Virus: Mouse Hepatitis Virus (MHV), Mouse Minute Virus (MMV), Mouse Parvovirus (MPV), Murine Norovirus (MNV), Theiler’s Mouse Encephalomyelitis Virus (TMEV/GDVII), Rotavirus/Epizootic Diarrhea of Infant Mice (EDIM), Mouse AdeNovirus-1 (MAV-FL, MAV-1), Mouse AdeNovirus-2 (MAV-K87, MAV-2), Respiratory Enteric Virus III (REO), Ectromelia Virus (ECTR), and Lymphocytic Choriomeningitis Virus (LCMV). Bacteria: Helicobacter (HELICO), Campylobacter spp (CAMPY), Citrobacter rodentium (CROD), Clostridium piliforme (CPIL), Salmonella spp. (SALM), Streptobacillus moniliformis (SMONI), Proteus mirabilis (PMIR), Bordetella hinzii (BHIN), Corynebacterium kutscheri (CKUT), Klebsiella oxytoca (KOXY), Klebsiella pneumoniae (KPNE), Rodentibacter pneumotropica (RPNEU), Rodentibacter heylii (RHEYL), Staphylococcus aureus (SAUR), Streptococcus pneumoniae (SPNE), Streptococcus agalactiae (SAGA), Streptococcus B hem canis (SCAN), Streptococcus B hem equi subs. Zooepidemicus (SEQU), Streptococcus B hem pyogenes (SPYO),and Corynebacterium bovis (CBOV). Parasites: Pinworm (PIN), Giardia (GIAR), Spironucleus muris (SMUR), Cryptosporidium spp. (CRYP), Entamoeba muris (EMUR), and Tritrichomonas muris (TMUR).