51 citations,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Beard cells, unlike scalp cells, produce growth factors in response to testosterone, which may explain differences in hair growth.
100 citations,
November 1996 in “Molecular Medicine Today” Growth factors and cytokines are important for hair growth and could potentially treat hair loss, but more research is needed to overcome challenges before they can be used in treatments.
90 citations,
October 1996 in “Dermatologic Clinics” Growth factors are crucial for hair development and could help treat hair diseases.
25 citations,
January 2002 in “Folia Pharmacologica Japonica” Minoxidil helps hair grow by improving blood flow and increasing growth factors in hair follicles.
1 citations,
November 2008 Yonnyuniksoogobon-dan taken orally promotes hair growth by affecting growth factors in hair roots.