The conversation discusses a patent filed by Shiseido for cloning Dermal Papilla (DP) cells to treat hair loss. The method involves using viral vectors to maintain the cells' growth-inducing properties, differing from Replicel's approach with DermalSheath Cup (DSC) cells.
Aminexil/Kopexil may help reduce hair loss by addressing perifollicular fibrosis in androgenetic alopecia, but it lacks the extensive clinical backing of finasteride and minoxidil. Some users find it effective, but availability and cost are issues, especially in the US where it's not FDA-approved.
Dutasteride 0.5 mg significantly reduces both scalp and hair follicle DHT, with a greater reduction in hair follicle DHT. The discussion questions which reduction is more important for androgenetic alopecia and diffuse thinning.
How Finasteride and Dutasteride help reduce hair loss by reducing the amount of DHT in scalp areas, as well as discussing factors such as sensitivity to DHT, 5α-reductase expression in different parts of the hair follicle, and scalp tension.