A novel vaccine for ovarian cancer


The aim of this project is to develop a vaccine that treats ovarian cancer by improving the immune system’s ability to recognise and eliminate cancer cells.

Lead researcher: Professor Kristen Radford

OCRF research priorities: new and effective treatments, managing recurrence

Grant received: $672,000 over three years

Research institution: Mater Research

Funded institution: The University of Queensland

Associated institution: Icahn School of Medicine, Mt Sinai


Image provided by Professor Kristen Radford

PRoject details

Professor Radford believes dendritic cells within the immune system are not functioning correctly in ovarian cancer patients and hopes to create a targeted vaccine, initially focusing on high-grade serous ovarian cancer.

A working immune system recognises dangerous cells it needs to defend against. Viruses have proteins on the cell surface that the immune system recognises. However, cancer grows inside the body, so the body doesn’t easily recognise those cancerous cells as dangerous. Therefore, a cancer vaccine needs to train the immune system to recognise cancerous cells and respond against them. Not all cancers are the same, so an ovarian cancer vaccine also needs to be tailorable.


Professor Radford explains her OCRF-funded project: a novel vaccine for ovarian cancer

Video provided by Professor Radford.

Aims:
  • Demonstrate which type of dendritic cells activate immunity and identify what happens in the body that stops them from working against ovarian cancer.
  • Identify which molecules on the surface of dendritic cells should be targeted with a vaccine to activate the immune system most effectively against ovarian cancer.
Approach:

With OCRF funding researchers will:

  • Observe the way dendritic cells function in ovarian cancer samples to determine why they don’t kick start the immune system to respond against ovarian cancer.
  • Compare the differences in dendritic cell function between healthy donors and ovarian cancer patient samples.
  • Identify molecules on the surface of dendritic cells that could best activate the immune system against ovarian cancer and design a vaccine to target them.
  • Test the use of a dendritic cell-based vaccine on patient samples.
Ambition and outcomes:

By demonstrating exactly how and why dendritic cells function differently when faced with ovarian cancer, Professor Radford’s team could uncover the foundations of a targeted vaccine.

The project could also assist in avoiding disease recurrence through a vaccine treatment that prompts an individual’s immune system to recognise their specific ovarian cancer type.

Immunotherapies have shown promise in treating other cancers. With most ovarian cancer cases currently diagnosed in later stages, this project could provide a live-saving treatment option for future patients.


Professor Radford's project will commence in July 2024.

This article has been reviewed and approved by Professor Kristen Radford.

Key terms

Vaccines: Train the immune system to recognise and remember signs of viruses or disease so it can produce protective immunity against it.

Dendritic Cells: Cells that activate the immune system to function against disease. There are several types of dendritic cells.

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The Ovarian Cancer Research Foundation acknowledges the Traditional Custodians of the lands upon which we work, strive, and learn, the Wurrundjiri Woi wurrung and Bunorung Boon wurrung peoples of the Kulin Nation. We pay our respects to Elders past and present, and extend this respect to all Aboriginal and Torres Strait Islander peoples in Australia and beyond.