Featured image: A mouse eye injected with nanosponge-treated supernatant containing the Enterococcus faecalis cytolysin has reduced inflammation and retinal function loss. [See related article: LaGrow et al., mSphere 2:e00335–17, 2017.] Copyright © 2017 LaGrow et al. This content is distributed under the terms of the Creative Commons Attribution 4.0 International license.