13 citations
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January 2007 in “International journal of pharmaceutics” Papain cream removes hair better than papain gel, causing hair follicles to widen and skin to thicken.
66 citations
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August 2001 in “Experimental Dermatology” Human hair follicle cells can grow hair when put into mouse skin if they stay in contact with mouse cells.
211 citations
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April 2013 in “Development” More dermal papilla cells in hair follicles lead to larger, healthier hair, while fewer cells cause hair thinning and loss.
December 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” The conclusion is that the dermal papilla is crucial for hair follicle regrowth, and hair follicles undergo significant structural changes in addition to cell division during regeneration.
3 citations
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January 2010 in “Elsevier eBooks” The document describes various skin conditions, their features, and treatments but lacks detailed study size information.
January 2015 in “OpenBU/Boston University Institutional Repository (Boston University)” Neuropilin 2 may be a biomarker for melanoma and affects melanocyte behavior.
18 citations
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January 1994 in “Skin Pharmacology and Physiology” Human dermal fibroblasts and hair papilla cells help outer root sheath cells grow and develop properly.
August 2012 in “Nature Cell Biology” Hair grows when stem cell offspring in the follicle base proliferate, influenced by the dermal papilla.
Epimorphin helps shape and develop epithelial cells, like those in hair follicles.
22 citations
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December 1991 in “PubMed”
71 citations
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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.
Skin stem cells in hair follicles are important for touch sensation.
7 citations
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August 2020 in “Plastic and reconstructive surgery. Global open” QR 678 and QR 678 Neo are safe and promote hair growth, potentially helping chemotherapy-induced hair loss.
13 citations
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October 2013 in “The Journal of Dermatology” Cepharanthine may help hair growth by increasing IGF-I in scalp cells.
January 2022 in “Autopsy and Case Reports” A man had a non-cancerous neck tumor related to hair follicles removed with no return of the tumor.
January 2020 in “Journal of oral medicine and oral surgery” Hair grew in a man's mouth due to a rare condition called heterotopia.
3 citations
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April 2022 in “International Journal of Molecular Sciences” Scientists turned mouse skin cells into hair-inducing cells using chemicals, which could help treat hair loss.
5 citations
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January 2017 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Porokeratotic eccrine and hair follicle nevus is a very rare skin disorder possibly caused by a GJB2 gene mutation.
37 citations
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May 2016 in “Scientific Reports” Combining skin cells with fat-derived stem cells can improve hair growth.
3 citations
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April 2019 in “Stem cells international” Markers CRABP1, Nestin, and Ephrin B2 are present in skin cancer environments and may influence their development.
September 2024 in “Cosmoderma” The young man has complete hair loss and skin bumps, with no other health issues or family history.
46 citations
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August 2012 in “Experimental Dermatology” Engineered skin can grow chimeric hair follicles only with mouse dermal papilla cells.
10 citations
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August 2021 in “Frontiers in cell and developmental biology” Scientists made structures that look like human hair follicles using stem cells, which could help grow hair without using actual human tissue.
21 citations
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October 2017 in “Journal of Investigative Dermatology” The document concludes that understanding dermal papilla cells is key to improving hair regeneration treatments.
April 2021 in “Journal of Investigative Dermatology” The research found genes that may protect certain scalp cells from hair loss.
13 citations
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November 1959 in “Annals of the New York Academy of Sciences” Human hair follicles can grow back.
June 2014 in “Biotechnology and Bioprocess Engineering” Injecting lab-grown hair cells into the scalp can regrow hair.
78 citations
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October 2012 in “Biomaterials” Larger spheroids improve hair growth, but size doesn't guarantee thicker hair.
June 2011 in “Journal of medicine and life science” Hizkia fusiforme seaweed extract can help promote hair growth.
46 citations
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August 1977 in “Journal of Morphology” The big-clawed shrew's sinus hair follicles are highly specialized for sensing vibrations.