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Cited by 342

The DOI matches its Crossref record; 4 of the 4 references it cites were found in a registry or an index.

Antibacterial Activity of Coffee Extracts and Selected Coffee Chemical Compounds against Enterobacteria

Almeida, Ana Amélia P., Farah, Adriana, Silva, Daniela A. M., Nunan, Elzíria A., Glória, M. Beatriz A.·2006·Journal of Agricultural and Food Chemistry

Abstract

The in vitro antimicrobial activity of commercial coffee extracts and chemical compounds was investigated on nine strains of enterobacteria. The antimicrobial activity investigated by the disc diffusion method was observed in both the extracts and tested chemical compounds. Even though pH, color, and the contents of trigonelline, caffeine, and chlorogenic acids differed significantly among the coffee extracts, no significant differences were observed in their antimicrobial activity. Caffeic acid and trigonelline showed similar inhibitory effect against the growth of the microorganisms. Caffeine, chlorogenic acid, and protocatechuic acid showed particularly strong effect against Serratia marcescens and Enterobacter cloacae. The IC(50) and IC(90) for the compounds determined by the microtiter plate method indicated that trigonelline, caffeine, and protocatechuic acids are potential natural antimicrobial agents against Salmonella enterica. The concentrations of caffeine found in coffee extracts are enough to warrant 50% of the antimicrobial effect against S. enterica, which is relevant to human safety.

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Crossref · 10.1021/jf0617317

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Metadata

Authors
Almeida, A. A. P., Farah, A., Silva, D. A. M., Nunan, E. A., & Glória, M. B. A.
Venue
Journal of Agricultural and Food Chemistry
Published
2006-10-24
Volume
54
Issue
23
Pages
8738-8743
ISSN
  • 0021-8561 (ISSN-L)
  • 1520-5118
OpenAlex
W1990207649
Cited by
342
References
4
FWCI
4.34
Type
journal article
Language
en
Open access
closed

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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