Breakthrough blood test offers hope

One of the certainties in the lives of people with type 1 diabetes is uncertainty.

When Emma’s two-year-old daughter, Maya, began showing classic symptoms – excessive thirst, fatigue, and frequent urination – she was quickly diagnosed with type 1 diabetes.

Two years later, Emma faced the same fears with her son Zaf, who suddenly became floppy and unwell.

“For several months, we were in and out of hospital, discussing with our medical team whether Zaf was developing type 1 diabetes too.”

Zaf’s blood was tested for antibodies – markers that suggest the immune system may be attacking insulin-producing cells. His results were negative, bringing relief, but the anxiety lingers.

Current tests rely on detecting antibodies, which often appear after damage to the body has already begun.

Associate Professor Stuart Mannering, who has spent nearly 30 years studying the immune response in type 1 diabetes, is working to change that.

Stuart and his team have developed a new blood test that identifies the actual immune cells responsible for triggering type 1 diabetes – before the damage is done.

It requires just a few millilitres of blood and can be easily incorporated into routine care.

“Antibody tests are like seeing smoke from a fire,” says Stuart. “This test detects the sparks that start the fire.”

The breakthrough could enable doctors to intervene earlier – potentially preventing or delaying the onset of disease.

For families like Emma’s, it offers something invaluable: hope for earlier detection and better outcomes.