57 citations,
August 1999 in “Archives of dermatology” Hair follicles grow hair and release it through the skin.
20 citations,
September 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” MMP-9 is essential for proper hair canal formation.
146 citations,
May 2002 in “The American journal of pathology” Cathepsin L is essential for normal hair growth and development.
107 citations,
September 2002 in “Journal of Investigative Dermatology” Researchers found that hair shedding happens mostly when new hair is growing and involves a unique process.
97 citations,
September 2016 in “Reviews in Endocrine and Metabolic Disorders” The sebaceous gland has more roles than just producing sebum and contributing to acne, and new research could lead to better skin disease treatments.