Figure 2.

Early prodrug strategies rely on release of 5-FU to generate FdUMP, whereas other strategies (e.g., NUC-3373) generate FdUMP directly without 5-FU release.

Early prodrug strategies rely on release of 5-FU to generate FdUMP, whereas other strategies (e.g., NUC-3373) generate FdUMP directly without 5-FU release.