*4.2. Preparation and Characterization of Posidonia oceanica (L.) Delile Extract*

The hydroalcoholic extract of *P. oceanica* (POE) was obtained according to a previously described method [8]. Briefly, 1.84 mg of the dry extract from *P. oceanica* leaves were resuspended in 500 μL of 70% ethanol; POE was diluted and used in different experimental conditions.
