Table 1 Comparison on LOD of LC based sensing systems in detecting BSA
From: Liquid crystal-amplified optofluidic biosensor for ultra-highly sensitive and stable protein assay
Detection methods | Limit of Detection | References |
|---|---|---|
Transmission spectra of DLC cells | 10−6 g/ml | [39] |
Electric field tuned DFLC cell | 10− 7 g/ml | [8] |
Electric capacitance of LC cells | 10−9 g/ml | [17] |
Transmission spectra of BPLC cells | 10−9 g/ml | [40] |
WGM ring resonator (without LCs amplified) | 2 × 10− 10 g/ml | [41] |
WGM lasing spectra of LC droplet | 2.4 × 10−11 g/ml | [20] |
LC-amplified WGM microfluidic resonator | 1.28 × 10− 13 g/ml (1.92 fM) | This study |