Human infections attributable to the d-tartrate-fermenting variant of Salmonella enterica serovar paratyphi B in Germany originate in reptiles and, on rare occasions, poultry

agents al analysis animal animals assessment authorities bacteria bacteriology berlin biology broiler broilers cattle cheese chemistry classification collection data collection disease incidence dna dna ec electrophoresis electrophoresis epidemiology escherichia escherichia coli eu europe european union evolution fermentation flocks food food safety france gallus gallus gel gel gel electrophoresis gene genetics germany goats health humans identification infection java laboratories lead meat metabolism methods microbiology microorganisms milk model molecular biology molecular genetics multilocus sequence typing mutation netherlands nucleotide sequence pathogenesis pathogenicity phage population population structure pork poultry poultry meat products profiles public health recombination reduction reptile reptiles reptilia research risk risk assessment safety salmonella salmonellosis serotypes serovar standard standards state strains tartaric acid tartrates tests who zoonoses