4 citations
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August 2020 in “Applied Materials Today”
This study suggests that human dermalfibroblasts can be converted into dermal papilla cell-like cells using microencapsulation, which may facilitate hairfollicle regeneration in mice without chemical or genetic reprogramming.
1 citations
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September 2019 in “Journal of Investigative Dermatology”
This study found that combining human dermal papilla fibroblasts with hair matrix cells formed organoids capable of limited hairfollicle development in ex vivo skin, but not fully formed hairfollicles.
This study found that CD133-positive dermal papilla cells significantly enhanced hair growth in mice compared to CD133-negative cells, suggesting their potential for improving human hairfollicle engineering.
This study found that 5-aminolevulinic acid combined with ferric ammonium citrate stimulated hairfollicle growth and induced hair-like structures in human hairfollicle models, suggesting its potential as a treatment for hair loss.
PP405 may damage hairfollicles if used long-term, suggesting cycling might be necessary. Combining it with finasteride could help maintain hair growth.
PP405 may encourage earlier hair growth and slightly increase visible hair count but does not reverse hairfollicle miniaturization in male pattern baldness. It does not address damage to the dermal papilla or broken Wnt signaling.
PP405 may revive dormant hairfollicles but is unlikely to help with long-term baldness where follicles are replaced by scar tissue. It is seen as a potential adjunct to treatments like minoxidil and finasteride, but its effectiveness on deeply fibrotic or scarred areas is doubtful.
Tretinoin can cause non-telogen hair loss in some men by inducing catagen-like changes in hairfollicles and through retinoid toxicity, especially when used with minoxidil. Some users report hair loss even when using retinoids on the face, while others experience benefits when combined with treatments like finasteride and minoxidil.
A user documented their two-year hair regrowth journey using finasteride, minoxidil, and derma rolling, showing significant improvement. They switched from topical to oral minoxidil after the first year, experiencing some shedding and minor bloating.