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In the study, the ability of two potentially probiotic strains Lactobacillus plantarum 14 and Lactobacillus fermentum 4a to milk fermentation and the possibility to use them in yogurt production were investigated. The strains did not acidify milk during 24 h and 72 h fermentation at 37C, but grew well and remained at the level of 108 colony-forming units (CFU)/mL during 21 days of cold storage. Their application to yogurt production along with commercial starter culture consisted on L. delbrueckii ssp. bulgaricus and S. thermophilus allowed to obtain products with typical sensory properties, pH values and numbers of potentially probiotic bacteria at desired level 107 CFU/mL.  相似文献   
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We show how a semiclassical representation of the atomic field may describe the interacting base gas at finite temperatures.  相似文献   
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Public protest is usually conceived as challenge to the state, overlooking protest performed by governments within state structures. We identify local government opposition to federal policy decisions as a combination of contentious politics and policy innovation. This theoretical framework highlights the role of social structural conditions, political culture, and contextual pressures, which we examine using local government opposition to the USA PATRIOT Act as a case study. We employ multilevel mixed models on a merged data set constructed from (1) a list of places that opposed the Patriot Act, (2) the U.S. Census 2000, and (3) aggregated CBS News/New York Times national polls. We find that social and political variables at the community and at the state levels substantively impact the odds that local government entities express dissent to the Patriot Act. Results also show that prior instances of protest within a state carry significant weight for the process of remonstration.  相似文献   
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