Word: surgeryâ
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...says Dr. David Sachs, a surgeon at Mass General and Harvard who led the study, is to prepare a patient's immune system well before the surgery???or, to be more exact, to deplete the immune system's T cells, which normally patrol the body looking for foreign invaders like bacteria, viruses and tissues from outside donors. Several days before the transplant surgery, Sachs' team used drugs that target and eliminate these cells to wipe the immune slate clean. Then the team transplanted the kidney along with donor bone-marrow cells. What happened next was surprising: the bone marrow rebuilt...
...retrains the immune system, fooling it into thinking that the donor tissue is now part of the self," says Sachs. One patient was able to stop taking antirejection drugs as early as nine months after his surgery???though not without some discomfort as the body adjusted. "There is no question that during the initial phase, the patient has a lot more difficult time. But they trade that difficulty with what is beginning to look like lifelong suppression [of rejection]," says Sachs...
...Ramsey and others, genetic surgery???repairing, replacing or suppressing a "sick" gene?could be profoundly moral. Depending on the defect, genetic surgery before or after birth could prevent abnormality, and also insure that it was not passed on. Moral Theologian Bernard Häring of Rome's Accademia Alfonsiana applauds basic remedial intervention as "corrective foresight...
This is the second time the young prince has been treated for congenital deafness. The first time Dr. May, of London, another celebrated ear specialist, performed an operation which had only temporary results. Both Drs. May and Muncie favor manipulative surgery???that is, without the use of any instruments, the fingers alone being used...
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