New heart muscle cells in mice are mainly formed directly after birth, new research shows. After the neonatal period the number of heart muscle cells does not change, and heart growth occurs only by cell size increase, similar to the human heart.
New heart muscle cells in mice are mainly formed directly after birth, new research shows. After the neonatal period the number of heart muscle cells does not change, and heart growth occurs only by cell size increase, similar to the human heart.