Evidence map›Paper›PMID 21572390›Full record

ArticleThe EMBO journal2011

MT1-MMP cleaves Dll1 to negatively regulate Notch signalling to maintain normal B-cell development.

Guoxiang Jin, Fengju Zhang, Kui Ming Chan, Hoi Leong Xavier Wong, Baohua Liu, Kathryn S E Cheah, Xinguang Liu, Cornelia Mauch, Depei Liu, Zhongjun Zhou

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
1.6field-weighted citation impact, top 18% 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

34 citing papers in PubMed, 56 citations in OpenAlex.

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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

10 authors at 5 institutions in 4 countries.

Guoxiang JinDepartment of Biochemistry, Center for Reproduction, Development and Growth, The University of Hong Kong, Pok Fu Lam, Hong Kong.
Fengju Zhang
Kui Ming Chan
Hoi Leong Xavier Wong
Baohua Liu
Kathryn S E Cheah
Xinguang Liu
Cornelia Mauch
Depei Liu
Zhongjun Zhou
University of Hong Kong · HKGuangdong Medical College · CNCapital Medical University · CNPeking Union Medical College Hospital · CNUniversity of Cologne · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Notch signalling controls the differentiation of haematopoietic progenitor cells (HPCs). Here, we show that loss of membrane-type 1 matrix metalloproteinase (MT1-MMP, MMP14), a cell surface protease expressed in bone marrow stromal cells (BMSCs), increases Notch signalling in HPCs and specifically impairs B-lymphocyte development. When co-cultured with BMSCs in vitro, HPCs differentiation towards B lymphocytes is significantly compromised on MT1-MMP-deficient BMSCs and this defect could be completely rescued by DAPT, a specific Notch signalling inhibitor. The defective B-lymphocyte development could also be largely rescued by DAPT in vivo. MT1-MMP interacts with Notch ligand Delta-like 1 (Dll1) and promotes its cleavage on cell surface in BMSCs. Ectopic MT1-MMP cleaves Dll1 and results in diminished Notch signalling in co-cultured cells. In addition, recombinant MT1-MMP cleaves a synthetic Dll1 peptide at the same site where MT1-MMP cleaves Dll1 on the cell surface. Our data suggest that MT1-MMP directly cleaves Dll1 on BMSCs to negatively regulate Notch signalling to specifically maintain normal B-cell development in bone marrow.

Indexed as

Cell DifferentiationSignal TransductionAnimalsB-LymphocytesCalcium-Binding ProteinsCells, CulturedCoculture TechniquesIntercellular Signaling Peptides and ProteinsMatrix Metalloproteinase 14MiceReceptors, NotchCalcium-Binding ProteinsDlk1 protein, mouseIntercellular Signaling Peptides and ProteinsMatrix Metalloproteinase 14Mmp14 protein, mouseReceptors, Notch

Identifiers

PMID21572390
PMCPMC3117651
OpenAlexW1958709058

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.