It tests the ability of an organism to do several things: reduce sulfur, produce indole and swim through the agar (be motile). SIM is commonly used to differentiate members of Enterobacteriaceae.
[Comparison of phenotypic methods for the detection of beta-lactamases MBL in strains from the Enterobacteriaceae family and non-fermentative bacilli isolated from clinical specimens]. [Evaluation ...
This useful study examines the function of the rnc gene, which encodes the RNase III ribonuclease, as it relates to virulence of Salmonella Enteritidis. The authors demonstrate that the rnc gene is ...