Evidence map›Paper›PMID 38254785›Full record

ArticleCancers2024

Comparative Study of the Immune Microenvironment in Heterotopic Tumor Models.

Melanie Kienzl, Kathrin Maitz, Arailym Sarsembayeva, Paulina Valadez-Cosmes, Eva Gruden, Dusica Ristic, Karolina Herceg, Julia Kargl, Rudolf Schicho

Abstract read
In one paragraph

Article in Cancers, 2024. 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
–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

15 citing papers in PubMed.

  1. Article
  2. Challenges in tracer development for tumor microenvironment (TME) imaging.European journal of nuclear medicine and molecular imaging · 2026
    Review
  3. Article
  4. Article
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  6. 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.

Melanie KienzlDivision of Pharmacology, Otto Loewi Research Center, Medical University of Graz, 8010 Graz, Austria.ORCID 0000-0001-6508-176X
Kathrin MaitzDivision of Pharmacology, Otto Loewi Research Center, Medical University of Graz, 8010 Graz, Austria.ORCID 0009-0006-8180-3906
Arailym SarsembayevaDivision of Pharmacology, Otto Loewi Research Center, Medical University of Graz, 8010 Graz, Austria.ORCID 0000-0001-9793-0789
Paulina Valadez-CosmesDivision of Pharmacology, Otto Loewi Research Center, Medical University of Graz, 8010 Graz, Austria.
Eva GrudenDivision of Pharmacology, Otto Loewi Research Center, Medical University of Graz, 8010 Graz, Austria.ORCID 0000-0001-6376-5842
Dusica RisticDivision of Pharmacology, Otto Loewi Research Center, Medical University of Graz, 8010 Graz, Austria.
Karolina HercegDivision of Pharmacology, Otto Loewi Research Center, Medical University of Graz, 8010 Graz, Austria.
Julia KarglDivision of Pharmacology, Otto Loewi Research Center, Medical University of Graz, 8010 Graz, Austria.ORCID 0000-0002-0870-0816
Rudolf SchichoDivision of Pharmacology, Otto Loewi Research Center, Medical University of Graz, 8010 Graz, Austria.ORCID 0000-0002-5726-4731

Funding

FWF Austrian Science Fund KLIF887FWF Austrian Science Fund P33325FWF Austrian Science Fund P35294
6 · The paper itself

Abstract

The tumor microenvironment (TME) is pivotal in cancer progression and the response to immunotherapy. A "hot" tumor typically contains immune cells that promote anti-tumor immunity, predicting positive prognosis. "Cold" tumors lack immune cells, suggesting a poor outlook across various cancers. Recent research has focused on converting "cold" tumors into "hot" tumors to enhance the success of immunotherapy. A prerequisite for the studies of the TME is an accurate knowledge of the cell populations of the TME. This study aimed to describe the immune TME of lung and colorectal cancer and melanoma, focusing on lymphoid and myeloid cell populations. We induced heterotopic immunocompetent tumors in C57BL/6 mice, using KP and LLC (Lewis lung carcinoma) cells for lung cancer, MC38 cells for colorectal cancer, and B16-F10 cells for melanoma. Immune cell infiltration was analyzed using multicolor flow cytometry in single-cell suspensions after tumor excision. KP cell tumors showed an abundance of neutrophils and eosinophils; however, they contained much less adaptive immune cells, while LLC cell tumors predominated in monocytes, neutrophils, and monocyte-derived dendritic cells. Monocytes and neutrophils, along with a significant T cell infiltration, were prevalent in MC38 tumors. Lastly, B16-F10 tumors were enriched in macrophages, while showing only moderate T cell presence. In conclusion, our data provide a detailed overview of the immune TME of various heterotopic tumors, highlighting the variabilities in the immune cell profiles of different tumor entities. Our data may be a helpful basis when investigating new immunotherapies, and thus, this report serves as a helpful tool for preclinical immunotherapy research design.

Indexed as

B16-F10immune compositionKPLLCMC38tumor microenvironment

Identifiers

PMID38254785
PMCPMC10813609

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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.