research The Arrector Pili Muscle and the Follicular Unit of the Scalp: A Microscopic Anatomy Study 24 citations , September 2002 in “Dermatologic Surgery” The study found that hair follicles are above muscle connections in the scalp, which may help protect stem cell areas.
research Staining of human skin with RGB trichrome unveils a proteoglycan-enriched zone in the hair dermal sheath September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A new staining method shows a special area in the hair's skin layer with lots of proteoglycans.
research The Effect of Different Preoperative Depilation Ways on the Healing of Wounded Skin in Mice 5 citations , February 2022 in “Animals” Sodium sulfide slows wound healing, while electric shaving is the safest for preoperative hair removal.
research The arrector pili muscle, the bridge between the follicular stem cell niche and the interfollicular epidermis 14 citations , July 2016 in “Anatomical Science International” The study suggests that the arrector pili muscle is important for hair health and its damage might contribute to hair loss.
research Intradermal adipocytes mediate fibroblast recruitment during skin wound healing 238 citations , March 2013 in “Development” Fat cells help recruit healing cells and build skin structure during wound healing.