Fig. 4

Morphology of G. mellonella used for the study, impact of phage treatment and the effect of bacterial infection. a Larva injected with saline (used as a control), b Larva survived after phage treatment, c Larva infected with bacteria, representation of different melanization observed on larvae, d Larva infected with bacteria alone (used as a control). The worms appearing black (melanization) or no movement were considered as dead and the worms that had movement without stimulation or no melanization were considered as alive