Soybean oil and egg yolk containing 8% (w/w) NaCl were purchased from a local store. The lipophilic oxidationsensitive dye BODIPY 665/676 and Cy3 dye were purchased from Thermo Fischer (Waltham, MA, USA). Alumina power (Alumina N-Super I) was obtained from MP EcoChrom (Eschwege, Germany). Fluorescent beads with a diameter of 200 and 780 nm were purchased from ThermoFisher Scientific (Eugene, Oregon, USA)