Figure 5.

UV–vis absorption spectra of AuNPs. (a) Au[(Gly-Tyr-Met)2B], (b) Au[(Gly-Tyr-TrCys)2B], (c) Au[(Gly-Trp-Met)2B], (d) Au[(Met)2B] and (e) Au[(TrCys)2B], in water and EMEM/-, each at a concentration of 100 μg/ml and at time point 0 and 2, 4 and 24 h of incubation at 37°C.

Connolly et al. Nanoscale Research Letters 2013 8:315   doi:10.1186/1556-276X-8-315
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