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graft |
Also found in: Dictionary/thesaurus, Medical, Legal, Acronyms, Wikipedia, Hutchinson | 0.03 sec. |
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graft, in surgery: see transplantation, medical transplantation, medical, surgical procedure by which a tissue or organ is removed and replaced by a corresponding part, either from another part of the body or from another individual. ..... Click the link for more information. . graftIn horticulture, the act of placing a portion of one plant (called a bud or scion) into or on a stem, root, or branch of another (called the stock) in such a way that a union forms and the partners continue to grow. Grafting is used for various purposes: to repair injured trees, produce dwarf trees and shrubs, strengthen plants' resistance to certain diseases, retain varietal characteristics, adapt varieties to adverse soil or climatic conditions, ensure pollination, produce multifruited or multiflowered plants, and propagate certain species (such as hybrid roses) that can be propagated in no other way. In theory, any two plants that are closely related botanically and that have a continuous cambium can be grafted. Grafts between species of the same genus are often successful and between genera occasionally so, but grafts between families are nearly always failures. |
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? Mentioned in | ? References in periodicals archive | ||
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| and his colleagues reviewed the outcomes of 267,089 coronary artery bypass graft operations done at 439 hospitals during 2000 and 2001. Patients in New York state who undergo coronary artery bypass graft surgery and are covered by either private managed-care or Medicare managed-care insurance are significantly less likely than patients with fee-for-service insurance to have the surgery done in hospitals with lower mortality rates, according to a study published in The Journal of the American Medical Association. These incidents included death, nonfatal myocardial infarction, or revascularization procedures including percutaneous transluminal coronary angioplasty or coronary artery bypass graft. |
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