C) Data confirming that paclitaxel treatment significantly increases (adjusted p value = 0.0001[***]) the number of pH3+ cells in the hair matrix This effect was not observed when paclitaxel treated hair follicles were pre- and co-incubated with palbociclib. Analysis performed using N of 6-9 HFs per condition from 3 patients Values plotted represent the mean number of positive cells counted per HF analysed. Error bars are standard error. 