ArticleMolecular biology reports2022
The effect of 2-amino-3-carboxymuconate-6-semialdehyde decarboxylase gene overexpression in the kynurenine pathway on the expression levels of indoleamine 2,3-dioxygenase 1 and interferon-γ in inflammatory conditions: an in vitro study.
Article in Molecular biology reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
1 citing paper in PubMed, 5 citations in OpenAlex.
- Implications of Kynurenine Pathway Metabolism for the Immune System, Hypothalamic-Pituitary-Adrenal Axis, and Neurotransmission in Alcohol Use Disorder.International journal of molecular sciences · 2024Review
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5 authors at 2 institutions in 2 countries.
Funding
Abstract
backgroundThe kynurenine pathway (KP) can be involved in the pathogenesis of neurodegenerative diseases and excessive neurotoxic metabolite production. This study aimed to evaluate the effects of overexpression of murine 2-amino-3-carboxymuconate-6-semialdehyde decarboxylase (Acmsd) gene in inflammatory conditions in RAW 264.7 cell line to present more information about the effect of this gene on inflammatory conditions and the KP cycle. METHODS AND
resultsThe coding sequence of the Acmsd gene was cloned into pCMV6-AC-IRES-GFP expression vector with a green fluorescent protein (GFP) marker. To simulate inflammatory conditions, RAW 264.7 macrophage cells were stimulated by Lipopolysaccharide (LPS) 24 h before transfection, and transfected by Polyethyleneimine (PEI) with constructed plasmids expressing the Acmsd gene. The effect of Acmsd gene expression level on murine Interferon-gamma (Ifn-γ) and murine Indoleamine 2,3-dioxygenase 1 (Ido1) gene expression level was investigated by Real-Time PCR. According to the results of this study, good transfection efficiency was observed 72 h after transfection, and Acmsd expression level increased 29-fold (P < 0.001) in transfected LPS-stimulated cells compared to the control group (LPS-stimulated cells that were not transfected). Additionally, increased Acmsd expression level significantly down-regulated Ifn-γ (P < 0.001) and Ido1 (P < 0.01) expression level in transfected LPS-stimulated cells compared to LPS-stimulated cells.
conclusionsAcmsd gene overexpression in inflammatory conditions can reduce the expression levels of the Ido1 gene, and its regulator, Ifn-γ. Consequently, it may be considered as a novel regulatory factor in the KP balance.
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