ArticleBreast cancer research and treatment2025
Prognostic and predictive impact of NOTCH1 in early breast cancer.
Article in Breast cancer research and treatment, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. It is linked to trial NCT01592825 (PiA Trial), which is not on this map. Cited by 4 papers.
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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.
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.
PiA Trial: a Cross-sectional, Multicenter, Consecutive Cohort Evaluating the Distribution of uPA/PAI-1 Versus St. Gallen Algorithm in >1000 Prospectively Included Patients
Who cites it
4 citing papers in PubMed.
- Translational issues with phototherapy of cancer.Translational oncology · 2026Review
- Biological basis and clinical translation prospects of circulating cell-free DNA in precision management of breast cancer (Review).Oncology letters · 2026Review
- The role of Notch signalling and its crosstalk with oestrogen receptor signalling in breast cancer.Cancer metastasis reviews · 2026Review
- Prospective validation of the prognostic and predictive impact of uPA/PAI-1 in early breast cancer.Breast cancer research and treatment · 2025Observational
Corrections and comments
- Erratum issued
Authors and funding
19 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
purposeSystemic therapy plays a major part in the cure of patients with early breast cancer (eBC). However, personalized treatment concepts are required to avoid potentially harmful overtreatment. Biomarkers are pivotal for individualized therapy. The Notch signalling pathway is widely considered as a suitable prognostic or predictive marker in eBC. This study aimed primarily at assessing the relationship between NOTCH1 mRNA expression levels and histopathological features of breast cancer tumors, as well as clinical characteristics of the correspondent eBC patients. As a secondary aim, we investigated the prognostic and predictive value of NOTCH1 by assessing possible associations between NOTCH1 mRNA expression and recurrence-free interval (RFI) and overall survival after five years of observation. PATIENTS AND
methodsThe relative NOTCH1 mRNA expression was determined in 414 tumour samples, using quantitative PCR in a prospective, multicenter cohort (Prognostic Assessment in Routine Application (PiA), 2009-2011, NCT01592825) of 1,270 female eBC patients.
resultsHigh NOTCH1 mRNA expression was detected in one-third of the tumours and was associated with negative hormone receptor status and high uPA/PAI-1 status. In addition, high NOTCH1 mRNA expression was found to be associated with more RFI related events (adjusted hazard ratio 2.1, 95% CI 1.077-4.118). Patients who received adjuvant chemotherapy and had high NOTCH1 mRNA expression in the tumour (n = 86) were three times more likely to have an RFI event (adjusted hazard ratio 3.1, 95% CI 1.321-7.245, p = 0.009).
conclusionIn this cohort, NOTCH1 mRNA expression had a prognostic and predictive impact. Tumours with high NOTCH1 mRNA expression may be less sensitive to cytotoxic treatment and downregulation of the Notch signalling pathway (e.g. by γ-secretase inhibitors) may be valuable for eBC therapy as an individualised treatment option.
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