Skip to main content
. Author manuscript; available in PMC: 2009 Apr 1.
Published in final edited form as: Eur J Pharm Sci. 2008 Jan 31;33(4-5):371–379. doi: 10.1016/j.ejps.2008.01.006

Figure 4.

Figure 4

Colorimeter (a*), (L*) and TEWL readings of sites treated with p-phenylenediamine and 6-β-naltrexol in hairless guinea pigs during the induction phase. Data represent mean ± SD. (n = 10 for p-phenylenediamine test group; n=5 for 6-β-naltrexol test group).