Fig. 1From: Amiodarone induces cell wall channel formation in yeast Hansenula polymorpha Hansenula polymorpha cells treated with amiodarone (a, c) or untreated cells (b, d). a, b—differential interference contrast (DIC) microscopy, c, d—combined phase and fluorescence microscopy images of cells after propidium iodide and DAPI treatment. The arrow marks a cone-shaped protuberance (a); arrowheads mark spherical structures at the surface (a, c). Bar length 5 μmBack to article page