Posts by American Hair Research Society

Helen B. Everts, PhD. Vanderbilt University Medical Center, Nashville, TN Vitamin A is essential for the development and maintenance of multiple epithelial tissues, including skin and hair (Frazier and Hu, 1931, Peck and DiGiovanna, 1994, Wolbach and Howe, 1925). The skin takes up circulating retinol and can either store it in the form of retinyl esters or metabolize it to retinoic acid (RA,…

The Stem Cells Of The Hair Follicle Make Hair-Bruce A. Morgan, PhD.Associate Professor of Dermatology, Harvard Medical School  Recent work from two labs has shed light on the properties of the stem cells of the follicular bulge. In addition to their role as the source of the progenitors that regenerate the epithelial portion of the…

Exogen, the shedding phase of the hair cycle-Kurt Stenn, M.D.Director of Skin Biology Research CenterRW Johnson Pharmaceutical Research InstituteSkillman, NJ Hair serves the functions of camouflage, communication and protection from heat loss, trauma, infestation and sunlight. Inherent in hair growth is the ability to shed, thus cleansing the skin surface of adherent insects, bacteria, fungi…

Poster Prizes: Dr. T. Schlake, Freiburg, Germany. “Multiple roles of IGF-1 and IGFBPs in the hair follicle” Dr. M. Ito, University of Pennsylvania, Philadelphia. “Bulge cells are necessary for hair follicle survival but not epidermal homeostasis”. Dr. Mark Hutchin, University of Michigan, Ann Arbor. “Hedgehog signal transduction in hair follicle epithelium is essential for proper…