fig4
From: Multimodal biosensing platforms for sensor-computing integration towards intelligent healthcare
Figure 4. Representative designs and working principles of gas biosensors. (A) Schematic illustration of metal-based nanosystems with improved physico-chemical attributes through different strategies for enhanced detection of LC breath biomarkers in humans with smart and point-of-care modules. Reproduced with permission. Reproduced with permission[103]. Copyright 2024, American Chemical Society; (B) Schematic diagram of the human olfactory system and the sensor array system for gas identification; (C) Schematic diagram of the instant testing platform for cancer recognition with the assistance of machine learning (ML). (B and C) Reproduced with permission[107]. Copyright 2025, American Chemical Society.
