Tiger Liu

# Eu³⁺ Chelate-Based TRF Labeling for Ultra-Sensitive POCT ## Abstract Time-resolved fluorescence (TRF) immunoassays utilizing europium (Eu³⁺) chelate labels represent a significant advancement in point-of-care testing (POCT) sensitivity. This application note describes the labeling protocol and assay optimization strategies for POCT manufacturers developing ultra-sensitive lateral flow strips and TRF-based diagnostic platforms. ## Introduction Traditional lateral … Read more

Due Bio’s LF-detect strips provide objective, binary readouts for LAMP assays with 100-fold improved sensitivity over naked-eye detection.

Due Bio’s Lightning Reagents enable room-temperature extraction in under 5 minutes without centrifugation, columns, or purification.

Due Bio’s TRF Immunoassay Analyzer utilizes Europium Chelate technology to achieve 10–100× higher sensitivity than conventional methods.

Due Bio’s Microfluidic PCR Cartridge System integrates sample preparation, amplification, and detection in a closed, portable platform that delivers results in under 60 minutes.

Due Bio’s LF-detect 3-Plex strips enable simultaneous detection of three distinct targets in a single reaction—reducing costs and accelerating results.

Due Bio’s LF-detect lateral flow strips provide a simple, visual readout solution for CRISPR-Cas12/13 assays that delivers clear results within 15 minutes—no instruments required.