Transplanting animal organs into humans is becoming more common, but these procedures remain rare and have yet to significantly extend patients’ lives. Amid an ongoing organ shortage ...

The radical “innovation” of xenotransplantation—the idea of transplanting genetically engineered organs from animals into ...

The tantalizing possibility of using a potentially unlimited supply of organs from animals to replace damaged human ones -- through xenotransplantation -- has, in just the past few years, jumped the ...

There is growing hope that organs from animals can help ease the global shortage of donor organs. Research into the transfer of animal organs to humans, known as xenotransplantation, has been ...

Cells are the smallest unit of life. Cells in multicellular plants and animals are arranged into tissues, organs and organ systems. Cells. Tissues. Organs. Organ systems. And the organism itself.