Revised Aspects into the Molecular Bases of Hydroxycinnamic Acid Metabolism in Lactobacilli

Hydroxycinnamic acids (HCAs) are phenolic compounds produced by the secondary metabolism of edible plants and are the most abundant phenolic acids in our diet. The antimicrobial capacity of HCAs is an important function attributed to these phenolic acids in the defense of plants against microbiologi...

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Main Author: Félix López de Felipe
Format: Article
Language:English
Published: MDPI AG 2023-06-01
Series:Antioxidants
Subjects:
Online Access:https://www.mdpi.com/2076-3921/12/6/1294
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author Félix López de Felipe
author_facet Félix López de Felipe
author_sort Félix López de Felipe
collection DOAJ
description Hydroxycinnamic acids (HCAs) are phenolic compounds produced by the secondary metabolism of edible plants and are the most abundant phenolic acids in our diet. The antimicrobial capacity of HCAs is an important function attributed to these phenolic acids in the defense of plants against microbiological threats, and bacteria have developed diverse mechanisms to counter the antimicrobial stress imposed by these compounds, including their metabolism into different microbial derivatives. The metabolism of HCAs has been intensively studied in <i>Lactobacillus</i> spp., as the metabolic transformation of HCAs by these bacteria contributes to the biological activity of these acids in plant and human habitats or to improve the nutritional quality of fermented foods. The main mechanisms known to date used by <i>Lactobacillus</i> spp. to metabolize HCAs are enzymatic decarboxylation and/or reduction. Here, recent advances in the knowledge regarding the enzymes that contribute to these two enzymatic conversions, the genes involved, their regulation and the physiological significance to lactobacilli are reviewed and critically discussed.
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spelling doaj.art-b9e7cc09acca4750ae428e00c77f09582023-11-18T09:04:11ZengMDPI AGAntioxidants2076-39212023-06-01126129410.3390/antiox12061294Revised Aspects into the Molecular Bases of Hydroxycinnamic Acid Metabolism in LactobacilliFélix López de Felipe0Laboratorio de Biotecnología Bacteriana, Instituto de Ciencia y Tecnología de los Alimentos y Nutrición (ICTAN), CSIC, José Antonio Novais 10, 28040 Madrid, SpainHydroxycinnamic acids (HCAs) are phenolic compounds produced by the secondary metabolism of edible plants and are the most abundant phenolic acids in our diet. The antimicrobial capacity of HCAs is an important function attributed to these phenolic acids in the defense of plants against microbiological threats, and bacteria have developed diverse mechanisms to counter the antimicrobial stress imposed by these compounds, including their metabolism into different microbial derivatives. The metabolism of HCAs has been intensively studied in <i>Lactobacillus</i> spp., as the metabolic transformation of HCAs by these bacteria contributes to the biological activity of these acids in plant and human habitats or to improve the nutritional quality of fermented foods. The main mechanisms known to date used by <i>Lactobacillus</i> spp. to metabolize HCAs are enzymatic decarboxylation and/or reduction. Here, recent advances in the knowledge regarding the enzymes that contribute to these two enzymatic conversions, the genes involved, their regulation and the physiological significance to lactobacilli are reviewed and critically discussed.https://www.mdpi.com/2076-3921/12/6/1294hydroxycinnamic acidsmetabolismmolecular bases<i>Lactobacillus</i>
spellingShingle Félix López de Felipe
Revised Aspects into the Molecular Bases of Hydroxycinnamic Acid Metabolism in Lactobacilli
Antioxidants
hydroxycinnamic acids
metabolism
molecular bases
<i>Lactobacillus</i>
title Revised Aspects into the Molecular Bases of Hydroxycinnamic Acid Metabolism in Lactobacilli
title_full Revised Aspects into the Molecular Bases of Hydroxycinnamic Acid Metabolism in Lactobacilli
title_fullStr Revised Aspects into the Molecular Bases of Hydroxycinnamic Acid Metabolism in Lactobacilli
title_full_unstemmed Revised Aspects into the Molecular Bases of Hydroxycinnamic Acid Metabolism in Lactobacilli
title_short Revised Aspects into the Molecular Bases of Hydroxycinnamic Acid Metabolism in Lactobacilli
title_sort revised aspects into the molecular bases of hydroxycinnamic acid metabolism in lactobacilli
topic hydroxycinnamic acids
metabolism
molecular bases
<i>Lactobacillus</i>
url https://www.mdpi.com/2076-3921/12/6/1294
work_keys_str_mv AT felixlopezdefelipe revisedaspectsintothemolecularbasesofhydroxycinnamicacidmetabolisminlactobacilli