Independent TD Denis Naughten has called for the retesting of workers at the Kepak meat factories and other plants around the country where there has been a high percentage of staff diagnosed with the coronavirus.
Mr Naughten said he had serious concerns about the procedures that followed the initial testing of workers at plants two weeks ago.
Deputy Naughten said he would support the case now for retesting those workers who were negative in the first tests 14 days ago.
Speaking under Dáil privilege on Thursday, he said: "Because of this failure to self-isolate staff members who potentially showed no sign of infection, they could have been spreading the infection asymptomatically," he said, "this has resulted in a situation where the