A previous report from these laboratories (Stone et al., 1953) described a bacteriophage active against one of the chromogenic nasopharyngeal neisseriae. The purpose of this paper is to describe further studies of the bacteriophage and the host organism. MATERIALS AND METHODS Cultures and media. Of the 36 strains of Neisseria employed in this study, two strains (155B and 157
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.