Adelaide University Researchers 3D Print Hair-Thin Microscopic Sensors to Detect Multiple Molecular Cancer Biomarkers Simultaneously

Adelaide University researchers develop 3D-printed, hair-thin sensors that detect multiple cancer biomarkers simultaneously via light-based molecular signals.

By: AXL Media

Published: Mar 25, 2026, 5:53 AM EDT

Source: Information for this report was sourced from Adelaide University

Advanced Photonics in Early Disease Detection

The landscape of medical diagnostics is entering a transformative phase with the development of microscopic sensors as thin as a single human strand of hair. Researchers from Adelaide University’s Institute for Photonics and Advanced Sensing, in partnership with the University of Stuttgart, have successfully engineered these devices to provide simultaneous, real-time measurements of biological signals. By targeting specific molecular indicators, these sensors represent a significant leap forward from traditional diagnostic tools, potentially allowing for the immediate identification of cancer through light-based detection methods.

High-Precision 3D Micro-Printing on Optical Fibers

The creation of these sensors is made possible through the use of state-of-the-art, ultrafast 3D micro-printing technology. This process allows researchers to print complex sensory structures directly onto the tips of optical fibers, creating a highly integrated and specialized medical instrument. Associate Professor Shahraam Afshar, the project's lead researcher, noted that these unique sensors are designed to monitor several distinct signals at once, including temperature fluctuations and chemical changes that occur at the molecular level when cancer cells are present.

The Shift from Single to Multi-Biomarker Monitoring

Historically, one of the primary challenges in oncology has been the difficulty of isolating cancer-specific signals from other biological background noise. Most existing methods are only capable of measuring one biomarker at a time, making it hard to determine if a physiological change is caused by a malignancy or a secondary health issue. This new method is considered revolutionary because it provides a holistic view of the living environment within the human body, delivering precise and immediate information to medical professionals by analyzing the concentration of light-emitting molecules.