Evidence map›Paper›PMID 34402163›Full record

ArticleJournal of cellular and molecular medicine2021

BAG1 down-regulation increases chemo-sensitivity of acute lymphoblastic leukaemia cells.

Elena Mariotto, Diana Corallo, Marcella Pantile, Emanuela Giarin, Martina Pigazzi, Giuseppe Basso, Giampietro Viola, Sanja Aveic

Open access · goldAbstract read
In one paragraph

Article in Journal of cellular and molecular medicine, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.5field-weighted citation impact, top 38% 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

6 citing papers in PubMed, 9 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

8 authors at 3 institutions in 2 countries.

Elena MariottoDepartment of Woman's and Child's Health, Haematology-Oncology Clinic and Lab, University of Padova, Padova, Italy.
Diana CoralloNeuroblastoma Laboratory, Fondazione Istituto di Ricerca Pediatrica Città della Speranza, Padova, Italy.
Marcella PantileNeuroblastoma Laboratory, Fondazione Istituto di Ricerca Pediatrica Città della Speranza, Padova, Italy.
Emanuela GiarinDepartment of Woman's and Child's Health, Haematology-Oncology Clinic and Lab, University of Padova, Padova, Italy.
Martina PigazziDepartment of Woman's and Child's Health, Haematology-Oncology Clinic and Lab, University of Padova, Padova, Italy.
Giuseppe BassoDepartment of Woman's and Child's Health, Haematology-Oncology Clinic and Lab, University of Padova, Padova, Italy.
Giampietro ViolaDepartment of Woman's and Child's Health, Haematology-Oncology Clinic and Lab, University of Padova, Padova, Italy.
Sanja AveicNeuroblastoma Laboratory, Fondazione Istituto di Ricerca Pediatrica Città della Speranza, Padova, Italy.ORCID 0000-0002-3886-4360
University of Padua · ITCittà della Speranza Foundation · ITUniversitätsklinikum Aachen · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BCL2-associated athanogene-1 (BAG1) is a multi-functional protein that is found deregulated in several solid cancers and in paediatric acute myeloid leukaemia. The investigation of BAG1 isoforms expression and intracellular localization in B-cell acute lymphoblastic leukaemia (B-ALL) patient-derived specimens revealed that BAG1 levels decrease during disease remission, compared to diagnosis, but drastically increase at relapse. In particular, at diagnosis both BAG1-L and BAG1-M isoforms are mainly nuclear, while during remission the localization pattern changes, having BAG1-M almost exclusively in the cytosol indicating its potential cytoprotective role in B-ALL. In addition, knockdown of BAG1/BAG3 induces cell apoptosis and G1-phase cell cycle arrest and, more intriguingly, shapes cell response to chemotherapy. BAG1-depleted cells show an increased sensitivity to the common chemotherapeutic agents, dexamethasone or daunorubicin, and to the BCL2 inhibitor ABT-737. Moreover, the BAG1 inhibitor Thio-2 induces a cytotoxic effect on RS4;11 cells both in vitro and in a zebrafish xenograft model and strongly synergizes with pan-BCL inhibitors. Collectively, these data sustain BAG1 deregulation as a critical event in assuring survival advantage to B-ALL cells.

Indexed as

Precursor Cell Lymphoblastic Leukemia-LymphomaAdaptor Proteins, Signal TransducingAntineoplastic AgentsApoptosis Regulatory ProteinsDNA-Binding ProteinsDrug Resistance, NeoplasmHumansPrimary Cell CultureTranscription FactorsTumor Cells, CulturedAdaptor Proteins, Signal TransducingAntineoplastic AgentsApoptosis Regulatory ProteinsBAG3 protein, humanBCL2-associated athanogene 1 proteinDNA-Binding ProteinsTranscription FactorsBAG1B-ALLBCL2leukaemia

Identifiers

PMID34402163
PMCPMC8435410
OpenAlexW3195956149

What OpenQuestion holds

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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.