Methylated Trivalent Arsenic-Glutathione Complexes are More Stable than their Arsenite Analog

Figure 3

The superimposed chromatograms of AsB, As(III), MMA (III), and DMA(III) as a function of the SEC column temperature at 4^°C (—), 25^°C (- - -), or 37^°C (– – –). Stationary phase: Sephadex G-15 (31×1.0 cm I.D.); mobile phase: PBS buffer containing 10 mM GSH adjusted to pH 7.4, flow rate: 1.0 mL/min; detector: ICP-AES at 189.042 nm; injection volume: 20𝜇L (10𝜇g As per compound).