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Cohort Browser

The Cohort Browser offers an intuitive interface to explore our collection based on clinical, specimen, or molecular characteristics of interest.​ Dynamic summary plots allow you to visualise selected cohorts, offering immediate insights into underlying data availability. ​ Selections can be transferred as input for an Expression of Interest submission.​

Sample Queries:
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Availability
Updated on 30/04/2025. The availability reported in Cohort Browser may be slightly lower than the BCNB total, as data from legacy sites is still being added.
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Demographics
Age at Diagnosis
Sex
Ethnicity
Sub-Ethnicity
Survival Status
Family History
History of breast cancer in first-degree relatives: parent, sibling or child
Follow-up Years
Diagnosis
Diagnosis
Primary = localised primary breast cancer, with or without lymph node involvement, in a patient with no history of breast cancer;
New Primary = localised breast cancer, with or without lymph node involvement, in a patient with history of contralateral breast cancer;
Recurrence = local recurrence, limited to ipsilateral or contralateral breast, chest wall and axilla;
Metastasis = a patient presenting with primary and coexisting metastatic lesions, or a patient re-presenting with metastatic lesions;
Benign = a patient presenting with benign lesions, as indicated on the pathology report;
High Risk = a donor with elevated genetic risk, either BRCA or non-BRCA related. Elevated genetic risk refers to known germline mutations or strong family history;
Normal Control = a volunteer donating normal samples;
Reduction Mammoplasty = breast tissue removed for cosmetic reasons, with no evidence of elevated risk or existing breast disease.
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Menopausal Status
Invasive Type
Grade
In-Situ Type
ER Status
PR Status
HER2 Status
Treatment
Therapy Type
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Variant Specifications
BRCA1 Status
BRCA2 Status
Available Samples
Tissue
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Fluid
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Cells
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Available Data
Molecular Data
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Radiology
The imaging modalities include X-ray, ultrasound, MRI, CT and nuclear medicine.
Digital Images
  • The Digital Imaging Archive is a platform from which you can explore whole slide digital pathology data from patient cohorts whose clinical, tumour or molecular characteristics fulfil your requirements. Find out more

  • The Analytics Hub allows researchers to view, query and analyse data generated using BCNB specimens and data from large-scale publicly available projects. Explore the data available for other patient cohorts on the Analytics Hub

Data Available from BCN Projects
  • Please select any specific cohorts of donors and link to their associated data below.

    Project Data Type​ Link to Research Catalogue​
    Genomics England Genomics
    Single-cell Atlas Transcriptomics
    Characterisation of four subtypes in morphologically peri-tumoural tissues Digital Images, Transcriptomics​
    Validation of a prognostic AI model for predicting relapse from histopathology images Digital Images​