Before revision: Two-dimensional partial covariance mass spectrometry ( 2D-pC-MS ) exploits the inherent fluctuations of fragment ion abundances across a series of tandem mass spectra, to identify correlated pairs of fragment ions produced along the same fragmentation pathway of the parent ion.
After revision: Two-dimensional partial covariance mass spectrometry ( 2D-PC-MS ) exploits the inherent fluctuations of fragment ion abundances across a series of tandem mass spectra, to identify correlated pairs of fragment ions produced along the same fragmentation pathway of the parent ion.