In vivo metabolism of [14C]ruboxistaurin in dogs, mice, and rats following oral administration and the structure determination of its metabolites by liquid chromatography/mass spectrometry and NMR spectroscopy. - Barbuch RJ; Campanale K; Hadden CE; Zmijewski M; Yi P; O'Bannon DD; Burkey JL; Kulanthaivel P (Drug metabolism and disposition: the biological fate of chemicals, 2006)