Evidence map›Paper›PMID 35304506›Full record

ArticleScientific reports2022

Clinical associations of ESR2 (estrogen receptor beta) expression across thousands of primary breast tumors.

Hina Dalal, Malin Dahlgren, Sergii Gladchuk, Christian Brueffer, Sofia K Gruvberger-Saal, Lao H Saal

Registry-linked trialOpen access · goldAbstract read
In one paragraph

Article in Scientific reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02306096 (SCAN-B), which is not on this map. Cited by 50 papers.

0numbers the graph read from it
0cells of the map it votes in
50citing papers in PubMed
13.3field-weighted citation impact, top 1% 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.

NCT02306096 recruitingnot on this map

SCAN-B: The Sweden Cancerome Analysis Network - Breast Initiative

TypeobservationalSponsorLund UniversityRan2010 to 2031Enrolled20,000ConditionsBreast Neoplasms
3 · Its place in the literature

Who cites it

50 citing papers in PubMed, 73 citations in OpenAlex.

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  12. The Role of Heavy Metals in the Biology of Female Cancers.International journal of molecular sciences · 2025
    Review
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  19. Prognostic relevance of CD163Cancer immunology, immunotherapy : CII · 2025
    Article
  20. Article
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

6 authors at 2 institutions in 1 country.

Hina DalalDivision of Oncology, Department of Clinical Sciences Lund, Lund University Cancer Center, Lund University, Medicon Village 404-B2, 22381, Lund, Sweden.
Malin DahlgrenDivision of Oncology, Department of Clinical Sciences Lund, Lund University Cancer Center, Lund University, Medicon Village 404-B2, 22381, Lund, Sweden.
Sergii GladchukDivision of Oncology, Department of Clinical Sciences Lund, Lund University Cancer Center, Lund University, Medicon Village 404-B2, 22381, Lund, Sweden.
Christian BruefferDivision of Oncology, Department of Clinical Sciences Lund, Lund University Cancer Center, Lund University, Medicon Village 404-B2, 22381, Lund, Sweden.
Sofia K Gruvberger-SaalDivision of Oncology, Department of Clinical Sciences Lund, Lund University Cancer Center, Lund University, Medicon Village 404-B2, 22381, Lund, Sweden.
Lao H SaalDivision of Oncology, Department of Clinical Sciences Lund, Lund University Cancer Center, Lund University, Medicon Village 404-B2, 22381, Lund, Sweden. lao.saal@med.lu.se.
Medicon Village · SELund University · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Estrogen receptor alpha (ERα, encoded by ESR1) is a well-characterized transcription factor expressed in more than 75% of breast tumors and is the key biomarker to direct endocrine therapies. On the other hand, much less is known about estrogen receptor beta (ERβ, encoded by ESR2) and its importance in cancer. Previous studies had some disagreement, however most reports suggested a more favorable prognosis for patients with high ESR2 expression. To add further clarity to ESR2 in breast cancer, we interrogated a large population-based cohort of primary breast tumors (n = 3207) from the SCAN-B study. RNA-seq shows ESR2 is expressed at low levels overall with a slight inverse correlation to ESR1 expression (Spearman R = -0.18, p = 2.2e-16), and highest ESR2 expression in the basal- and normal-like PAM50 subtypes. ESR2-high tumors had favorable overall survival (p = 0.006), particularly in subgroups receiving endocrine therapy (p = 0.03) and in triple-negative breast cancer (p = 0.01). These results were generally robust in multivariable analyses accounting for patient age, tumor size, node status, and grade. Gene modules consistent with immune response were associated to ESR2-high tumors. Taken together, our results indicate that ESR2 is generally expressed at low levels in breast cancer but associated with improved overall survival and may be related to immune response modulation.

Indexed as

Breast NeoplasmsEstrogen Receptor betaTriple Negative Breast NeoplasmsBreastCohort StudiesFemaleHumansPrognosisSurvival RateESR2 protein, humanEstrogen Receptor beta

Identifiers

PMID35304506
PMCPMC8933558
OpenAlexW4220997016

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.