Violet Red Bile Glucose Agar w/o Lactose

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M581
Recommended for enumeration of Enterobacteriaceae in raw food and clinical samples. The composition and performance criteria are in accordance with ISO 21528-1&2:2017.


It is a modification of VRBA (M049), was designed for the enumeration of Enterobacteriaceae. It employs the selective inhibitory components crystals violet and bile salts and the indicator system glucose and neutral red. Sought bacteria will dissimilate glucose and produce purple zones around the colonies. ISO committee has also recommended this medium.Selectivity of VRBGA can be increased by incubation under anaerobic conditions and/ or at elevated temperature, i.e. equal to or above 42°C.
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Product Name Violet Red Bile Glucose Agar w/o Lactose
SKU M581
Product Type Regular
Physical Form Powder
Origin Animal
Packaging type HDPE
References 1.American Public Health Association, Standard Methods for the Examination of Dairy Products, 1978, 14th Ed., WashingtonD.C.
2.Baird R.B., Eaton A.D., and Rice E.W., (Eds.), 2015, Standard Methods for the Examination of Water and Wastewater, 23rded., APHA, Washington, D.C.
3.Corry J. E. L., Curtis G. D. W. and Baird R. M., (Ed.), 1995, Culture Media for Food Microbiology, Vol. 34, Progress inIndustrial Microbiology, Elsevier, Amsterdam.
4.International Organization for Standardization (ISO), 1993, Draft ISO/DIS 7402.
5.Isenberg, H.D. Clinical Microbiology Procedures Handbook. 2nd Edition.
6.Jorgensen,J.H., Pfaller , M.A., Carroll, K.C., Funke, G., Landry, M.L., Richter, S.S and Warnock., D.W. (2015) Manual ofClinical Microbiology, 11th Edition. Vol. 1.
7.MacConkey A., 1905, J. Hyg., 5, 333-379.
8.MacFaddin J. F., 1985, Media for Isolation-Cultivation-Identification-Maintenance of Medical Bacteria, Vol. 1, Williamsand Wilkins, Baltimore9.Mossel D. A. A., Eclderink I., Koopmans M. and Van Rossem F., 1978, Lab. practice, 27 No. 12: 1049.10.Mossel D. A. A. and Vega C. L., 1973, Hlth. Lab. Sci., 11:30311.Mossel D. A. A., Eclderink I., Koopmans M. and Van Rossem F., 1979, Food Protect., 42 : 47012.Mossel D. A. A. et al, 1986, J. Appl. Bacteriol., 60:289.
13.Salfinger Y., and Tortorello M.L. Fifth (Ed.), 2015, Compendium of Methods for the Microbiological Examination of Foods,5th Ed., American Public Health Association, Washington, D.C.
14.Wehr H. M. and Frank J. H., 2004, Standard Methods for the Microbiological Examination of Dairy Products, 17th Ed.,APHA Inc., Washington, D.C.
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