[The Listeria monocytogenes carrier state of the staff of maternity centres in non epidemic periods (author's transl)].

9 of 177 examined healthy adults working in maternity centers were found to be Listeria monocytogenes carriers, every examined person worked by profession in maternity departments in areas free of human epidemic. After one year (4 degrees c), the bacterium was cultivated from their faeces in culture media containing either rivanol or trypaflavin.