Fig. 3From: Recent advances of CREKA peptide-based nanoplatforms in biomedical applicationsCREKA peptides specifically bind fibronectin-associated complexes in metastatic tumors. a Fluorescence imaging of major organ metastatic tissue in mice with spontaneous metastatic 4T1-GFP-Luc2 breast tumors. b Fluorescence intensity ratio between metastatic tumor and normal tissue. c Fibronectin staining of cryosections of metastatic tumors in different organs as shown in a [37]Back to article page