ðɪs ɡɹˈoʊθ mˈiːdiəm ɪz ɪnhˈɪbɪtˌoːɹi tə mˈoʊst ɡˈʌt bæktˈɪɹiə, ɪn pɚtˈɪkjʊlɚ spˈiːsiːz ʌvðə dʒˈɛnəs pɹˈoʊɾiəs, ɔːlðˈoʊ ðiːz spˈiːsiːz dˈuː sɚvˈaɪv ˌɔn dˌiːsˌiːˈeɪ ˈeɪɡɑːɹ.
This growth medium is inhibitory to most gut bacteria, in particular species of the genus Proteus, although these species do survive on DCA agar.