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Article Title

Survey of Staphylococcus aureus in Vegetable Salad

Abstract

From August 1990 through May 1991, 220 raw salad samples were purchased from fastfood restaurants, salad bars, Japanese restaurants and western food restaurants in different cities of Taiwan. The samples were tested for Staphylococus aureus, coliform and E. coli. Staphylococcus aureus in 50 samples (22.7%)were isolated. Among them, the enterotoxins were detected in 24 samples (48%) by the RPLA test. The detection rate of Staphylococcus aureus from the salad samples in different shops were Japanese restaurants, 34.3% (12/35); fast food restaurants, 22.0% (20/71); Salad bars ,21.4% (3/14) and Western food restaurants,18.8% (15/80). The coliform was detected in 215 samples out of 220 samples (97.7%). Since December 1990 , E. coli was also tested, and the detection rate was 2.1% (3/144).

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