Label-free surface-enhanced infrared spectro-electro-chemical analysis of the Redox potential shift of cytochrome <em> c</em> complexed with a cardiolipin-containing lipid membrane of varied composition

Label-free surface-enhanced infrared spectro-electro-chemical analysis of the Redox potential shift of cytochrome c complexed with a cardiolipin-containing lipid membrane of varied composition

Liu Li, Wu Lie, Zeng Li, Jiang Xiu-E†

Surface-enhanced infrared adsorption spectroscopy (SEIRAS) monitoring of the adsorption of 10-μM (curve a ), 20-μM (curve b ), or 40-μM (curve c ) 1-dodecanethiol (DT) in ethanol onto a nanostructured gold surface. All spectra are at their individual time point of saturation adsorption.