Evidence map›Paper›PMID 24663056›Full record

ArticleInternational journal of molecular sciences2014

A caspase-dependent pathway is involved in Wnt/β-catenin signaling promoted apoptosis in Bacillus Calmette-Guerin infected RAW264.7 macrophages.

Xiaoling Wu, Guangcun Deng, Xiujing Hao, Yong Li, Jin Zeng, Chunyan Ma, Yulong He, Xiaoming Liu, Yujiong Wang

Open access · goldAbstract read
In one paragraph

Article in International journal of molecular sciences, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed, 2 pooled it
3.4field-weighted citation impact, top 7% 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

40 citing papers in PubMed, 2 syntheses or guidelines pooled it, 64 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
  3. Article
  4. Review
  5. A Protective Role of Canonical Wnt/Mediators of inflammation · 2024
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  14. The Role ofJournal of immunology research · 2021
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  15. Article
  16. Article
  17. Review
  18. Article
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  20. Review
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.

Xiaoling WuKey Laboratory of Ministry of Education for Conservation and Utilization of Special Biological Resources in the Western China, Yinchuan 750021, Ningxia, China. nx_wuxiaol@163.com.
Guangcun DengKey Laboratory of Ministry of Education for Conservation and Utilization of Special Biological Resources in the Western China, Yinchuan 750021, Ningxia, China. nx_dgc@163.com.
Xiujing HaoKey Laboratory of Ministry of Education for Conservation and Utilization of Special Biological Resources in the Western China, Yinchuan 750021, Ningxia, China. haoxiujing@126.com.
Yong LiKey Laboratory of Ministry of Education for Conservation and Utilization of Special Biological Resources in the Western China, Yinchuan 750021, Ningxia, China. liyong7732@126.com.
Jin ZengKey Laboratory of Ministry of Education for Conservation and Utilization of Special Biological Resources in the Western China, Yinchuan 750021, Ningxia, China. zengjinnxu@163.com.
Chunyan MaKey Laboratory of Ministry of Education for Conservation and Utilization of Special Biological Resources in the Western China, Yinchuan 750021, Ningxia, China. machnyan0411@163.com.
Yulong HeKey Laboratory of Ministry of Education for Conservation and Utilization of Special Biological Resources in the Western China, Yinchuan 750021, Ningxia, China. heyulong2003@163.com.
Xiaoming LiuKey Laboratory of Ministry of Education for Conservation and Utilization of Special Biological Resources in the Western China, Yinchuan 750021, Ningxia, China. lxm1966@nxu.edu.cn.
Yujiong WangKey Laboratory of Ministry of Education for Conservation and Utilization of Special Biological Resources in the Western China, Yinchuan 750021, Ningxia, China. wyj@nxu.edu.cn.
Ningxia University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Apoptosis of alveolar macrophages following Mycobacterium tuberculosis infection have been demonstrated to play a central role in the pathogenesis of tuberculosis. In the present study, we found that Wnt/β-catenin signaling possesses the potential to promote macrophage apoptosis in response to mycobacterial infection. In agreement with other findings, an activation Wnt/β-catenin signaling was observed in murine macrophage RAW264.7 cells upon Mycobacterium bovis Bacillus Calmette-Guerin (BCG) infection at a multiple-of-infection of 10, which was accompanied with up-regulation of pro-inflammatory cytokines TNF-α and IL-6 production. However, the BCG-induced TNF-α and IL-6 secretion could be significantly reduced when the cells were exposed to a canonical Wnt signaling ligand, Wnt3a. Importantly, the activation of Wnt/β-catenin signaling was able to further promote apoptosis in BCG-infected RAW264.7 cells in part by a mitochondria-dependent apoptosis pathway. Immunoblotting analysis further demonstrated that Wnt/β-catenin signaling-induced cell apoptosis partly through a caspase-dependent apoptosis mechanism by down-regulation of anti-apoptotic protein Mcl-1, and up-regulation of pro-apoptotic proteins Bax and cleaved-caspase-3, as well as enhancement of caspase-3 activity in BCG-infected RAW264.7 cells. These data may imply an underlying mechanism of alveolar macrophages in response to mycobacterial infection, by which the pathogen induces Wnt/β-catenin signaling activation, which in turn represses mycobacterium-trigged inflammatory responses and promotes mycobacteria-infected cell apoptosis.

Indexed as

ApoptosisSignal TransductionWnt Signaling PathwayAnimalsbcl-2-Associated X Proteinbeta CateninCaspase 3CaspasesCell LineFlow CytometryHost-Pathogen InteractionsImmunoblottingInterleukin-6MacrophagesMembrane Potential, MitochondrialMiceBax protein, mousebcl-2-Associated X Proteinbeta CateninCaspase 3CaspasesInterleukin-6Mcl1 protein, mouseMyeloid Cell Leukemia Sequence 1 ProteinTumor Necrosis Factor-alpha

Identifiers

PMID24663056
PMCPMC3975439
OpenAlexW1984740015

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.