Hydroperoxyl enters the bacterium Authored: Stephan, R, 2011-01-10 Edited: Jassal, B, 2011-02-28 Pubmed10922044 Pubmed11970850 Pubmed15155722 Pubmed16847086 Reactome Database ID Release 431222342 Reactome, http://www.reactome.org ReactomeREACT_120718 Reviewed: Warner, D, 2012-04-30 Superoxide can enter the bacterium when acidic conditions apply. Together with a proton it forms the hydroperoxyl radical (Nathan & Shiloh 2000, Zahrt & Deretic 2002, Warner & Mizrahi 2006, Spagnolo et al, 2004).