Cancer screening: Saliva test hopes emerge

With global cancer cases projected to hit 28.4 million by 2040, researchers at Sweden's University of Gothenburg propose a novel approach: a simple saliva test for early detection.

"Nearly 19.3 million new cancers were diagnosed in 2020 alone," Dr. Daniel Bojar, lead author of the study, emphasised, underlining the need for improved screening methods. Early detection is crucial for optimising patient outcomes across most cancer types.

Bojar's team discovered that specific cancer cells produce modified sugar compounds, potentially offering a unique biomarker for diagnosis. "These deformed 'glycans,' as we call them," Bojar explained, "could be detected through simple saliva or blood tests, potentially revolutionising cancer screening with a more accessible and convenient approach."

However, researchers caution that practical application requires further development. "It's a complex process," Bojar acknowledged, "and translating this scientific understanding into a reliable diagnostic tool requires additional research."

Despite the challenges, the team remains optimistic. Their plan is to leverage artificial intelligence (AI) to refine the detection system for accuracy and speed. "AI can significantly enhance data quality," Bojar pointed out, "enabling us to identify relevant structures with greater statistical certainty."

While this potential future test holds significant promise, it's crucial to remember that it's still in its early stages. Nonetheless, this research represents a noteworthy step towards more effective cancer screening methods.

Translation by Iurie Tataru