Figure 3.
a) Integrated quantum dot barcode smartphone optical device for wireless multiplexed diagnosis of infected patients.16 b) Repurposing the widely available and well developed portable glucose meter as a general health monitor for many other non-glucose targets, such as interferon gamma (IFNγ), a biomarker for tuberculosis, with excellent selectivity against other components in the blood, such as human serum albumin (HSA).17