American Society of Nephrology American Society of Nephrology Founded in 1966, the American Society of Nephrology (ASN) is the world’s largest professional society devoted to the study of kidney disease. Composed of over 16,000 physicians and scientists, ASN promotes expert patient care, advances medical research, and educates the renal community. ASN also informs policymakers about issues of importance to kidney doctors and their patients. Each year, the ASN and the ASN Foundation for Kidney Research provide nearly 400 research and travel grants. ASN annual meetings are attended by approximately 13,000 participants, and regional meetings are held throughout the year. The society publishes the "Journal
Transplantable organs and tissues Transplantable organs and tissues Transplantable organs and tissues may both refer to organs and tissues that are relatively often or routinely transplanted (here "main organs and tissues"), as well as relatively seldom transplanted organs and tissues and ones on the experimental stage. "Heart transplantation" is performed on patients with end-stage heart failure or severe coronary artery disease. The most common procedure is to take a working heart from a recently deceased organ donor (allograft) and implant it into the patient. The patient's own heart may either be removed (orthotopic procedure) or, less commonly, left in to support the donor heart