research The action of a cosmetic hair treatment on follicle function 1 citations , March 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” The hair treatment made hair grow faster and thicker and strengthened the hair roots.
research Human Scalp Hair Follicles Are Both a Target and a Source of Prolactin, which Serves as an Autocrine and/or Paracrine Promoter of Apoptosis-Driven Hair Follicle Regression 128 citations , March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.