Source: https://www.researchgate.net/profile/Marc_Lemaitre/post/How-can-I-quantify-the-siRNA-released-in-the-cytoplasm/attachment/59d63725c49f478072ea4a43/AS:273682784555010@1442262468572/download/Detzer Sczakiel 2011 NAR 39(7) 2727 siRNA Argo2 and cell stress.pdf