Fig. 2From: PAMAM/polyhedral nanogold-modified probes with DNAase catalysis for the amperometric electrochemical detection of metastasis-associated lung adenocarcinoma transcript 1Typical TEM results for (A) PNG, (B) PAMAM-PNG, (C, D) SWCNHs (C: 10000×, D: 210000 × .). Red arrow: the typical shape of PNG, blue arrow: the PNG of binding with PAMAMBack to article page