Patrick Kelly* , Jean-Marc Rolain†, Ricardo Maggi‡, Sushama Sontakke‡, Bruce Keene‡, Stuart Hunter§, Hubert Lepidi†, Kyle T. Breitschwerdt‡, Edward B. Breitschwerdt‡, and Didier Raoult†
Author affiliations: *Ross University, Basseterre, St Kitts, West Indies; †Unité des Rickettsies, Marseille, France; ‡North Carolina State University, Raleigh, North Carolina, USA; §Massey University, Palmerston North, New Zealand
Figure. Immunohistochemical demonstration of bartonellae in the mitral valve with peroxidase-conjugated polyclonal rabbit anti–Bartonella sp. antibodies. The organisms stain dark orange against the hematoxylin counterstain; original magnification ×200.
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