Progress and Updates in Stroke Research: Introduction to the Special Issue on Stroke.

As guest editors of this special issue, we are delighted to present 13 articles that discuss advances in stroke research including translational stroke research, stroke research milestones, and proposals for future directions. Stroke is a major cause of disability, and, according to the Centers for Disease Control and Prevention, is the fifth leading cause of death in the US alone. Possible factors contributing to stroke pathogenesis are elucidated and possible treatment modalities are explored in the following special issue of Cell Transplantation.