Enteric bacilli form a large family of gramegative rods (see Table 37-6). As their name implies, most are found primarily in the intestinal tract. These include species such as Salmonella, Shigella, Escherichia coli, Enterobacter, Klebsiella, Proteus, and several others (see Table 37-6). Many are normal inhabitants and cause disease only if they escape to other […]