Evidence map›Paper›PMID 35887569›Full record

ReviewJournal of personalized medicine2022

Atlas of PD-L1 for Pathologists: Indications, Scores, Diagnostic Platforms and Reporting Systems.

Stefano Marletta, Nicola Fusco, Enrico Munari, Claudio Luchini, Alessia Cimadamore, Matteo Brunelli, Giulia Querzoli, Maurizio Martini, Elena Vigliar, Romano Colombari and 3 more

Open access · goldAbstract readReview
In one paragraph

Review in Journal of personalized medicine, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
58citing papers in PubMed, 2 pooled it
8.8field-weighted citation impact, top 1% 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

58 citing papers in PubMed, 2 syntheses or guidelines pooled it, 90 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

13 authors at 8 institutions in 1 country.

Stefano MarlettaDepartment of Diagnostic and Public Health, Section of Pathology, University of Verona, 37100 Verona, Italy.
Nicola FuscoDivision of Pathology, IEO, European Institute of Oncology IRCCS, Department of Oncology and Hemato-Oncology, University of Milan, 20139 Milan, Italy.ORCID 0000-0002-9101-9131
Enrico MunariDepartment of Molecular and Translational Medicine, University of Brescia, 25121 Brescia, Italy.
Claudio LuchiniDepartment of Diagnostic and Public Health, Section of Pathology, University of Verona, 37100 Verona, Italy.ORCID 0000-0003-4901-4908
Alessia CimadamoreSection of Pathological Anatomy, School of Medicine, United Hospitals, Marche Polytechnic University, 60131 Ancona, Italy.
Matteo BrunelliDepartment of Diagnostic and Public Health, Section of Pathology, University of Verona, 37100 Verona, Italy.
Giulia QuerzoliDepartment of Pathology and Diagnostics, University and Hospital Trust of Verona, 37126 Verona, Italy.
Maurizio MartiniDepartment of Human Pathology of the Adult and Developmental Age "Gaetano Barresi", University of Messina, 98124 Messina, Italy.
Elena VigliarDepartment of Public Health, University of Naples Federico II, 80100 Naples, Italy.ORCID 0000-0003-2856-9023
Romano ColombariUnit of Surgical Pathology, Ospedale Fracastoro, 37047 San Bonifacio, Italy.
Ilaria GirolamiDivision of Pathology, Bolzano Central Hospital, 39100 Bolzano, Italy.
Fabio PagniDepartment of Medicine and Surgery, Pathology, San Gerardo Hospital, University of Milano-Bicocca, 20900 Monza, Italy.ORCID 0000-0001-9625-1637
Albino EccherDepartment of Pathology and Diagnostics, University and Hospital Trust of Verona, 37126 Verona, Italy.ORCID 0000-0002-9992-5550
University of Verona · ITMarche Polytechnic University · ITOspedale di Bolzano · ITUniversity of Brescia · ITUniversity of Messina · ITUniversity of Milan · ITUniversity of Milano-Bicocca · ITUniversity of Naples Federico II · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundInnovative drugs targeting the PD1/PD-L1 axis have opened promising scenarios in modern cancer therapy. Plenty of assays and scoring systems have been developed for the evaluation of PD-L1 immunohistochemical expression, so far considered the most reliable therapeutic predictive marker.

methodsBy gathering the opinion of acknowledged experts in dedicated fields of pathology, we sought to update the currently available evidence on PD-L1 assessment in various types of tumors.

resultsRobust data were progressively collected for several anatomic districts and leading international agencies to approve specific protocols: among these, TPS with 22C3, SP142 and SP263 clones in lung cancer; IC with SP142 antibody in breast, lung and urothelial tumors; and CPS with 22C3/SP263 assays in head and neck and urothelial carcinomas. On the other hand, for other malignancies, such as gastroenteric neoplasms, immunotherapy has been only recently introduced, often for particular histotypes, so specific guidelines are still lacking.

conclusionsPD-L1 immunohistochemical scoring is currently the basis for allowing many cancer patients to receive properly targeted therapies. While protocols supported by proven data are already available for many tumors, dedicated studies and clinical trials focusing on harmonization of the topic in other still only partially explored fields are surely yet advisable.

Indexed as

clonesimmunohistochemistryimmunotherapyPD-L1scores

Identifiers

PMID35887569
PMCPMC9321150
OpenAlexW4283764247

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.