Evidence map›Paper›PMID 35501736›Full record

ArticleBMC cancer2022

Thiopurine Enhanced ALL Maintenance (TEAM): study protocol for a randomized study to evaluate the improvement in disease-free survival by adding very low dose 6-thioguanine to 6-mercaptopurine/methotrexate-based maintenance therapy in pediatric and adult patients (0-45 years) with newly diagnosed B-cell precursor or T-cell acute lymphoblastic leukemia treated according to the intermediate risk-high group of the ALLTogether1 protocol.

Linea Natalie Toksvang, Bodil Als-Nielsen, Christopher Bacon, Ruta Bertasiute, Ximo Duarte, Gabriele Escherich, Elín Anna Helgadottir, Inga Rinvoll Johannsdottir, Ólafur G Jónsson, Piotr Kozlowski and 14 more

Registry-linked trialAbstract readClinical Trial Protocol
In one paragraph

Article in BMC cancer, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04307576 (ALLTogether1 - A Treatment Study Protocol of the ALLTogether Consortium for Children and Young Adults), which is not on this map. Cited by 14 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed, 1 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.

NCT04307576 phase3recruitingnot on this map

ALLTogether1 - A Treatment Study Protocol of the ALLTogether Consortium for Children and Young Adults (0-45 Years of Age) With Newly Diagnosed Acute Lymphoblastic Leukaemia (ALL)

TypeinterventionalSponsorMats HeymanRan2020 to 2033Enrolled6,430ConditionsLeukemia, Acute LymphoblasticArmsOmitted Doxorubicin, Omitted Vincristine+Dexamethasone pulses, Inotuzumab Ozogamicin+Standard Maintenance Therapy, Imatinib, 6-tioguanine+Standard Maintenance Therapy
3 · Its place in the literature

Who cites it

14 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  11. Clinical Outcomes of Pediatric Acute Lymphoblastic Leukemia in the Bajio Region of Mexico: A Retrospective Cohort Study.Indian journal of hematology & blood transfusion : an official journal of Indian Society of Hematology and Blood Transfusion · 2025
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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

24 authors.

Linea Natalie ToksvangDepartment of Pediatrics and Adolescent Medicine, Copenhagen University Hospital Rigshospitalet, Blegdamsvej 9, 2100, Copenhagen, Denmark. Linea.natalie.toksvang@regionh.dk.ORCID http://orcid.org/0000-0002-9871-7637
Bodil Als-NielsenDepartment of Pediatrics and Adolescent Medicine, Copenhagen University Hospital Rigshospitalet, Blegdamsvej 9, 2100, Copenhagen, Denmark.
Christopher BaconSt. James Hospital, Dublin, Ireland.
Ruta BertasiuteVilnius University Hospital Santariskiu Klinikos, Vilnius, Lithuania.
Ximo DuarteInstituto Português de Oncologia Lisboa Francisco Gentil Departamento de Pediatria, Lisbon, Portugal.
Gabriele EscherichUniversity Medical Center Hamburg-Eppendorf, Hamburg, Germany.
Elín Anna HelgadottirLandspitali University Hospital, Reykjavik, Iceland.
Inga Rinvoll JohannsdottirOslo University Hospital, Oslo, Norway.
Ólafur G JónssonLandspitali University Hospital, Reykjavik, Iceland.
Piotr KozlowskiÖrebro University Hospital, Örebro, Sweden.
Cecilia LangenskjöldDrottning Silvias Barnsjukhus, Gothenburg, Sweden.
Kristi LepikTallinn Children's Hospital, Tallinn, Estonia.
Riitta NiinimäkiOulu University Hospital and PEDEGRO Research Unit, University of Oulu, Oulu, Finland.
Ulrik Malthe OvergaardCopenhagen University Hospital Rigshospitalet, Copenhagen, Denmark.
Mari PunabTartu University Hospital, Tartu, Estonia.
Riikka RätyHelsinki University Central Hospital, Helsinki, Finland.
Heidi SegersLeuvens Kanker Instituut (LKI), KU Leuven - UZ Leuven, Leuven, Belgium.
Inge van der SluisPrincess Maxima Center for Pediatric Oncology, Utrecht, Netherlands.
Owen Patrick SmithOur Lady's Children Hospital, Dublin, Ireland.
Marion StrulluUniversité de Paris, hôpital universitaire Robert-Debré (APHP), Paris, France.
Goda VaitkevičienėCenter for Pediatric Oncology and Hematology, Vilnius University, Vilnius, Lithuania.
Hilde Skuterud WikOslo University Hospital, Oslo, Norway.
Mats HeymanKarolinska Institutet, Stockholm, Sweden.
Kjeld SchmiegelowDepartment of Pediatrics and Adolescent Medicine, Copenhagen University Hospital Rigshospitalet, Blegdamsvej 9, 2100, Copenhagen, Denmark.

Funding

Barncancerfonden KP2018-0008Børnecancerfonden 2017-2034Børnecancerfonden 2018-3705Kræftens Bekæmpelse R231-A14071-B34Novo Nordisk Fonden NNF19OC0056458
6 · The paper itself

Abstract

backgroundA critical challenge in current acute lymphoblastic leukemia (ALL) therapy is treatment intensification in order to reduce the relapse rate in the subset of patients at the highest risk of relapse. The year-long maintenance phase is essential in relapse prevention. The Thiopurine Enhanced ALL Maintenance (TEAM) trial investigates a novel strategy for ALL maintenance.

methodsTEAM is a randomized phase 3 sub-protocol to the ALLTogether1 trial, which includes patients 0-45 years of age with newly diagnosed B-cell precursor or T-cell ALL, and stratified to the intermediate risk-high (IR-high) group, in 13 European countries. In the TEAM trial, the traditional methotrexate (MTX)/6-mercaptopurine (6MP) maintenance backbone (control arm) is supplemented with low dose (2.5-12.5 mg/m DISCUSSION: TEAM provides a novel strategy for maintenance therapy in ALL with the potential of improving DFS through reducing relapse rate. Potential risk factors that have been considered include hepatic sinusoidal obstruction syndrome/nodular regenerative hyperplasia, second cancer, infection, and osteonecrosis. Metabolite monitoring can potentially increase treatment adherence in both treatment arms.

trial registrationEudraCT, 2018-001795-38. Registered 2020-05-15, Clinicaltrials.gov , NCT04307576 . Registered 2020-03-13, https://clinicaltrials.gov/ct2/show/NCT04307576.

Indexed as

Precursor Cell Lymphoblastic Leukemia-LymphomaPrecursor T-Cell Lymphoblastic Leukemia-LymphomaAdolescentAdultChildChild, PreschoolDisease-Free SurvivalHumansInfantInfant, NewbornMercaptopurineMethotrexateMiddle AgedRandomized Controlled Trials as TopicRecurrenceRisk FactorsMercaptopurineMethotrexateThioguanine6-mercaptopurine6-thioguanineAcute lymphoblastic leukemiaDNA-TGMaintenanceMethotrexateThiopurines

Identifiers

PMID35501736
PMCPMC9063225

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Registered trials

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.