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SurGen: 1020 H&E-stained whole slide images with survival and genetic markers

Craig Myles*, In Um, Craig Marshall, David Harris-Birtill, David Harrison

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Background: Cancer remains one of the leading causes of morbidity and mortality worldwide. Comprehensive datasets that combine histopathological images with genetic and survival data across various tumour sites are essential for advancing computational pathology and personalised medicine.

Results: We present SurGen, a dataset comprising 1,020 H&E-stained whole-slide images (WSIs) from 843 colorectal cancer cases. The dataset includes detailed annotations for key genetic mutations (KRAS, NRAS, BRAF) and mismatch repair status, as well as survival data for 426 cases. We illustrate SurGen’s utility with a proof-of-concept model that predicts mismatch repair status directly from WSIs, achieving a test area under the receiver operating characteristic curve of 0.8273. These preliminary results underscore the dataset’s potential to facilitate research in biomarker discovery, prognostic modelling, and advanced machine learning applications in colorectal cancer and beyond.

Conclusions: SurGen offers a valuable resource for the scientific community, enabling studies that require high-quality WSIs linked with comprehensive clinical and genetic information on colorectal cancer. Our initial findings affirm the dataset’s capacity to advance diagnostic precision and foster the development of personalised treatment strategies in colorectal oncology.
Original languageEnglish
Article numbergiaf086
Pages (from-to)1-16
Number of pages16
JournalGigaScience
Volume14
Early online date8 Oct 2025
DOIs
Publication statusPublished - 2025

Keywords

  • Whole-slide image (WSI)
  • Hematoxylin and eosin (H&E) stain
  • Mismatch repair (MMR)
  • Microsatellite instability (MSI)
  • KRAS mutation
  • NRAS mutation
  • BRAF mutation
  • Colorectal cancer
  • Digital pathology
  • Dataset

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