منابع مشابه
Semi-Quantitative Method for Streptococci Magnetic Detection in Raw Milk
Bovine mastitis is the most costly disease for dairy farmers and the most frequent reason for the use of antibiotics in dairy cattle; thus, control measures to detect and prevent mastitis are crucial for dairy farm sustainability. The aim of this study was to develop and validate a sensitive method to magnetically detect Streptococcus agalactiae (a Group B streptococci) and Streptococcus uberis...
متن کاملTyping Group a Hemolytic Streptococci
Two methods of typing group A hemolytic streptococci have been described: slide agglutination and anti-M precipitin tests. The first, developed by Griffith (1), is more extensively used. I t has the distinct advantages of requiring small amounts of serum and culture, and of a quick reaction time when all conditions are favorable. I t has certain disadvantages: The granular growth of some strain...
متن کاملThe Classification of Hemolytic Streptococci
1. The hemolytic variety of streptococcus is homogeneous, consisting of members that are nearly identical. 2. This homogeneity is most strikingly displayed in the behavior of these streptococci in the complement fixation reaction, all the strains studied reacting in a nearly identical way with all the antisera.
متن کاملQuality of raw milk in Kerman province
BACKGROUND: Microbiological and chemical qualities ofmilk are among the most important issues in public health.OBJECTIVES:Although there are a few published studies whichhave been conducted in south east of Iran this study wasperformed to investigate quality of raw milk delivered to a dairyindustry company Kerman Province. METHODS:Atotal of 109raw milk samples were collected at the time of deli...
متن کاملStudies upon Minute Hemolytic Streptococci
1. Minute beta hemolytic streptococci were found to occur from one-third to one-half as frequently in normal individuals as do ordinary beta hemolytic streptococci. 2. They were rarely isolated from the rhinopharynges of individuals suffering from chronic disease. 3. In acute respiratory tract infection other than that due to the ordinary beta hemolytic streptococcus the incidence of minute str...
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ژورنال
عنوان ژورنال: Journal of Dairy Science
سال: 1940
ISSN: 0022-0302
DOI: 10.3168/jds.s0022-0302(40)95545-x