Carbonic Anhydrase Activity Monitored In Vivo by Hyperpolarized 13C-Magnetic Resonance Spectroscopy Demonstrates Its Importance for pH Regulation in Tumors. - Gallagher, Ferdia A.; Sladen, Helen; Kettunen, Mikko I.; Serrao, Eva M.; Rodrigues, Tiago B.; Wright, Alan; Gill, Andrew B.; McGuire, Sarah; Booth, Thomas C.; Boren, Joan; McIntyre, Alan; Miller, Jodi L.; et al. (Cancer Research, 2015)