Evidence map›Paper›PMID 12469122›Full record

ArticleNature genetics2003

A molecular signature of metastasis in primary solid tumors.

Sridhar Ramaswamy, Ken N Ross, Eric S Lander, Todd R Golub

Abstract read
PubMed Publisher
In one paragraph

Article in Nature genetics, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 956 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
956citing papers in PubMed, 2 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.

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

956 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  8. High-Penetrance Rare Variants Underlying Familial Lung Cancer Risk: Insights From Genetic Epidemiology of Lung Cancer Consortium.Journal of thoracic oncology : official publication of the International Association for the Study of Lung Cancer · 2026
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  20. Observational

896 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Sridhar RamaswamyWhitehead Institute/MIT Center for Genome Research, One Kendall Square, Building 300, Cambridge, Massachusetts 02139, USA.
Ken N Ross
Eric S Lander
Todd R Golub

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Metastasis is the principal event leading to death in individuals with cancer, yet its molecular basis is poorly understood. To explore the molecular differences between human primary tumors and metastases, we compared the gene-expression profiles of adenocarcinoma metastases of multiple tumor types to unmatched primary adenocarcinomas. We found a gene-expression signature that distinguished primary from metastatic adenocarcinomas. More notably, we found that a subset of primary tumors resembled metastatic tumors with respect to this gene-expression signature. We confirmed this finding by applying the expression signature to data on 279 primary solid tumors of diverse types. We found that solid tumors carrying the gene-expression signature were most likely to be associated with metastasis and poor clinical outcome (P < 0.03). These results suggest that the metastatic potential of human tumors is encoded in the bulk of a primary tumor, thus challenging the notion that metastases arise from rare cells within a primary tumor that have the ability to metastasize.

Indexed as

Gene Expression ProfilingGene Expression Regulation, NeoplasticAdenocarcinomaHumansNeoplasm MetastasisNeoplasmsOrgan SpecificityPredictive Value of TestsPrognosisSurvival Analysis

Identifiers

PMID12469122

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.