A Plaque Procedure for the Assay of Rickettsia Rickettsii

Abstract

* A plaque technique for the assay of Rickettsia ...rickettsii is described. The method employs primary chick fibroblast cell cultures with a semisolid agar overlay. Plaques were observed after 6 days' incubation, and the titers correlated well with those obtained in embryonated eggs infected by the yolk-sac route. Identification of the rickettsia as the… (More)

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Cite this paper

@inproceedings{WeinbergAPP, title={A Plaque Procedure for the Assay of Rickettsia Rickettsii}, author={Edmund H. Weinberg and Jack R. Stakebake and Peter J. Gerone} }