Introduction01Materials and Methods02Results and Discussion03CONTENTSContents海绵动物海绵动物是对一类多孔滤食性生物体的统称tMicroorganisms serve as food particles,which are retained from seawater in the choanocyte chambers(细胞环室),translocated into the mesohyl(中胶层)interior and digested by phagocytosis(吞噬作用).Many sponges contain furthermore symbiotic microbial consortia(共生微生物)within their mesohyl matrix that may amount up to nearly half of their biomass(生物量).IntroductionInfectious disease is the number one cause of deat