Fig. 4

Local distribution of expression and antibacterial activity of three neuropeptides. a Schematic drawing of neurons expressing RFamide III (RFa III), Hym-357, and Hym-370 along the body of hydra. b Antibacterial activity of the three neuropeptides. Data for Hym-357 taken from ref. ²², for Hym-370 from ref. ²³, for RFamide III from refs ^{48, 49}