Prevalence of helminth eggs on raw vegetables used for salads
Prevalence of helminth eggs on raw vegetables used for salads
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DOI:
10.1016/j.foodcont.2004.02.005
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发表时间:
2005-03-01
期刊:
影响因子:
6
通讯作者:
Aycicek, H
中科院分区:
文献类型:
--
作者:
Kozan, E;Gonenc, B;Aycicek, H
The presence of helminth eggs on raw vegetables, including lettuce, parsley, green onions, cucumbers, carrots, red cabbage, tomatoes, rockets (Eruca sativa), and green-peppers from wholesalers in Ankara, Turkey was determined. A total of 203 unwashed and 406 washed samples were assayed by light microscopy.Helminth eggs were detected in 12 (5.9%) of 203 unwashed samples and not in any washed samples (p < 0.05). Helminth eggs detected in unwashed samples included Taenia spp. (3.5%), Toxocara spp. (1.5%), and Ascaris lumbricoides (1.0%) eggs. Taenia spp. eggs were recovered to be highest number (n = 130), followed by Toxocara spp. eggs (n = 2 1). Approximately 11% of unwashed lettuce and parsley was contaminated compared with only 2.5% of carrot samples. No helminth eggs were detected in red cabbage, rockets, tomatoes or green-peppers.These results highlight the potential for transmission of helminth eggs by unwashed salad vegetables in Turkey and the importance of properly washing/disinfecting raw vegetables before consumption. (C) 2004 Elsevier Ltd. All rights reserved.