The Cornea Preservation Time Study (CPTS) found that cornea transplant success and the number of endothelial cells present three years following surgery was similar up to 11 days of storage of the donor. The study also elucidated other donor, recipient, operative, and postoperative factors that could also influence transplant outcomes. Details are in the linked presentations and publications. CPTS RESULTS MASTER SLIDE SET (CLICK HERE TO DOWNLOAD THE POWERPOINT PRESENTATION) The link above contains a master PowerPoint presentation with data from all the primary and secondary CPTS manuscripts published to date. Click here to access the "Catalogue" that shows each CPTS manuscript and its location within the master slide set. The CPTS is no longer active. Any inquiries may be directed to Leslie Richards (email@example.com) at the University Hospitals Eye Institute Vision Research Coordinating Center in Cleveland, Ohio.