PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26385731-4 2016 For building the interface of the aptasensor, dendritic gold nanoparticles reduced by poly(ethyleneimine) (PEI@DGNPs) were modified on the carbon nanotube-nafion (CNTs-Nf) coated electrode through electrostatic adsorption, which was used not only as matrix for immobilization of thrombin binding aptamer I (TBA I) but also as enhancer to amplify the ECL signal because PEI is an efficient co-reactant of Ru complex. perfluorosulfonic acid 155-161 coagulation factor II, thrombin Homo sapiens 279-287