AeromonasAeromonas caviaeT-Lymphocytes, CytotoxicChlamydiaGram-Negative Bacterial InfectionsNocardiaChlamydophilaDNA, BacterialMicrobial Sensitivity TestsAeromonas hydrophilaCytotoxinsMolecular Sequence DataSequence Analysis, DNAAnti-Bacterial AgentsNocardia InfectionsBacterial Typing TechniquesPolymerase Chain Reaction