Stephen Arnold - New York NY,
Slyka Shopova - Staten Island NY,
Ying Chen - Brooklyn NY,
William Chin - Rego Park NY,
Guyu Liu - Brooklyn NY,
Raaj Haresh Rajmangal - South Ozone Park NY,
A syringe-based whispering gallery mode sensor includes a syringe including an assembly provided its needle, the assembly including () an optical carrier having a reflective distal end, and () at least one resonator coupled with the optical carrier. This sensor may be provided in a system including a light source, a light detector, and a data analysis component. A method for determining the presence or concentration of a target substance in body fluid may be performed using such a system.