Sensitivity enhancement for detection of hyperpolarized 13 C MRI probes with 1 H spin coupling introduced by enzymatic transformation in vivo. - von Morze C; Tropp J; Chen AP; Marco-Rius I; Van Criekinge M; Skloss TW; Mammoli D; Kurhanewicz J; Vigneron DB; Ohliger MA; Merritt ME (Magnetic resonance in medicine, 2018)