Cambridge City, Indiana. Cambridge City is a town in Jackson Township, Wayne County, Indiana, United States. The population was 1,870 at the 2010 census.
Serratia marcescens is a species of rod-shaped gram-negative bacteria in the family Enterobacteriaceae.. marcescens may also be found in environments such as dirt, supposedly sterile places, and the subgingival biofilm of teeth.
R-factors. S.marcescens contain these R-factors which are a specific types of plasmid carries one or more genes that that confers resistance to different types of antimicrobial agents.The contribution of R-factors to the resistance of Serratia to various drugs has been studied as far back as 1969[23].