Abstract
Organ transplantation has revolutionized modern medicine, offering life-saving solutions for patients with end-stage organ failure, including those requiring kidney, liver, heart, and lung transplants. These procedures significantly enhance quality of life and extend survival rates. However, a critical issue persists: the global shortage of organs for transplant. The demand for organs far outweighs the supply, resulting in long waiting lists and high mortality rates among patients. This shortage is compounded by limited organ donation rates, ethical concerns regarding donation practices, and the complexities of matching donors with recipients. Recent research and technological advancements provide promising solutions to address these challenges. Regenerative medicine, including 3D bioprinting, is progressing toward the creation of lab-grown tissues and organs, which could eliminate reliance on donor organs. Xenotransplantation, particularly using genetically modified pig organs, has shown early success, with the first pig heart transplant completed in 2022, although long-term viability remains under study. Gene editing technologies, such as CRISPR, are being explored to reduce immunogenicity and improve organ compatibility, further reducing rejection risks. Additionally, artificial organs and stem cell therapies are emerging as alternative treatments. Despite these innovations, ethical dilemmas, financial constraints, and regulatory hurdles remain significant challenges. This article examines the future of organ transplantation, focusing on cutting-edge technologies and their potential to overcome the ongoing shortage of organs for transplant and reshape the field in the coming decades.
Keywords: Organ Transplantation, Regenerative Medicine, Stem Cell Therapy, Xenotransplantation, 3D Bioprinting.