J Agric Food Chem February 2023 PMID 36715127

Phenolic Acid-Amino Acid Adducts Exert Distinct Immunomodulatory Effects in Macrophages Compared to Parent Phenolic Acids.

Jingyuan Liu, Mahesha M Poojary, Ling Zhu, Andrew R Williams, Marianne N Lund

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147

Peak: 96 in Mar 2023

across 7 sources since Feb 2023

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AI synopsis

What people are saying

The collective comments demonstrate interest through mentions of coffee's anti-inflammatory properties and specific compounds like phenolic acids and cysteine, with some posts expressing support for the publication's implications. Words like 'investigated', 'effects', and phrases such as 'distinct immunomodulatory effects' suggest a tone of scientific curiosity and recognition of potential health impacts, contributing to an overall balanced but cautiously optimistic perspective.

AgreementModerate agreement

Most discussions acknowledge the novelty of the immunomodulatory effects of phenolic acid-amino acid adducts, showing general support for the research findings.

InterestModerate interest

Participants display moderate curiosity, with some comments highlighting the potential health benefits of coffee components and their interactions.

EngagementModerate engagement

The posts reflect a moderate level of engagement, referencing specific compounds like caffeic acid, chlorogenic acid, and cysteine, and including reactions and summaries.

ImpactModerate impact

The discussions hint at a meaningful impact on understanding anti-inflammatory mechanisms and dietary recommendations, although they recognize that further research is necessary.

Abstract in brief

The study compares the immunomodulatory effects of phenolic acids (caffeic acid and chlorogenic acid) with their cysteine adduct forms (CACys and CGACys) in macrophage cells, showing that while the parent acids generally reduce inflammatory responses, the adducts uniquely influence inflammatory pathways differently.
RNA sequencing revealed that adducts upregulate certain signaling pathways related to immune response like Toll-like receptor and JAK-STAT signaling, but downregulate pathways associated with neurodegenerative and metabolic processes, indicating a distinct cellular impact compared to parent acids.
Although both phenolic acids and their adducts suppress inflammatory markers like prostaglandin E and tumor necrosis factor, the adducts unexpectedly increase reactive oxygen species (ROS) production, and overall, the addition of cysteine significantly changes the anti-inflammatory properties of these phenolic compounds.]

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