Detailed examination of prenatal development in the mouse beginning at GD10.5 through GD19.5 is possible utilizing high-resolution MRM. Modified with permission from AE Petiet, et al., High-resolution magnetic resonance histology of the embryonic and neonatal mouse: a 4D atlas and morphologic database, Proc Natl Acad Sci U S A. 105(34):12331-12336, 2008; Copyright © 2008, National Academy of Sciences, U.S.A.