Evidence map›Paper›PMID 27317748›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2016

Tumor-associated fibroblasts predominantly come from local and not circulating precursors.

Ainhoa Arina, Christian Idel, Elizabeth M Hyjek, Maria-Luisa Alegre, Ying Wang, Vytautas P Bindokas, Ralph R Weichselbaum, Hans Schreiber

Open access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 154 papers.

0numbers the graph read from it
0cells of the map it votes in
154citing papers in PubMed
5.0field-weighted citation impact, top 3% 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

154 citing papers in PubMed, 220 citations in OpenAlex.

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  10. Mapping the Tissue-of-Origins of Mesenchymal Stromal Cells in Injury Repair.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026
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94 more citing papers are in PubMed but not listed here.

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

8 authors at 1 institution in 1 country.

Ainhoa ArinaDepartment of Pathology, The University of Chicago, Chicago, IL 60637; Committee on Immunology, The University of Chicago, Chicago, IL 60637; aarina@bsd.uchicago.edu.
Christian IdelDepartment of Pathology, The University of Chicago, Chicago, IL 60637; Committee on Immunology, The University of Chicago, Chicago, IL 60637;
Elizabeth M HyjekDepartment of Pathology, The University of Chicago, Chicago, IL 60637;
Maria-Luisa AlegreCommittee on Immunology, The University of Chicago, Chicago, IL 60637; Section of Rheumatology, Department of Medicine, The University of Chicago, Chicago, IL 60637;
Ying WangCommittee on Immunology, The University of Chicago, Chicago, IL 60637; Section of Rheumatology, Department of Medicine, The University of Chicago, Chicago, IL 60637;
Vytautas P BindokasIntegrated Microscopy Core, Department of Neurobiology, Pharmacology and Physiology, The University of Chicago, Chicago, IL 60637;
Ralph R WeichselbaumThe Ludwig Center for Metastasis Research, The University of Chicago, Chicago, IL 60637; Department of Radiation and Cellular Oncology, The University of Chicago, Chicago, IL 60637;
Hans SchreiberDepartment of Pathology, The University of Chicago, Chicago, IL 60637; Committee on Immunology, The University of Chicago, Chicago, IL 60637; Committee on Cancer Biology, The University of Chicago, Chicago, IL 60637.
University of Chicago · US

Funding

Protein Expression and Peptide CoreP01CA097296 · NCI · UNIVERSITY OF CHICAGO · PI SCHREIBER, HANS · 2003 to 2012
$15.0M
PATHOBIOLOGY OF MYELOMA AND ANTI-IDIOTYPIC IMMUNITYR01CA022677 · NCI · UNIVERSITY OF CHICAGO · PI SCHREIBER, HANS · 1985 to 2024
$6.3M
IMMUNOLOGY OF UNIQUE TUMOR-SPECIFIC ANTIGENSR01CA037156 · NCI · UNIVERSITY OF CHICAGO · PI SCHREIBER, HANS · 1985 to 2017
$3.1M
Role of the Acetyltransferase p300 in Cellular ResponsesR01CA030716 · NCI · GEORGE WASHINGTON UNIVERSITY · PI AVANTAGGIATI, MARIA L · 2002 to 2006
$1.5M
NCI NIH HHS P01 CA097296NCI NIH HHS R01 CA022677NCI NIH HHS R01 CA030716NCI NIH HHS R01 CA037156
6 · The paper itself

Abstract

Fibroblasts are common cell types in cancer stroma and lay down collagen required for survival and growth of cancer cells. Although some cancer therapy strategies target tumor fibroblasts, their origin remains controversial. Multiple publications suggest circulating mesenchymal precursors as a source of tumor-associated fibroblasts. However, we show by three independent approaches that tumor fibroblasts derive primarily from local, sessile precursors. First, transplantable tumors developing in a mouse expressing green fluorescent reporter protein (EGFP) under control of the type I collagen (Col-I) promoter (COL-EGFP) had green stroma, whereas we could not find COL-EGFP(+) cells in tumors developing in the parabiotic partner lacking the fluorescent reporter. Lack of incorporation of COL-EGFP(+) cells from the circulation into tumors was confirmed in parabiotic pairs of COL-EGFP mice and transgenic mice developing autochthonous intestinal adenomas. Second, transplantable tumors developing in chimeric mice reconstituted with bone marrow cells from COL-EGFP mice very rarely showed stromal fibroblasts expressing EGFP. Finally, cancer cells injected under full-thickness COL-EGFP skin grafts transplanted in nonreporter mice developed into tumors containing green stromal cells. Using multicolor in vivo confocal microscopy, we found that Col-I-expressing fibroblasts constituted approximately one-third of the stromal mass and formed a continuous sheet wrapping the tumor vessels. In summary, tumors form their fibroblastic stroma predominantly from precursors present in the local tumor microenvironment, whereas the contribution of bone marrow-derived circulating precursors is rare.

Indexed as

ActinsAnimalsCancer-Associated FibroblastsCell Line, TumorCollagen Type IGreen Fluorescent ProteinsMice, Inbred C57BLMice, KnockoutNeoplasms, ExperimentalActinsalpha-smooth muscle actin, mouseCollagen Type Ienhanced green fluorescent proteinGreen Fluorescent Proteinsbone marrowcollagenmesenchymaloriginstroma

Identifiers

PMID27317748
PMCPMC4941507
OpenAlexW2442704894

What OpenQuestion holds

Textmetadata
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.