Figure 1.
Concentrations of 2‐AG (A) and AEA (B) in HaCaT cells incubated with PEA (10 or 20 μM), or vehicle (CTRL) for 40 min, 6 and 24 h. Data are means ± SE of n = 6 separate determinations. For 2‐AG levels: **P < 0.01 for CTRL versus PEA 10 μM; *P < 0.05 for CTRL versus PEA 20 μM. For AEA levels: **P < 0.01 for CTRL versus PEA 20 μM. Student's t‐test was used.