Evidence map›Paper›PMID 11368781›Full record

ArticleThe Biochemical journal2001

Inhibitor of nuclear factor-kappaB induction by cAMP antagonizes interleukin-1-induced human macrophage-colony-stimulating-factor expression.

P J Kamthong, M Wu

Open access · bronzeAbstract read
In one paragraph

Article in The Biochemical journal, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
0.5field-weighted citation impact, top 35% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

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.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

19 citing papers in PubMed, 41 citations in OpenAlex.

  1. Dissecting PGENature communications · 2026
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  13. Cyclic AMP: a selective modulator of NF-κB action.Cellular and molecular life sciences : CMLS · 2011
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

P J KamthongDepartment of Molecular Biology and Immunology, University of North Texas Health Science Center at Fort Worth, 3500 Camp Bowie Blvd, Fort Worth, TX 76107, U.S.A.
M Wu
University of North Texas · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We have recently reported that interleukin-1alpha (IL-1alpha) can induce human macrophage colony-stimulating factor (M-CSF) expression through nuclear factor kappaB (NF-kappaB) activation, and treatment of human pancreatic MIA PaCa-2 cancer cells with forskolin or cAMP attenuated the NF-kappaB activation as well as M-CSF expression. In this study, we have further investigated the mechanism of cAMP attenuation. MIA PaCa-2 cells were incubated with forskolin or dibutyryl-cAMP and then stimulated with IL-1 for 1 h. Cell lysates were immunoprecipitated by anti-inhibitory kappaB (IkappaB) kinase-beta (IKKbeta) antibody and the immune complex assayed for kinase activity using recombinant inhibitor of NF-kappaB (IkappaBalpha) as substrate. The levels of IKKbeta in the respective cellular proteins were measured by subsequent Western blot. The results show that the level of IKK protein remains constant in the presence of cAMP, forskolin and/or IL-1, whereas IKK activity was robustly stimulated by IL-1. Nonetheless, dibutyryl-cAMP or forskolin did not affect the IKK activation induced by IL-1. This experiment suggests that elevated cAMP has no effect on IKK activity. IkappaBalpha protein level decreased markedly in IL-1-treated cells compared with the untreated. By contrast, cells treated with cAMP or forskolin possessed discernibly higher IkappaBalpha levels. In addition, we observed that forskolin potentiated and prolonged the IL-1-induced IkappaBalpha mRNA levels, whereas it did not stabilize the IkappaBalpha mRNA message. Wholly, these studies indicate that elevated cAMP antagonizes IL-1-induced M-CSF transcription by up-regulating IkappaBalpha gene induction and its consequent attenuation of NF-kappaB activation.

Indexed as

I-kappa B ProteinsBucladesineColforsinCyclic AMPCysteine EndopeptidasesDNA-Binding ProteinsHumansI-kappa B KinaseInterleukin-1LuciferasesMacrophage Colony-Stimulating FactorMultienzyme ComplexesNF-kappa BNF-KappaB Inhibitor alphaPromoter Regions, GeneticProteasome Endopeptidase ComplexBucladesineCHUK protein, humanColforsinCyclic AMPCysteine EndopeptidasesDNA-Binding ProteinsI-kappa B KinaseI-kappa B ProteinsIKBKB protein, humanIKBKE protein, humanInterleukin-1LuciferasesMacrophage Colony-Stimulating FactorMultienzyme ComplexesNF-kappa BNF-KappaB Inhibitor alphaNFKBIA protein, humanProteasome Endopeptidase ComplexProtein Serine-Threonine KinasesRNA, Messenger

Identifiers

PMID11368781
PMCPMC1221865
OpenAlexW2041410301

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.