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. 2015 Feb 27;10(2):e0116805. doi: 10.1371/journal.pone.0116805

Fig 4. Matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOFMS) spectra of degradation products from exendin-4 incubated in rat kidney homogenate for (a) 5 min, (b) 15 min, and (c) 30 min, and in rat liver homogenate for (d) 6 h.

Fig 4