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. 2018 Aug 31;9(42):8089–8093. doi: 10.1039/c8sc03263g

Fig. 4. Extracellular lactate detection via the ratiometric SERS method. Relative SERS intensity (I882/I998) showing the efflux of lactate by A549, HepG2 and L02 cells cultured in (a) glucose (+)-glutamine (–) and (b) glucose (–)-glutamine (+) media.

Fig. 4