Fig. 3From: CdSe/ZnS Quantum Dot-Labeled Lateral Flow Strips for Rapid and Quantitative Detection of Gastric Cancer Carbohydrate Antigen 72-4Conjugation of QDs with CC49. a Naked QDs and QD-labeled CC49 were run on a 50 % agarose gel. b Standard curve for detecting unlabeled CC49 in the supernatant of conjugation through a BCA protein assay kit. c TEM of naked QDs and QD-labeled CC49. The results of three independent experiments showing a similar trend are depictedBack to article page