https://www.selleckchem.com/pr....oducts/trc051384.htm
Circulating tumor cells (CTCs) usually shed from primary and metastatic tumors serve as an important tumor marker, and easily cause fatal distant metastasis in cancer patients. Accurately and effectively detecting CTCs in a peripheral blood sample is of great significance in early tumor diagnosis, efficacy evaluation, and postoperative condition monitoring. In this work, a TiO2@Ag nanostructure is structured as a SERS substrate, rhodamine 6G (R6G) is used as a Raman signal molecule, the reduced bovine serum protein (rBSA) acts as a pr
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