AES and ToF-SIMS combination for single cell chemical imaging of gold nanoparticle-labeled Escherichia coli | Zendy

Cécile Courrèges | Zendy; Mélanie Bonnecaze | Zendy; Delphine Flahaut | Zendy; Sophie Nolivos | Zendy; R Grimaud | Zendy; Joachim Allouche | Zendy

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AES and ToF-SIMS combination for single cell chemical imaging of gold nanoparticle-labeled Escherichia coli

Author(s) -

Cécile Courrèges,

Mélanie Bonnecaze,

Delphine Flahaut,

Sophie Nolivos,

R Grimaud,

Joachim Allouche

Publication year - 2021

Publication title -

chemical communications

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 1.837

H-Index - 333

eISSN - 1364-548X

pISSN - 1359-7345

DOI - 10.1039/d1cc01211h

Subject(s) - escherichia coli , colloidal gold , nanoparticle , chemistry , materials science , nanotechnology , biochemistry , gene

A chemical fingerprint of the Escherichia coli cell surface labeled by gelatin coated gold nanoparticles was obtained by combining Auger Electron Spectroscopy (AES) for single cell level chemical images, and Time-of-Flight Secondary Ion Mass Spectroscopy (ToF-SIMS) Tandem MS for unambiguous molecular identification of co-localized species.

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