Figure 3. TEM photomicrographs showing altered structures of live cells (a, b, c and d) of Vibrio harveyi PSU 2015 by a 24 hrs culture filtrate (0.45 µm) of Pseudomonas sp. W3; (a) control (no addition) at 0 hr; (b) control at 22 hrs; (c) treatment at 0 hr; (d) treatment after 22 hrs incubation.