the National Natural Science Foundation of China(No.2 0 0 730 16 and 6 0 2 710 2 0 ) ,state 86 3Projects(No.2 0 0 2 AA 30 2 2 0 3) and state 973Projects(No.G19990 6 4 5 0 4 )
Erbium, Ytterbium-codoped ZrO 2 nanoparticles(ZrO 2∶Er 3+ ,Yb 3+ ) were prepared by the sol-emulsion-gel technique. The purpose of the present study is the application of upconversion phosphor in the biolog...
Supportted by the National Natural Science Foundation of China( No.2 0 0 730 16 ,6 0 2 710 2 0 ),86 3projects( No.2 0 0 2 AA302203)and973projects( No.G19990 6 4 5 0 4 )
A novel sensitive electrochemical immunoassay with colloidal gold as the antibody labeling tag and subsequent signal amplification by silver enhancement is described. Colloidal gold was treated by a light-sensitive si...