Label-Free Detection of Human Serum Using Surface-Enhanced Raman Spectroscopy Based on Highly Branched Gold Nanoparticle Substrates for Discrimination of Non-Small Cell Lung Cancer

Figure 8

PCA score plots of SERS spectra for serum obtained from large cell lung cancer patients, lung squamous carcinoma patients, lung adenocarcinoma patients, and healthy subjects. Each type of NSCLC was coded with a different color.