Evidence map›Paper›PMID 27427981›Full record

ArticleThe Journal of clinical investigation2016

p21 mediates macrophage reprogramming through regulation of p50-p50 NF-κB and IFN-β.

Gorjana Rackov, Enrique Hernández-Jiménez, Rahman Shokri, Lorena Carmona-Rodríguez, Santos Mañes, Melchor Álvarez-Mon, Eduardo López-Collazo, Carlos Martínez-A, Dimitrios Balomenos

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of clinical investigation, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 69 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
69citing papers in PubMed, 1 pooled it
4.0field-weighted citation impact, top 6% 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

69 citing papers in PubMed, 1 synthesis or guideline pooled it, 108 citations in OpenAlex.

  1. Pooled it
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  17. Pathophysiology-Directed Engineering of a Combination Nanoanalgesic for Neuropathic Pain.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
    Article
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9 more citing papers are in PubMed but not listed here.

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

9 authors at 1 institution in 1 country.

Gorjana Rackov
Enrique Hernández-Jiménez
Rahman Shokri
Lorena Carmona-Rodríguez
Santos Mañes
Melchor Álvarez-Mon
Eduardo López-Collazo
Carlos Martínez-A
Dimitrios Balomenos
Hospital La Paz Institute for Health Research · ES

Funding

NIMHD NIH HHS L60 MD002502
6 · The paper itself

Abstract

M1 and M2 macrophage phenotypes, which mediate proinflammatory and antiinflammatory functions, respectively, represent the extremes of immunoregulatory plasticity in the macrophage population. This plasticity can also result in intermediate macrophage states that support a balance between these opposing functions. In sepsis, M1 macrophages can compensate for hyperinflammation by acquiring an M2-like immunosuppressed status that increases the risk of secondary infection and death. The M1 to M2 macrophage reprogramming that develops during LPS tolerance resembles the pathological antiinflammatory response to sepsis. Here, we determined that p21 regulates macrophage reprogramming by shifting the balance between active p65-p50 and inhibitory p50-p50 NF-κB pathways. p21 deficiency reduced the DNA-binding affinity of the p50-p50 homodimer in LPS-primed and -rechallenged macrophages, impairing their ability to attenuate IFN-β production and acquire an M2-like hyporesponsive status. High p21 levels in sepsis patients correlated with low IFN-β expression, and p21 knockdown in human monocytes corroborated its role in IFN-β regulation. The data demonstrate that p21 adjusts the equilibrium between p65-p50 and p50-p50 NF-κB pathways to mediate macrophage plasticity in LPS tolerance. Identifying p21-related pathways involved in monocyte reprogramming may lead to potential targets for sepsis treatment.

Indexed as

Gene Expression RegulationAgedAnimalsCyclin-Dependent Kinase Inhibitor p21CytokinesFemaleHumansInflammationInterferon-betaLipopolysaccharidesMacrophagesMiceMice, TransgenicMiddle AgedMonocytesNF-kappa B p50 SubunitCDKN1A protein, humanCyclin-Dependent Kinase Inhibitor p21CytokinesInterferon-betaLipopolysaccharidesNF-kappa B p50 SubunitRELA protein, humanTranscription Factor RelA

Identifiers

PMID27427981
PMCPMC4966310
OpenAlexW2487568055

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.