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Maryland health officials identified a cause that sickened some four dozen people in Jessup.Archive video above: 46 people taken to hospital are OK, officials sayThe Maryland Department of Health sent a statement to 11 News on Tuesday, saying the state's public health lab determined Staphylococcus aureus (Staph) food poisoning as the cause of the gastrointestinal illnesses experienced by 46 workers at the NAFCO Wholesale Fish Distribution facility on Oct. 21.| MDH LINK: Staphylococcus aureus | Food safety tipsStaph food poisoning is caused by toxins made by the bacteria, MDH said. Foods that are not cooked after handling, or are cooked thoroughly, can cause illness if contaminated with Staph.