test. negative result. dirofilaria immitis, anaplasma phagocytophilum, leishmania, ehrlichia canis.

anaplasma anaplasmosis animal antibody antigen antigens background bacterium black blood borne canine canis chromatographic control device diagnosis dirofilaria disease diseases dog ehrlichia ehrlichiosis fever gram heartworm hemorrhagic immitis immunoassay infectious leishmania leishmaniasis line microfilaria negative pancytopenia parasite pathogen pet phagocytophilum platys result rickettsial rickettsiosis sample snap test tick tracker tropical trypanosomes typhus vector veterinary well