Figure 3: Effect of lysozyme on planctomycetal cells.

Phase-contrast micrographs of (a) P. limnophilus, (b) G. obscuriglobus, (c) R. baltica and (d) L21-RPul-D3 cells after lysozyme treatment (III and IV). Untreated cells (I and II) serve as negative control. Scale bars, 5 μm (I, III) and 2 μm (II, IV).