unlabeled RNA binds to different site on the protein (hence the sandwich), and is measured w/ qRT-PCR for read out. However, my labeled aptamer has the same primer. hence the 杯具。。。其实主要是一直就没想到biotinylated RNA会fall off,troubleshoot了好久。。。
【在 s******s 的大作中提到】 : 为啥会有unlabeled? 是指background么? : w