Fig. 5From: The localization of Toll and Imd pathway and complement system components and their response to Vibrio infection in the nemertean Lineus ruberThe Toll pathway, Imd pathway, and complement system in Lineus ruber. “?” indicates uncertainty about the identity of the agent activating the pathway or the receptor involved in it. Semi-transparent schemes indicate the uncertainty in the existence of this pathway. AP, alternative pathway; CR, complement receptor; Cyt., cytoplasm; EC, extracellular space; Fb, factor B; gram-, gram-negative bacteria; LP, lectin pathway; N, nucleus; SP, serine proteaseBack to article page