Evidence map›Paper›PMID 29500635›Full record

ArticleCancer immunology, immunotherapy : CII2018

Daratumumab augments alloreactive natural killer cell cytotoxicity towards CD38+ multiple myeloma cell lines in a biochemical context mimicking tumour microenvironment conditions.

Niken M Mahaweni, Gerard M J Bos, Constantine S Mitsiades, Marcel G J Tilanus, Lotte Wieten

Open access · hybridAbstract read
In one paragraph

Article in Cancer immunology, immunotherapy : CII, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed, 1 pooled it
2.6field-weighted citation impact, top 10% 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

32 citing papers in PubMed, 1 synthesis or guideline pooled it, 42 citations in OpenAlex.

  1. Pooled it
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  14. Regulation of CD38 on Multiple Myeloma and NK Cells by Monoclonal Antibodies.International journal of biological sciences · 2022
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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

5 authors at 3 institutions in 2 countries.

Niken M MahaweniDivision of Hematology, Department of Internal Medicine, Maastricht University Medical Center+, Maastricht, The Netherlands.
Gerard M J BosDivision of Hematology, Department of Internal Medicine, Maastricht University Medical Center+, Maastricht, The Netherlands.
Constantine S MitsiadesDepartment of Medical Oncology, Dana-Farber Cancer Institute, Boston, MA, USA.
Marcel G J TilanusDepartment of Transplantation Immunology, Tissue Typing Laboratory, Maastricht University Medical Center+, P.O. Box 5800, 6202 AZ, Maastricht, The Netherlands.
Lotte WietenDepartment of Transplantation Immunology, Tissue Typing Laboratory, Maastricht University Medical Center+, P.O. Box 5800, 6202 AZ, Maastricht, The Netherlands. l.wieten@mumc.nl.
Maastricht University · NLDana-Farber Cancer Institute · USUniversity Medical Center · US

Funding

KWF Kankerbestrijding UM2012 - 5375
6 · The paper itself

Abstract

Natural killer (NK) cell-based immunotherapy is a promising novel approach to treat cancer. However, NK cell function has been shown to be potentially diminished by factors common in the tumor microenvironment (TME). In this study, we assessed the synergistic potential of antibody-dependent cell-mediated cytotoxicity (ADCC) and killer immunoglobin-like receptor (KIR)-ligand mismatched NK cells to potentiate NK cell antitumor reactivity in multiple myeloma (MM). Hypoxia, lactate, prostaglandin E2 (PGE2) or combinations were selected to mimic the TME. To investigate this, NK cells from healthy donors were isolated and NK cell ADCC capacity in response to MM cells was assessed in flow cytometry-based cytotoxicity and degranulation (CD107a) assays in the presence of TME factors. Hypoxia, lactate and PGE2 reduced cytotoxicity of NK cells against myeloma target cells. The addition of daratumumab (anti-CD38 antibody) augmented NK-cell cytotoxicity against target cells expressing high CD38, but not against CD38 low or negative target cells also in the presence of TME. Co-staining for inhibitory KIRs and NKG2A demonstrated that daratumumab enhanced degranulation of all NK cell subsets. Nevertheless, KIR-ligand mismatched NK cells were slightly better effector cells than KIR-ligand matched NK cells. In summary, our study shows that combination therapy using strategies to maximize activating NK cell signaling by triggering ADCC in combination with an approach to minimize inhibitory signaling through a selection of KIR-ligand mismatched donors, can help to overcome the NK-suppressive TME. This can serve as a platform to improve the clinical efficacy of NK cells.

Indexed as

ADP-ribosyl Cyclase 1Antibodies, MonoclonalAntineoplastic AgentsCell Line, TumorHumansKiller Cells, NaturalMembrane GlycoproteinsMultiple MyelomaTumor MicroenvironmentADP-ribosyl Cyclase 1Antibodies, MonoclonalAntineoplastic AgentsCD38 protein, humandaratumumabMembrane GlycoproteinsADCCAlloreactive NK cellsDaratumumabMultiple myelomaTumor microenvironment

Identifiers

PMID29500635
PMCPMC5951903
OpenAlexW2790171919

What OpenQuestion holds

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LicenceCC BY
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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.