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Development of tomato yogurt fermented by Lactobacillus acidophilus
Author(s): NIU Sheng-yang, ZHAO Rui-xiang, SUN Jun-liang, TANG Rui-li
Pages: 119-
120,123
Year: 2008
Issue:
4
Journal: SCIENCE AND TECHNOLOGY OF FOOD INDUSTRY
Keyword: 番茄汁; 发酵; 嗜酸乳杆菌;
Abstract: 利用鲜牛乳和番茄汁为原料,通过添加嗜酸乳杆菌发酵来制备西红柿益生菌酸乳;通过测定活菌数和感官评定确定了番茄汁最适的添加量,测定了嗜酸乳杆菌的发酵特性,发酵结束后在4℃下贮存,在此过程中测定了嗜酸乳杆菌的存活状态及贮存过程中酸度和pH的变化,分析了番茄汁对嗜酸乳杆菌发酵的影响.实验结果表明,蔗糖添加量为8%,嗜酸乳杆菌发酵剂的接种量为45,发酵温度为37℃,发酵时间为9h,可以得到呈浅红色,状态均匀,酸甜适口的西红柿益生菌酸乳,40C下贮存10d后嗜酸乳杆菌活菌数仍达107cfu/mL以上.
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