Evidence map›Paper›PMID 30261066›Full record

Trial reportPloS one2018

Expression of PD-1 and PD-L1 increase in consecutive biopsies in patients with classical Hodgkin lymphoma.

Peter Hollander, Rose-Marie Amini, Beatrice Ginman, Daniel Molin, Gunilla Enblad, Ingrid Glimelius

Abstract readClinical TrialMulticenter Study
In one paragraph

Trial report in PloS one, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
–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

16 citing papers in PubMed.

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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

6 authors.

Peter HollanderClinical and Experimental Pathology, Department of Immunology, Genetics and Pathology; Uppsala University, Uppsala, Sweden.ORCID 0000-0002-0226-5681
Rose-Marie AminiClinical and Experimental Pathology, Department of Immunology, Genetics and Pathology; Uppsala University, Uppsala, Sweden.
Beatrice GinmanExperimental and Clinical Oncology, Department of Immunology, Genetics and Pathology; Uppsala University, Uppsala, Sweden.
Daniel MolinExperimental and Clinical Oncology, Department of Immunology, Genetics and Pathology; Uppsala University, Uppsala, Sweden.
Gunilla EnbladExperimental and Clinical Oncology, Department of Immunology, Genetics and Pathology; Uppsala University, Uppsala, Sweden.
Ingrid GlimeliusExperimental and Clinical Oncology, Department of Immunology, Genetics and Pathology; Uppsala University, Uppsala, Sweden.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

High expression of programmed death receptor 1 (PD-1) and its ligand (PD-L1) by leukocytes in primary classical Hodgkin lymphoma (cHL) is associated with inferior outcome. However, it is unclear how expression varies during disease progression, and in the event of relapse. Our aim was to study PD-1 and PD-L1 in consecutive biopsies from untreated and treated cHL patients. We screened pathology registries from 3500 cHL patients. Eleven patients had a diagnostic cHL biopsy and a previous benign lymph node biopsy reclassified as cHL when reviewed and designated as the untreated. Thirty patients had a primary and a relapse biopsy, designated as the treated. Biopsies were immunostained to detect PD-1+ and PD-L1+ leukocytes, and PD-L1+ tumor cells. In the untreated, none of the markers were statistically significantly different when biopsies 1 and 2 were compared. In the treated, 19, 22, and 18 of 30 cases had increased proportions of PD-1+ leukocytes, PD-L1+ leukocytes and PD-L1+ tumor cells, respectively, and were all statistically significantly increased when primary and relapse biopsies were compared. PD-1 and PD-L1 most likely increase due to primary treatment with chemotherapy and radiotherapy, which could have implications regarding treatment with PD-1 inhibitors.

Indexed as

Gene Expression Regulation, NeoplasticAdultB7-H1 AntigenBiomarkers, TumorBiopsyFemaleHodgkin DiseaseHumansMaleMiddle AgedNeoplasm ProteinsProgrammed Cell Death 1 ReceptorRecurrenceSwedenB7-H1 AntigenBiomarkers, TumorCD274 protein, humanNeoplasm ProteinsPDCD1 protein, humanProgrammed Cell Death 1 Receptor

Identifiers

PMID30261066
PMCPMC6160169

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Registered trials

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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.