Tài liệu Practical Food Microbiology 3rd Edition - Part 7 docx

... 1186 6-2 . Milk and Milk products. Enumera- tion of Presumptive Escherichia coli. Part 2. Most Probable Number Technique Using 4- methylumbelliferyl-b- D-glucuronide (MUG). London: BSI, 19 97. 11 ... Prepare 10 -1 , 10 -2 and 10 -3 dilutions of sample in peptone saline diluent. (b) Proceed through steps (c)–(i) of Section 7. 4, method 7. (c) Compute the MPN from Section...

Ngày tải lên: 26/01/2014, 18:20

... the use of MUG is described in Section 7. 4, method 1. Chromogenic methods use the substrate 5-bromo-4-chloro-3-indolyl b- D-glucuronide (BCIG or X-b- D-glucuronide) which when cleaved forms insoluble ... de- tect the presence of b-glucuronidase producing organisms by the cleavage of fluorogenic or chromogenic substrates such as methylumbelliferyl b- D- glucuronide (MUG) and 5-bromo-4-chloro...

Ngày tải lên: 26/01/2014, 18:20

... the egg con- tents vigorously with an equal weight of BPW in a sterile wide-necked container. (b) Decant, if necessary, into a sterile flask of 1L capacity or a large wide-necked screw-capped container ... sterile wide-necked container. Discard the shells. (d) Decant the egg mixture, if necessary, into a sterile flask of 1 L capacity or a large wide-necked screw-capped container and incubate a...

Ngày tải lên: 26/01/2014, 18:20

... Diane Roberts, Melody Greenwood. 3rd ed. p. ; cm. Includes bibliographical references and index. ISBN 1-4 051 0-0 7 5-3 (alk. paper) 1. Food Microbiology. [DNLM: 1. Food Microbiology. QW 85 P895 2002] I. ... Laboratory Service (as in-house manual) 1986 Second edition 1995 Third edition 2003 Blackwell Publishing Ltd Library of Congress Cataloging-in-Publication Data Practica...

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... 0-1 1-3 2 177 7- 3 ). No. 6 Prohibition Procedures (ISBN 0-1 1-3 2134 9-2 ). No. 7 Sampling for Analysis or Examination (Revised October 2000), Food Standards Agency, 2000 (ISBN 0-1 1-3 2135 1-4 ). No. 8 Food ... Legal Matters (ISBN 0-1 1-3 2135 3-0 ). No. 3 Inspection Procedures — General (ISBN 0-1 1-3 2135 5 -7 ). No. 4 Inspection, Detention and Seizure of...

Ngày tải lên: 26/01/2014, 18:20

... 6.10 ᭜ Salmonella spp. 6.12 ᭜ Pre-incubated colony count (21°C)* 7. 1, method 1 ᭜ Coliforms (30°C) 7. 1, method 2 ᭜ Phosphatase test 7. 1, method 3 ᭜ Peroxidase test 7. 1, method 4 ᭿ Campylobacter spp. ... [13] Schedules for examination of food 49 Dried foods This heading refers to dried foods in general, although some specific foods are mentioned briefly. Animal feeds, baby foods, cereal...

Ngày tải lên: 26/01/2014, 18:20

... Coordinating Body on Food and Trading Standards (LACOTS). Guidance on Food Sampling for Microbiological Examination. London: LACOTS, 2002. 3 ISO 72 18 (BS 576 3 Part 0). Microbiology of Food and Animal ... products. In preparation. 7 ISO/CD 688 7- 3 . Part 3. Specific rules for the preparation of the initial suspension and decimal dilutions of fish products. In preparation. 8 IS...

Ngày tải lên: 26/01/2014, 18:20

... on the results of quantitative microbiological food analyses. Int J Food Microbiol 1991; 14: 59–66. 2 ISO 72 18 (BS 576 3 Part 0). Microbiology of Food and Animal Feeding Stuffs — General Rules for ... the 10 -1 10 -2 10 -3 MPN/g or mL number of tests is 1 95%CI 000 <3 0.0–9.4 0 0 1 3 3 0.1–9.5 0 1 0 3 2 0.1–10.0 0 1 1 6 0 1.2– 17. 0 0 2 0 6 3 1.2– 17. 0 0 3 0 9 0 3....

Ngày tải lên: 26/01/2014, 18:20

... strength 5-bromo-4-chloro-3-indolyl b- D-glucuronide (BCIG) agar. Tryptone bile agar contain- ing 144 mmol/L 5-bromo-4-chloro-3-indolyl-b-D glucuronic acid (e.g. 0. 075 g/L of cyclohexylammonium ... 1998; 1: 188–96. 6 ISO 1 070 5-1 (BS 606 8-4 Part 11 1996). Water Quality. Microbiological Methods. Detection and Enumeration of Bacteriophages. Part 1: Enumeration of F-specific RNA Bacter...

Ngày tải lên: 26/01/2014, 18:20

... 19 57; 73 : 590–1. 6 Streitfeld MM, Hoffmann EM, Janklow HM. Evaluation of extracellular deoxyribonu- clease activity in Pseudomonas. J Bacteriol 1962; 84: 77 –80. 7 ISO 72 18 (BS 576 3 Part 0). Microbiology ... surfaces and by flies. Person-to-person spread is also important in institutional outbreaks. Food- borne transmission is usually the result of contamination of ready-to-eat f...

Ngày tải lên: 18/10/2013, 00:15