Complex sentence: Most cases of salmonellosis are caused by food infected with "S. enterica", which often infects cattle and poultry, though also other animals such as domestic cats and hamsters have also been shown to be sources of infection to humans.
Split into simpler sentences: Most cases of salmonellosis are caused by food infected with'S. Enterica', which often infects cattle and poultry, though also other animals such as domestic cats and hamsters have also been shown to be sources of infection to humans.