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South Africa: 'Low Levels' of Listeria Detected At Tiger Brands' Pretoria Plant: Three food manufacturers have been issued with safety recall notices after being identified as the source of the listeriosis outbreak in the country. The symptoms of listeriosis include fever, muscle aches, and sometimes nausea or diarrhea. If infection spreads to the nervous system, symptoms such as .... Google Alert - Pretoria South Africa's Tiger Brands says detects listeria at …