Evidence map›Paper›PMID 32933994›Full record

ArticleClinical cancer research : an official journal of the American Association for Cancer Research2020

Serum IL6 as a Prognostic Biomarker and IL6R as a Therapeutic Target in Biliary Tract Cancers.

Dan Høgdall, Colm J O'Rourke, Christian Dehlendorff, Ole F Larsen, Lars H Jensen, Astrid Z Johansen, Hien Dang, Valentina M Factor, Mie Grunnet, Morten Mau-Sørensen and 6 more

Open access · greenAbstract read
In one paragraph

Article in Clinical cancer research : an official journal of the American Association for Cancer Research, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
5.1field-weighted citation impact, top 4% 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

15 citing papers in PubMed, 30 citations in OpenAlex.

  1. Prognostic significance of pre-intervention circulating cytokines in digestive system cancers: a systematic review and meta-analysis.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2026
    Review
  2. Article
  3. Cholangiocarcinoma 2026: status quo, unmet needs and priorities.Nature reviews. Gastroenterology & hepatology · 2026
    Review
  4. Circulating biomarkers for diagnosis and response to therapies in cancer patients.International review of cell and molecular biology · 2025
    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

16 authors at 1 institution in 1 country.

Dan HøgdallDepartment of Oncology, Herlev and Gentofte Hospital, Copenhagen University Hospital, Herlev, Denmark. Danhog01@regionh.dk.
Colm J O'RourkeBiotech Research and Innovation Centre (BRIC), Department of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
Christian DehlendorffDanish Cancer Society Research Center, Danish Cancer Society, Copenhagen, Denmark.
Ole F LarsenDepartment of Oncology, Herlev and Gentofte Hospital, Copenhagen University Hospital, Herlev, Denmark.
Lars H JensenDepartment of Oncology, University Hospital of Southern Denmark, Vejle, Denmark.
Astrid Z JohansenDepartment of Oncology, Herlev and Gentofte Hospital, Copenhagen University Hospital, Herlev, Denmark.
Hien DangDivision of Surgical Research, Thomas Jefferson University, Philadelphia, Pennsylvania.
Valentina M FactorLaboratory of Molecular Pharmacology, Developmental Therapeutics Branch, Center for Cancer Research, NCI, NIH, Bethesda, Maryland, USA.
Mie GrunnetDepartment of Oncology, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark.
Morten Mau-SørensenDepartment of Oncology, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark.
Douglas V N P OliveiraBiotech Research and Innovation Centre (BRIC), Department of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
Dorte LinnemannDepartment of Pathology, Herlev and Gentofte Hospital, Copenhagen University Hospital, Herlev, Denmark.
Mogens K BoisenDepartment of Oncology, Herlev and Gentofte Hospital, Copenhagen University Hospital, Herlev, Denmark.
Xin W WangLaboratory of Human Carcinogenesis, Center for Cancer Research, NCI, NIH, Bethesda, Maryland, USA.
Julia S Johansen *Department of Oncology, Herlev and Gentofte Hospital, Copenhagen University Hospital, Herlev, Denmark.
Jesper B Andersen *Biotech Research and Innovation Centre (BRIC), Department of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
University of Copenhagen · DK

Funding

Strategies for improving early detection, diagnosis and treatment of liver cancerZIABC010313 · NCI · DIVISION OF BASIC SCIENCES - NCI · PI WANG, XIN WEI · 2009 to 2025
$18.1M
Intramural NIH HHS ZIA BC010313
6 · The paper itself

Abstract

purposeBiliary tract cancer (BTC) is a heterogeneous group of rare gastrointestinal malignancies with dismal prognosis often associated with inflammation. We assessed the prognostic value of IL6 and YKL-40 compared with CA19-9 before and during palliative chemotherapy. We also investigated in mice whether IL6R inhibition in combination with gemcitabine could prolong chemosensitivity. EXPERIMENTAL

designA total of 452 Danish participants with advanced (locally advanced and metastatic) BTC were included from six clinical trials (February 2004 to March 2017). Serum CA19-9, IL6, and YKL-40 were measured before and during palliative treatment. Associations between candidate biomarkers and progression-free survival (PFS) and overall survival (OS) were analyzed by univariate and multivariate Cox regression. Effects of inhibiting IL6R and YKL-40 were assessed

resultsHigh pretreatment levels of CA19-9, IL6, and YKL-40, and increasing levels during treatment, were associated with short PFS and OS in patients with advanced BTC. IL6 provided independent prognostic information, independent of tumor location and in patients with normal serum CA19-9. ROC analyses showed that IL6 and YKL-40 were predictive of very short OS (OS < 6 months), whereas CA19-9 was best to predict OS > 1.5 years. Treatment with anti-IL6R and gemcitabine significantly diminished tumor growth when compared with gemcitabine monotherapy in an

conclusionsSerum IL6 and YKL-40 are potential new prognostic biomarkers in BTC. IL6 provides independent prognostic information and may be superior to CA19-9 in certain contexts. Moreover, anti-IL6R should be considered as a new treatment option to sustain gemcitabine response in patients with BTC.

Indexed as

AdultAgedAged, 80 and overAnimalsAntigens, Tumor-Associated, CarbohydrateAntineoplastic Combined Chemotherapy ProtocolsBiliary Tract NeoplasmsBiomarkers, TumorCell ProliferationChitinase-3-Like Protein 1DeoxycytidineDisease-Free SurvivalFemaleGemcitabineHumansInterleukin-6Antigens, Tumor-Associated, CarbohydrateBiomarkers, Tumorcarbohydrate antigen 199, humanCHI3L1 protein, humanChitinase-3-Like Protein 1DeoxycytidineGemcitabineIL6R protein, humanInterleukin-6Receptors, Interleukin-6

Identifiers

PMID32933994
PMCPMC8998158
OpenAlexW3084727392

What OpenQuestion holds

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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.