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BIOMARKER:

ER negative

i
Other names: ESR1, Era, ESR, NR3A1, ER, ER beta
Entrez ID:
2d
NOS2 and COX2 impact the spatial landscape of CD8+ T cells in ER-breast cancer, providing novel mechanistic insight that drives tumor progression and poor survival. (PubMed, Redox Biol)
These three types of immune desserts can coexist with each other and with immune hot regions in the same tumor. The coordinated interplay of NOS2 and COX2 indicates that targeting both these enzymes provides an effective treatment strategy that is supported by ongoing clinical trials demonstrating improved clinical outcomes in patients who have otherwise exhausted treatment options.
Review • Journal
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ER (Estrogen receptor) • CD8 (cluster of differentiation 8) • IFNG (Interferon, gamma) • VTCN1 (V-Set Domain Containing T Cell Activation Inhibitor 1) • NOS2 (Nitric Oxide Synthase 2) • MT-CO2 (Mitochondrially Encoded Cytochrome C Oxidase II)
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ER negative
3d
Neighborhood Disadvantage and Breast Cancer among Women Living in the United States. (PubMed, Cancer Epidemiol Biomarkers Prev)
nSEP was not associated with breast cancer overall, but associations with higher disadvantage varied with ER status. Neighborhood-level socioeconomic context may differentially influence breast cancer risk by tumor subtype.
Journal
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ER (Estrogen receptor)
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ER positive • ER negative
3d
Trial primary completion date
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HER-2 (Human epidermal growth factor receptor 2) • ER (Estrogen receptor) • PGR (Progesterone receptor)
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HER-2 negative • ER negative
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carboplatin • paclitaxel • doxorubicin hydrochloride • cyclophosphamide
5d
Long-term risk of second primary malignancy in young women with breast cancer receiving postoperative radiotherapy. (PubMed, Discov Oncol)
PORT for YWBC was associated with elevated risks of SPMs. The risk of PORT-related SPMs increased with a longer follow-up period, suggesting the need for long-term surveillance of these patients.
Journal
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ER (Estrogen receptor) • PGR (Progesterone receptor)
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ER negative
6d
Comparative fine-mapping of breast cancer susceptibility loci using summary statistics methods and multinomial regression. (PubMed, medRxiv)
Fine-mapping results vary across methods, and no single approach is sufficient. The choice of L strongly influences results, and combining analytical approaches with functional validation can improve causal variant identification.
Journal • BRCA Biomarker
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ER (Estrogen receptor) • BRCA2 (Breast cancer 2, early onset) • CREBBP (CREB binding protein) • WNT7B (Wnt Family Member 7B)
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ER positive • ER negative
6d
Ki67 and Lymphovascular Invasion as Histopathological Predictors of Residual Cancer Burden After Neoadjuvant Chemotherapy in Breast Cancer: A Retrospective Study. (PubMed, Diagnostics (Basel))
However, the absence of lymphovascular invasion remains a significant positive prognostic factor. These observations support further investigation into the integration of proliferation markers into multivariable predictive models to improve response stratification in breast cancer.
Retrospective data • Journal
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HER-2 (Human epidermal growth factor receptor 2) • ER (Estrogen receptor) • PGR (Progesterone receptor)
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ER negative
7d
The Endocrine Disrupting Compounds Bisphenol-A and α-Zeranol Mimic the Estrogen Transcriptional Program to Promote Proliferation and Stemness in Breast Cancer Cells. (PubMed, Mol Carcinog)
Notably, this study provides the first transcriptomic and stem-associated characterization of αZAL in ER-positive breast cancer cells, revealing a robust estrogenic mode of action. This work provides mechanistic insight into how environmental EDCs may influence ER-positive breast cancer biology.
Journal
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ER (Estrogen receptor) • TFF1 (Trefoil Factor 1)
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ER positive • ER negative
9d
Upregulation of Caveolin-1 in breast cancer and its potential value in distinguishing TNBC from non-TNBC: an immunohistochemical study. (PubMed, Front Oncol)
Regardless of all breast cancer or TNBC patients, no clear relationship was observed between patient prognosis and CAV-1 expression. We suggest that CAV-1 expression is significantly upregulated in TNBC, with potential clinical value for distinguishing between TNBC and non-TNBC.
Journal
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HER-2 (Human epidermal growth factor receptor 2) • ER (Estrogen receptor) • PGR (Progesterone receptor) • CAV1 (Caveolin 1)
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HER-2 negative • ER negative
10d
Genetic Evidence Links Gestational Diabetes Mellitus to Increased ER-Negative Breast Cancer Risk Through a Mendelian Randomization Analysis. (PubMed, Int J Endocrinol)
Comprehensive sensitivity analyses supported these findings. This study provides further evidence that GDM may be a risk factor for BC, particularly the ER-negative subtype, suggesting that GDM may be incorporated into personalized risk assessment models.
Journal
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ER (Estrogen receptor)
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ER positive • ER negative
10d
Solid Papillary Carcinoma of the Breast With Invasion and Aggressive Characteristics: A Case Report. (PubMed, Cureus)
Diagnostic physicians should note that linear calcifications in the mass pointing toward non-nipple directions should be an important diagnostic clue for SPC of the breast. Diagnostic physicians should further note that many small cystic components in the mass are also important diagnostic image findings for SPC of the breast.
Journal
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ER (Estrogen receptor)
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ER negative
11d
Myoepithelioma-like tumor of the vulvar region with estrogen receptor negativity and GSTT1::IGLC7 fusion: a case report. (PubMed, Front Oncol)
Next-generation sequencing (NGS) analysis revealed copy number loss of SMARCB1 and a novel GSTT1::IGLC7 fusion in the tumor, while no other gene rearrangements, including those involving EWSR1, NR4A3, or FUS, were detected. This finding not only expands the molecular genetic spectrum of MELTVR but also provides valuable insight for future investigations into its pathogenesis, biological behavior, and refinement of clinical diagnostic and therapeutic strategies for this rare tumor.
Journal
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ER (Estrogen receptor) • SMARCB1 (SWI/SNF Related, Matrix Associated, Actin Dependent Regulator Of Chromatin, Subfamily B, Member 1) • EWSR1 (EWS RNA Binding Protein 1) • NR4A3 (Nuclear receptor subfamily 4 group A member 3) • FUS (FUS RNA Binding Protein) • GSTT1 (Glutathione S-transferase theta 1)
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ER positive • ER negative
17d
Phase III Trial of Camrelizumab+Apatinib+Eribulin vs. Physician's Choice Chemotherapy in Advanced Triple-Negative Breast Cancer (clinicaltrials.gov)
P3, N=246, Recruiting, Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University | Active, not recruiting --> Recruiting | Trial completion date: Mar 2031 --> Jun 2029 | Trial primary completion date: Sep 2030 --> Dec 2028
Enrollment open • Trial completion date • Trial primary completion date
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HER-2 (Human epidermal growth factor receptor 2) • ER (Estrogen receptor) • PGR (Progesterone receptor)
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ER positive • HER-2 negative • ER negative • HER-2 negative + AR positive + ER positive • HER-2 negative + ER positive
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AiRuiKa (camrelizumab) • AiTan (rivoceranib) • Halaven (eribulin mesylate)