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. 2015 Mar 6;10:1831–1840. doi: 10.2147/IJN.S75552

Figure 2.

Figure 2

(A) Scheme for SERS measurement. (B) Comparison of the SERS spectra for both reactant TMB and product TMB2+. (C) Hp concentration-dependent SERS spectra of TMB2+.

Abbreviations: SERS, surface-enhanced Raman spectroscopy; TMB, 3,3′,5,5′-tetramethylbenzidine; Hp, haptoglobin.