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This photograph depicts the colonial morphology displayed by Gram-negative; Francisella tularensis bacteria; which were grown on a medium of chocolate agar; for a 72-hour time period; at a temperature of 37°C. See PHIL 12441; for a closer view of these bacterial colonies. Take a look at PHIL 12437 and 12438; depicting the appearance of F. tularensis colonies grown on the same medium; and at the same temperature; but for one-third the time (24hr). Also see both PHIL 12438 and 12439; for the appearance of bacterial colonies; again; grown on the same medium; and at the same temperature; but for a lesser time period of 48hr.
High Resolution: Click here for hi-resolution image (14.2 MB)
Content Providers(s):CDC/ Amanda Moore, MT; Todd Parker, PhD; Audra Marsh
Creation Date:2010
Photo Credit:Pete Seidel
CDC Organization
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Copyright Restrictions:None - This image is in the public domain and thus free of any copyright restrictions. As a matter of courtesy we request that the content provider be credited and notified in any public or private usage of this image.