Electron micrograph of 27-nm hepatitis A virus aggregated with antibody (222,000 ×). Note the presence of an antibody “halo” around each particle. (Courtesy of DW Bradley, CL Hornbeck, and JE Maynard.)
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AccessMedicine's Image of the Week: Electron micrograph of Hepatitis A Virus
Jawetz, Melnick, & Adelberg's Medical Microbiology, 28e: Hepatitis Viruses