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. 2019 Sep 6;91(19):12246–12254. doi: 10.1021/acs.analchem.9b02075

Figure 1.

Figure 1

(a) LESA mass spectrum of a native myoglobin (holo-) protein spot sampled under native conditions at 60 s dwell time. (b) Direct infusion electrospray mass spectrum of myoglobin (holo-) under native conditions. (c) LESA mass spectrum of a denatured myoglobin (apo-) protein spot sampled under denaturing conditions with LESA at 60 s dwell time. (d) Direct infusion electrospray mass spectrum of myoglobin (apo-) under denaturing conditions. (e) LESA mass spectrum of a denatured myoglobin protein spot sampled under native conditions at 60 s dwell time.