Interactions between cationic conjugated polyelectrolyte and DNA and a label-free method for DNA detection based on conjugated polyelectrolyte complexes

Combinatorial Energy Transfer between an

Combinatorial Energy Transfer between an End-Capped Conjugated Polyelectrolyte and Chromophore-Labeled PNA for Strand-Specific DNA Detection

✍ Shudipto Konika Dishari; Kan-Yi Pu; Bin Liu 📂 Article 📅 2009 🏛 John Wiley and Sons 🌐 English ⚖ 416 KB

## Abstract We report a macromolecular end‐capping approach to improve the detection sensitivity of cationic conjugated polymer (CCP) based DNA detection. A phenylethynyl anthracene (PEA) end‐capped cationic polyfluorene (PF) derivative (**P1**) is synthesized via Suzuki coupling. Due to efficient