HIV virus(causes AIDS)

Dengue virus(causes Dengue Fever)

Ebola virus(causes Ebola haemorrhagic fever)

Influenza virus(causes influenza)

Adenovirus(causes respiratory infections)

Cytomegalovirus(causes cytomegalovic inclusion disease)

Echovirus(causes gatroenteritis)

Herpes virus(causes herpes)

Junin virus(causes Argentinian haemorrhagic fever)

Parainfluenza virus(causes respiratory infections)

Rabies virus(causes rabies)

Reovirus(causes gastroenteritis)

Rhinovirus(causes common cold)

Togavirus(causes rubella)

Entamoeba histolytica(causes dysentery)

Plasmodium falciprum(causes malaria)

Plasmodium malariae(causes malaria)

Plasmodium ovale(causes malaria)

Plasmodium vivax(causes malaria)

Crytosporidium species(causes cryptosporidiosis)

Giardia intestinalis(causes giardiasis)

Trypanosoma cruzi(causes Chagas' disease)

Toxoplasma gondii(causes toxoplasmosis)

Blastomyces dermatitidis(causes blastomycosis)

Coccidioides immitis(causes coccidioidomycosis)

Histoplasma capsulatum(causes histoplasmosis)

Pneumocystis carinii(causes pneumonia)