growth in mice, similarly to minoxidil.
2 citations
,
November 2011 in “InTech eBooks” Most adrenal cortex tumors are benign and non-secreting, but proper diagnosis and treatment are important due to the rare possibility of cancer.
113 citations
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June 2015 in “Stem Cell Research & Therapy” Wnt and Notch signaling help wound healing by promoting cell growth and regulating cell differentiation.
27 citations
,
August 2015 in “Experimental Dermatology” Certain electric currents can promote hair growth by activating specific cell pathways.
23 citations
,
January 2020 in “Frontiers in Pharmacology” Dihydrotestosterone affects hair growth by changing the Wnt/β-catenin pathway, with low levels helping and high levels hindering growth.