2019
DOI: 10.1080/14756366.2019.1693703
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Discovery of talmapimod analogues as polypharmacological anti-inflammatory agents

Abstract: Twenty novel talmapimod analogues were designed, synthesised and evaluated for the in vivo anti-inflammatory activities. Among them, compound 6n, the most potent one, was selected for exploring the mechanisms underlying its anti-inflammatory efficacy. In RAW264.7 cells, it effectively suppressed lipopolysaccharides-induced (LPS-induced) expressions of iNOS and COX-2. As illustrated by the western blot analysis, 6n downregulated both the NF-jB signalling and p38 MAPK phosphorylation. Further enzymatic assay ide… Show more

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Cited by 11 publications
(6 citation statements)
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“…The in vitro enzymatic experiment identified compound 95 as a potent inhibitor against both p38a MAPK (IC 50 ¼1.95 mM) and COX-2 (IC 50 ¼0.036 mM). Furthermore, it had the ability to downregulate NF-jB and MAPK signalling pathways 110 . Talmon et al synthesised a series of novel vortioxetine derivatives.…”
Section: Piperazine Derivatives As Anti-inflammatory Agentsmentioning
confidence: 99%
“…The in vitro enzymatic experiment identified compound 95 as a potent inhibitor against both p38a MAPK (IC 50 ¼1.95 mM) and COX-2 (IC 50 ¼0.036 mM). Furthermore, it had the ability to downregulate NF-jB and MAPK signalling pathways 110 . Talmon et al synthesised a series of novel vortioxetine derivatives.…”
Section: Piperazine Derivatives As Anti-inflammatory Agentsmentioning
confidence: 99%
“…During inflammatory responses, the NF-κB subunit p65 translocates from the cytoplasm to the nucleus, facilitated by the proteasome degradation and phosphorylation of the inhibitory IκBα. This then interacts with the gene promoter region in the nucleus, promoting the expression of various cytokines and inflammatory mediators (e.g., iNOS, COX-2, TNF-α, IL-6, and IL-1β). , Therefore, the inhibition of IκBα phosphorylation to block NF-κB activation presents a potential therapeutic strategy for inflammation-associated diseases . The effects of compounds 9c and 9j on the NF-κB signaling pathway in LPS-induced RAW264.7 cells were explored using Western blotting.…”
Section: Results and Discussionmentioning
confidence: 99%
“…Decreased levels of NF-κB are observed in conditions of reduced inflammation and apoptosis. [ 25 , 26 ] Most studies consider decreased NF-κB level as a sign of attenuated inflammation. [ 25 ] However, since it may play an anti-apoptotic or pro-apoptotic role depending on the conditions, an increase in NF-κB may also be observed in scenarios of decreased apoptosis.…”
Section: Discussionmentioning
confidence: 99%