Himedia Columbia C.N.A. Agar Base w/ 1% Agar

Columbia C.N.A. Agar Base w/ 1% Agar

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Columbia C.N.A. Agar Base w/ 1% Agar is recommended for selective isolation of pathogenic Gram-positive cocci from clinical and nonclinical specimens. The addition of the antimicrobial agents, colistin (or polymyxin B) and nalidixic acid, renders the medium selective for gram-positive microorganisms. Blood supplies X-factor and V-factor necessary for the growth of many fastidious bacterial species. Columbia C.N.A. Agar Base on addition of blood and antimicrobial agents facilitate selective isolation of gram-positive cocci, Staphylococci and Streptococci.