Chameleon™ COLOREX™ Serratia is a selective and differential, chromogenic culture medium used for the qualitative direct detection Serratia marcescens. Media can be utilized for prevention and control of Serratia marcescens within intensive care units (ICU), notably neo-natal. Test specimens include rectal swabs, throat swabs, wound swabs, and stools. It can also be utilized in hygiene and environmental monitoring of surfaces. Further identification, susceptibility testing, and epidemiological typing should be performed on suspect colonies.• Product meets CLSI performance criteria.• Chameleon™ COLOREX™ Serratia should be used by trained professionals within a laboratory setting. • For in vitro diagnostic (IVD) use.• Product is not intended for use in the diagnosis or treatment of disease or other human conditions.