by University of Pittsburgh Electron microscopy images of fetal (left) and infant (right) rodent heart cell nuclei. As heart cells develop, the number of nuclear pores decreases. Credit: Han et al., 2022, Developmental Cell, 10.1016/j.devcel.2022.09.017 As heart cells mature in mice, the number of communication pathways called nuclear pores dramatically decreases, according to new research from...
