Salmonella is the main pathogenic bacteria that causes acute gastroenteritis. The more common strains include Salmonella typhimurium, Salmonella enteritidis, Salmonella choleraesuis, Salmonella gallinarum, and Salmonella anatum. These bacteria are widely found in the intestines of many animals such as pigs, cattle, sheep, dogs, chickens, ducks, and rodents. When...