A Chlamydia (C. pneumonia/psittacosis) haemophilus influence, legionella, pneumophilia, brucella clostridium, francisella tularensis, neisseria meningitis, mycobacterium (tuberculosis), salmonella, staphylococcus, streptococcus A, S. pneumonia, tularemia, tetanus, syphilis, Vibrio cholera;
B Adenovirus (A 1, 2 ,3, e 5), erythrovirus [1 (B19V) and 2], herpesviruses (human herpes virus 6 A/B, cytomegalievirus, Epstein-Barr virus, varicella-zoster virus), retrovirus (HIV);
C Ascaris, Echinococcus granulosus, Schistosoma, Trichinella spiralis, Wuchereria bancrofti;
D Entamoeba histolytica, leishmania, Plasmodium falciparum, Trypanosoma cruzi, Trypanosoma brucei, Toxoplasma gondii.