New treatments for hair loss show promise, including plasma, stem cells, and hair-stimulating complexes, but more research is needed to fully understand them.
Human scalp hair follicles have PGE2 and its receptors, which might affect hair growth.
January 2006 in “The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology” Rubus coreanum may help hair growth but not through the tested mechanisms, and none of the herbal extracts help with acne.
January 1989 in “Clinical and Experimental Dermatology” The symposium concluded that hair growth involves complex processes, including the hair follicle life cycle, the role of the dermal papilla, hair strength, pigmentation, and the impact of diseases and treatments like minoxidil on hair and skin.
Dermal stem cells help regenerate hair follicles and heal skin wounds.
479 citations
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January 2005 in “BioEssays” Hair follicle development is controlled by interactions between skin tissues and specific molecular signals.
300 citations
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August 2012 in “Seminars in Cell & Developmental Biology” The conclusion is that certain cell interactions and signals are crucial for hair growth and regeneration.
211 citations
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October 2001 in “The FASEB Journal” Noggin is necessary to start the hair growth phase in skin after birth.
176 citations
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April 2011 in “Science” Hair stem cell regeneration is controlled by signals that can explain different hair growth patterns and baldness.
163 citations
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April 2019 in “Nature Communications” Mechanical stretching of the skin can promote hair growth by activating certain immune cells.
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.
149 citations
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July 2014 in “Cold Spring Harbor Perspectives in Medicine” The dermal papilla is crucial for hair growth and health, and understanding it could lead to new hair loss treatments.
146 citations
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May 2002 in “The American journal of pathology” Cathepsin L is essential for normal hair growth and development.
136 citations
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May 2019 in “Cells” Stem cell therapy, particularly using certain types of cells, shows promise for treating hair loss by stimulating hair growth and development, but more extensive trials are needed to confirm these findings.
136 citations
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February 2017 in “International Journal of Molecular Sciences” PRP treatment improves hair growth, and the device used can affect results, with some being more effective.
130 citations
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January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
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.
86 citations
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June 2017 in “Stem cell investigation” Stem cells from hair follicles can safely treat hair loss.
75 citations
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March 2014 in “Journal of Investigative Dermatology” Aging mice have slower hair regeneration due to changes in signal balance, but the environment, not stem cell loss, controls this, suggesting treatments could focus on environmental factors.
73 citations
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June 2001 in “Endocrinology” Prolactin affects when mice shed and grow hair.
69 citations
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April 2019 in “Biomedicines” PRP and HF-MSCs treatment improves hair growth, thickness, and density in androgenetic alopecia.
68 citations
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March 1965 in “The BMJ” Hormones and genetics affect hair growth and patterns, with some changes reversible and others not.
66 citations
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July 2015 in “Journal of Molecular Biology” The document concludes that for hair and feather growth, it's better to target the environment around stem cells than the cells themselves.
66 citations
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February 2015 in “Cell & tissue research/Cell and tissue research” The document concludes that there are no effective clinical treatments for hearing loss due to hair cell damage, but research is ongoing.
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.
64 citations
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June 2010 in “Journal of The European Academy of Dermatology and Venereology” Finasteride improves hair density and thickness in women with hair loss.
62 citations
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July 1993 in “Journal of Investigative Dermatology” Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.
61 citations
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November 2004 in “Annals of the Academy of Medicine Singapore” Hair follicle stem cells are mainly in the bulge region and can help repair skin and form hair and glands, but more research is needed to fully understand them.
60 citations
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July 2011 in “Stem Cells and Development” Certain signals and genes play a key role in hair growth and regeneration, and understanding these could lead to new treatments for skin regeneration.
58 citations
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June 1987 in “Archives of Dermatological Research” EGF and FGF boost hair cell growth, hydrocortisone slows it, and minoxidil doesn't affect it.