Evidence map›Paper›PMID 27109862›Full record

ArticleCancer medicine2016

Flow cytometry-based characterization of underlying clonal B and plasma cells in patients with light chain amyloidosis.

Katharina Lisenko, Stefan O Schönland, Anna Jauch, Mindaugas Andrulis, Christoph Röcken, Anthony D Ho, Hartmut Goldschmidt, Ute Hegenbart, Michael Hundemer

Abstract read
In one paragraph

Article in Cancer medicine, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 2 pooled it
–field-weighted citation impact
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

17 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  15. Clinical Relevance of Multicolour Flow Cytometry in Plasma Cell Disorders.Indian journal of hematology & blood transfusion : an official journal of Indian Society of Hematology and Blood Transfusion · 2017
    Review
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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

9 authors.

Katharina LisenkoDepartment of Internal Medicine V, University of Heidelberg, Heidelberg, Germany.
Stefan O SchönlandDepartment of Internal Medicine V, University of Heidelberg, Heidelberg, Germany.
Anna JauchInstitute of Human Genetics, University of Heidelberg, Heidelberg, Germany.
Mindaugas AndrulisDepartment of Pathology, University of Heidelberg, Heidelberg, Germany.
Christoph RöckenDepartment of Pathology, University Medical Center Schleswig-Holstein, Kiel, Germany.
Anthony D HoDepartment of Internal Medicine V, University of Heidelberg, Heidelberg, Germany.
Hartmut GoldschmidtDepartment of Internal Medicine V, University of Heidelberg, Heidelberg, Germany.
Ute HegenbartDepartment of Internal Medicine V, University of Heidelberg, Heidelberg, Germany.
Michael HundemerDepartment of Internal Medicine V, University of Heidelberg, Heidelberg, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Systemic amyloid light chain (AL) amyloidosis is a life-threatening protein deposition disorder; however, effective therapy can dramatically improve the prognosis of AL patients. Therefore, accurate diagnosis of the underlying hematologic disease is important. Multi-parameter flow cytometry (MFC) is a reliable method to analyze lymphatic neoplasias and to detect even a small lymphatic clone. We analyzed the presence of clonal plasma cell (PC) and B cells in the bone marrow of 63 patients with newly diagnosed AL amyloidosis by MFC. We compared the results with the levels of monoclonal protein, the histopathology and cytogenetic results. As reference of light chain restriction, we used the immunohistochemical results of κ or λ positive amyloid deposits in various tissues. MFC identified underlying clonal lymphatic cells in all but two patients (61 of 63, 97%). Sixty-one patients harbored malignant PCs, whereas B-cell lymphomas were identified in two patients. Furthermore, MFC indicated at least one putative immunotherapeutical target (CD20, CD38, CD52, or SLAMF7) on malignant PCs in all but one patient. These results demonstrate that MFC is a reliable tool for an accurate diagnosis of the underlying hematologic disease and the detection of potential immunotherapeutical targets in patients with AL amyloidosis.

Indexed as

Clonal EvolutionAdultAgedAmyloidosisBiomarkersB-LymphocytesBone Marrow CellsChromosome AberrationsFemaleFlow CytometryHumansImmunoglobulin Light ChainsImmunophenotypingMaleMiddle AgedPlasma CellsBiomarkersImmunoglobulin Light ChainsAL-amyloidosisimmunotherapeutical targetslymphatic neoplasiamulti-parameter flow cytometry

Identifiers

PMID27109862
PMCPMC4944872

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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.