Complex sentence: No other cells of mammalian organisms have deformability comparable with erythrocytes; furthermore, non-mammalian erythrocytes are not deformable to an extent comparable with mammalian erythrocytes.
Split into simpler sentences: No other cells of mammalian organism have deformability comparable with erythrocytes. Furthermore, erythrocyte deformability is a mammalian property and non-mammalian erythrocytes are not deformable to an extent comparable with mammalian erythrocytes.