Fig. 5From: Immune-enrichment of insulin in bio-fluids on gold-nanoparticle decorated target plate and in situ detection by MALDI MSMALDI MS spectra of standard insulin samples in different concentrations (0.8, 1.6, 4, 8, 16, 32, 48 nM) achieved on anti-insulin antibody-modified GNP-ITO. 3 Replicates for each data were tested at the same conditionsBack to article page