ID#: 21839
Description: Caption:
Captured on a farm in Tucson, Arizona, this 1954 image depicted a positive results of an intradermal skin test, performed on the neck region of a bovine farm animal, which involved the injection of a formulation known as coccidioidin, created from broth in which Coccidioides spp. mycelia had been cultivated. See PHIL 15785, for another view of this reaction site.
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Content Providers(s): CDC/ Dr. Lucille K. Georg
Creation Date: 1954
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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.