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Examples of neuropeptides masked by interfering ion peaks. a), b), and c) show that orcokinin NFDEIDRSSFGFA (m/z 752.84+2) is easily observed in Stabilizor T1 treated tissue extracts but masked by a quadruply charged ion envelope in tissue not treated with the Stabilizor T1. d), e), and f) show that orcokinin NFDEIDRSSFGF (m/z 717.32+2) is easily observed in Stabilizor T1 treated tissue extracts but masked by a triple charged molecular ion in tissue not treated with the Stabilizor T1
