ID#: 32074
Caption:
This photomicrograph depicts a throat swab specimen processed using the immunofluorescence technique, which produced a negative test result for the presence of influenza virus antigen.
High Resolution: Click here for hi-resolution image (32.44 MB)
Content Provider(s): CDC/ Dr. Craig Lyerla
Creation Date: 1974
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Copyright Restrictions: None - This image is in the public domain and thus free of any copyright restrictions.