Photodynamic Bioassay of Benzo[<italic>a</italic>]pyrene With <italic>Paramecium caudatum</italic><xref ref-type="fn" rid="FN2">2</xref>

Abstract

A bioassay for benzo[a]pyrene, based on its photodynamic toxicity to Paramecium caudatum, is described. This procedure permits convenient and rapid analysis of a large number of replicates with satisfactory reproducibility and sensitivity.