QTL Biosystems announced that it is has been awarded a utility patent US 6,743,640 for a fluorescent polymer-QTL [Quencher-Tether-Ligand] approach to sensing target biological agents. [...] The platform utilizes changes in polymer fluorescence (polymer “superquenchingâ€) in the presence or absence of a target biological agent.
The patented QTL bioconjugate enables quantitative detection of a diverse range [...]