e: ratio of <I for Ight and <1 for IgG. Comments: No IgM or IgG antibody to A. phogocytophilum detected by indirect EtA. No IgG antibody to &Within chanson& detected by indirect immunofluoresconce. Interpretation; No serologic evidence of infection to A. phagosytophilum or Ehrlichia cheffeensis as' i• f