Estrogens and Human Scalp Hair Growth—Still More Questions than Answers  Franziska Conrad, Ulrich Ohnemus, Enikö Bodo, Albrecht Bettermann, Ralf Paus  Journal of Investigative Dermatology  Volume 122, Issue 3, Pages 840-842 (March 2004) DOI: 10.1111/j.0022-202X.2004.22344.x Copyright © 2004 The Society for Investigative Dermatology, Inc Terms and Conditions

Figure 1 Hair shaft elongation of organ-cultured human scalp hair follicles (%, male, frontotemporal), measurements of the increase of the length of the follicles on days 0, 1, 3, 5, 7, and 9 (compared to day 0), using an inverted microscope fitted with an eyepiece measuring graticule SEM, Level of significance: *p≤0.05; **p≤0.01; ***p≤0.001. Mann–Whitney test, test groups are compared to the vehicle control. n=36 hair follicles per test group, n=18 hair follicles in the control group. Journal of Investigative Dermatology 2004 122, 840-842DOI: (10.1111/j.0022-202X.2004.22344.x) Copyright © 2004 The Society for Investigative Dermatology, Inc Terms and Conditions