Tag: immunosuppression
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Xenotransplantation—giving animal organs to humans
In the early 1990s a distinguished scientist predicted that within twenty years thousands of lives would be saved by xenotransplantation. His optimism was unfortunately premature and in America today more than 100,000 people are waiting to receive human hearts, livers, or kidneys. Yet despite false starts and disappointments, the dream of using animal organs in…
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Omentum: Much more than “policeman of the abdomen”
Ashok SinghChicago, Illinois, United States The omentum is a curtain-like tissue that hangs from the bottom edge of the stomach and covers the abdominal organs below. It is a lattice of adipose (fat) cells peppered with islands of compact tissue known as milky spots, which are clusters of macrophages, lymphocytes, and hematopoietic cells. The omentum…