Figure 4
From: SILAC–based quantitative MS approach for real-time recording protein-mediated cell-cell interactions

Quantitative MS peaks of two proteins identified by spike-in SILAC and Triple-SILAC in human NCM460 and HT29 co-culture system. (A) The MS spectra of the quantitative peptide “R.ASREEILAQAK.E” for Myosin-9. (B) The quantitative peptide “K.GCSFLPDPYQK.Q” for Prosaposin.