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Answered 2016-02-18 00:47:39

Serratia marcescens incubated at 37 degrees Celsius will have almost a clear pigmentation. However, when S. marcescens is incubated at 25 degrees Celsius it will produce a very distinct red color.

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What does the lack of orange-red pimentation mean on an agar slant labeled S marcescens?

Could mean that the culture is contaminated since the red pigmentation is very characteristic of Serratia marcescens

Is serratia marcescens contagious?

No, it is infectious.

The arrangement of serratia marcescens?


There is a lack of orange-red pigmentation in some of the growth on your agar slant labeled S marcescens Does this necessarily indicate the presence of a contaminant?

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Can one catch serratia marcescens from family member?

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Is serratia marcescens dnase positive or negative?

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How does a healthy immune system keep Serratia marcescens in check?

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What is the optimum temperatures of Serratia marcescens?

Room temperature.

Is serratia marcescens positive for a starch hydrolysis test?


Serratia marcescens gram positive or gram negative?


IS serratia marcescens negative for a starch hydrolysis test?


Compare the properties of colonies of serratia marcescens and micrococcus luteus?


Can the serratia marcescens capsule be disrupted by hemocin?

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Is Serratia marcescens an obligate aerobe or a facultative anaerobe?

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What test will differentiate between Enterobacter cloacae and Serratia marcescens?

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Is serratia marcescens gram positive or gram negative bacteria?

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What bacteria cultures turn red at room temperature?

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What does serratia marcescens look like on a nutrient agar plate?


What color and shape is serratia marcescens?

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Why does Serratia marcescens have a red pigment at room temperature?

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Is serratia marcescens acid-fast?

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What are the symptoms of having the infection serratia marcescens?

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