Sereny test

Sereny test

a test of the invasiveness of bacterium. The organism is inoculated into the conjunctival sac of a guinea pig; invasiveness is measured by the occurrence of a keratoconjunctivitis within 24 hours. Used particularly for strains of Escherichia coli and Listeria monocytogenes.
References in periodicals archive ?
Comparison of DNA probes and the Sereny test for identification of invasive Shigella and Escherichia coli strains.