Fig. 9. A Drosophila strain with impaired CYLD expression is susceptible to infection by Gram-negative and Gram-positive bacteria. (A,B) A total of 25 flies were infected with either Gram-negative (E. coli; A) or Gram-positive (E. faecalis; B) bacteria. Survival was monitored for 7 days. Representative data from one out of four independent experiments are shown in each panel. WT, w1118 wild type; relish/Dif, positive controls; f00814: CYLD^f00814 homozygotes.