An innovative biologic system for photon-powered myocardium in the ischemic heart

Jeffrey E. Cohen, Andrew B. Goldstone, Michael J. Paulsen, Yasuhiro Shudo, Amanda N. Steele, Bryan B. Edwards, Jay B. Patel, John W. MacArthur, Michael S. Hopkins, Casey E. Burnett, Kevin J. Jaatinen, Akshara D. Thakore, Justin M. Farry, Vi N. Truong, Alexandra T. Bourdillon, Lyndsay M. Stapleton, Anahita Eskandari, Alexander S. Fairman, William Hiesinger, Tatiana V. EsipovaWilliam L. Patrick, Keven Ji, Judith A. Shizuru, Y. Joseph Woo

Research output: Contribution to journalArticlepeer-review

124 Scopus citations

Abstract

Coronary artery disease is one of the most common causes of death and disability, afflicting more than 15 million Americans. Although pharmacological advances and revascularization techniques have decreased mortality, many survivors will eventually succumb to heart failure secondary to the residual microvascular perfusion deficit that remains after revascularization. We present a novel system that rescues the myocardium from acute ischemia, using photosynthesis through intramyocardial delivery of the cyanobacterium Synechococcus elongatus. By using light rather than blood flow as a source of energy, photosynthetic therapy increases tissue oxygenation, maintains myocardial metabolism, and yields durable improvements in cardiac function during and after induction of ischemia. By circumventing blood flow entirely to provide tissue with oxygen and nutrients, this system has the potential to create a paradigm shift in the way ischemic heart disease is treated.

Original languageEnglish
Article numbere1603078
JournalScience advances
Volume3
Issue number6
DOIs
StatePublished - Jun 2017
Externally publishedYes

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