gram-negative bacteria

collocation in English

meaningsofbacteria

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bacteria
noun
uk
/bækˈtɪə.ri.ə/us
/bækˈtɪr.i.ə/
plural ...
See more atbacteria

(Definition ofbacteriafrom theCambridge English Dictionary© Cambridge University Press)

Examplesofgram-negative bacteria

These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
Gram-negativebacteriawere the predominant microorganisms (65.9 %).
From theCambridge English Corpus
Such structures appear in the outer membranes ofgram-negativebacteria, chloroplasts, and mitochondria.
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Phenoxymethylpenicillin is less active againstgram-negativebacteriathan benzylpenicillin.
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Gram-negativebacteriamust secrete adhesins, since they have an outer membrane that makes it hard for them to stick to and infect the host.
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Manygram-negativebacteriahave injectisomes, or flagella-like projections, to directly deliver the virulent exoenzyme into the host cell using a type three secretion system.
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Within gram-positive bacteria the peptidoglycan layer is much thicker thangram-negativebacteria.
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Ingram-negativebacteria, exporters transport lipids and some polysaccharides from the cytoplasm to the periplasm.
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Like allgram-negativebacteria, it has a double membrane with a cell wall.
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This is based on the physical properties of their cell walls, as opposed togram-negativebacteria, which can not retain the crystal violet stain.
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Beta-lactamases (such as penicillinases) formed by gram-positive andgram-negativebacteriacan stabilize doripenem to hydrolysis.
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Other notable groups ofgram-negativebacteriainclude the cyanobacteria, spirochaetes, green sulfur, and green non-sulfur bacteria.
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The causative agents are fastidious phloem-restricted,gram-negativebacteriain the gracilicutes clade.
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Ingram-negativebacteria, transient hemimethylation distinguishes the strands (the parental is methylated and daughter is not).
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These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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