What gold nanoparticle concentration is needed to generate visible signal in an immunoassay?

Hi, I am trying to do a lateral flow immunoassay with antibodies (1mg / mL) immobilized in nitrocellulose (pore of 0.45 um). My line of antibodies is 4 mm x 1 mm, however I can not obtain a...

02 February 2019 8,740 3 View