Table 1: Diseases transmitted from Norway rats to man
Parasite Disease of Man % rats carrying disease
Helminths
  Capillaria spp Capillariasis 23
  Toxocara cati Toxocariasis 15
  Hymenolepis nana Rat tapeworm 11
Bacteria
  Leptospira spp Leptospirosis 14
  Listeria spp Listeriosis 11
  Yersinia enterocolitica Yersiniosis 11
  Pasteurella spp Pasteurellosis 6
  Pseudomonas spp Melioidosis 4
  Coxiella burnetii (antibodies) Q Fever 34
Protozoa
  Cryptosporidium parvum Cryptosporidiosis 63
  Toxoplasma gondii Toxoplasmosis 35
Virus (antibodies)
  Hantavirus Hantaan-fever 4