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FaithWorld

Religion, faith and ethics

November 20th, 2007

Stem cell breakthrough — science the ethical way?

Posted by: Tom Heneghan

A microscopic view of undifferentiated human embryonic stem cells.We noted here just the other day the all-but-absent ethical angle in the Daily Telegraph story about the creator of Dolly the cloned sheep and a new technique for creating stem cells without embryos. Now, we have two reports from Maggie Fox, our Health and Science Editor in Washington, that address the scientific and ethical issues.

Our story length limits meant the two had to be broken up, but they should be read in tandem.

One deals with the science:

WASHINGTON (Reuters) - Two separate teams of researchers announced on Tuesday they had transformed ordinary skin cells into batches of cells that look and act like embryonic stem cells — but without using cloning technology and without making embryos.

The other deals with the ethics :

WASHINGTON (Reuters) - Scientists and ethicists alike welcomed the news on Tuesday that two groups had been able to reprogram ordinary skin cells to act like embryonic stem cells — the body’s ultimate master cell.

Now, that’s more like it.

Despite all the optimism, this doesn’t mean the ethical debate is over. As Maggie’s second story explains, scientists will still work on embryonic stem cells because they could prove more powerful in the end. My question in the last post was whether opponents of embryonic stem cell research would support public funding for the new technique. Now I’m wondering how the debate about funding will play out between these two techniques.

November 20th, 2007

Will science solve an ethical problem it helped create?

Posted by: Tom Heneghan

Cloning specialist Prof. Ian Wilmut, 2005The Daily Telegraph had a fascinating scoop over the weekend — Professor Ian Wilmut, the creator of Dolly the cloned sheep, has abandoned the therapeutic cloning method for a new way to create stem cells without an embryo. In classic Fleet Street style, the London daily announced in the second paragraph that the decision “will send shockwaves through the scientific establishment.” It took another 16 paras to get to other constituencies for this story, who are mentioned in passing in the line that “there is an intense search for alternatives because of pressure from the pro-life lobby, the opposition of President George W Bush and ever present concerns about cloning babies.

That doesn’t take away from their scoop in any way — it is primarily a science story, written by their science editor Roger Highfield, and it’s a good one. But this second angle is of enormous importance to many readers out there who have moral scruples about embryonic stem cell research.

Dolly the cloned sheep, 2002I was intrigued by a line high up saying: “Most of his motivation is practical but he admits the Japanese approach is also “easier to accept socially.” If I read that correctly, it means that science — which helped create this moral dilemma by developing the embryonic stem cell technique — may solve it eventually with another breakthrough that looks equally (or more) interesting to the scientist. That could take care of this issue, but others are bound to pop up that cannot be solved with a technical fix. Wilmot discusses this on a linked page publishing an extract from a book that he and Highfield wrote called After Dolly: The Uses and Misuses of Human Cloning. He believes an embryo cannot be considered a person until it is about 14 days old because it has no nervous system. The Roman Catholic Church, for example, counts personhood from the moment of conception, since it considers the potential in the embryo just as important as the cells that are already there. It’s hard to see how a technical breakthrough can bridge that gap.

After DollyScience writers like Highfield can explain the details of the procedure far better than I, so please look their way (here’s a quick Google News search) for more. What interests me is the impact this may have on opponents of embryonic stem cell research. Will they embrace this as the moral alternative, or oppose this as well as “playing God”? Would those who say they want the often-mentioned benefits of stem cell research but oppose public funds for the embryonic type on moral grounds now campaign to have this new method bankrolled with taxpayers’ money?

November 5th, 2007

Bioethical dilemmas know no boundaries

Posted by: Tom Heneghan

Bioethical dilemmas know no boundaries. France found that out this weekend when the daily Libération revealed that a French couple that had used a surrogate mother in the United States had won a long legal battle to be recognised as the parents of the twin girls who resulted from the arrangement. Surrogacy is illegal in France. French officials refused to register the twins as the couple’s daughters, leaving them in a legal limbo for seven years. But an appeals court finally granted their wish, arguing it was in the children’s best interests to recognise the U.S. birth certificates that listed Dominique and Sylvie (their surname was not published) as the parents.

an expectant mother France banned surrogacy in 1994 in the hope of preventing a “rent-a-womb” market from developing. But this option is expressly banned by law only in France, Germany and Italy, according to the association CLARA which campaigns to change the French law. It is legal in other places, including Britain, Canada, Greece, New Zealand and some U.S. states. According to the twins’ father Dominique, between 20 to 40 French couples cross the Atlantic every year to have a child with a surrogate American mother.

Since Sylvie and Dominique were recognised as the twins’ parents in a state where surrogacy is legal, they could not be brought to court for breaking the law there. French courts tried to try them for aiding and abetting a case of surrogacy or violating the civil status of the children, but neither charge led to a conviction, Le Monde reported.

Sylvie, who could not conceive because she has no uterus, had her eggs fertilised in vitro by Dominique’s semen to create embryos that were genetically their own and carried to term by the “gestational carrier.” She told Europe 1 radio that the surrogate mother in California did not profit from the arrangement. Already a mother of four, she bore the child voluntarily for Sylvie and was only reimbursed for lost wages during the pregnancy. Rather than being poor and doing this for money, the surrogate mother and her husband actually had a combined annual income three times that of the French couple, their lawyer Nathalie Boudjerada told the radio.

Le Figaro called the decision “the first step towards the legalisation of surrogate mothers” in France. Paris plans to review its bioethics law in 2009.

An interesting little detail — since the French consulate in Los Angeles refused to register the twins as French citizens, Libération said, the couple simply applied for and got American passports for them to travel to France.

October 24th, 2007

Does Italy have its own “Terry Schiavo case”?

Posted by: Tom Heneghan

File photo of patient Terry Schiavo in a Florida hospital, 2001Does Italy have its own “Terry Schiavo case“? Eluana Englaro has been in a persistent vegetative state (PVS) for the past 15 years and her father is trying to get legal permission to remove her feeding tube. Italy’s highest appeals court recently sent the case back to a lower court in Milan that had refused to let him do so. The local media have already dubbed Eluana “Italy’s Terry Schiavo” and the retrial (when it happens) looks set to spark off another major bioethics debate there.

Beppino Englaro has been caring for his daughter at home and says it’s time to free her from “the inhumane and degrading condition in which she is forced to exist”. The appeals court (Court of Cassation) said the lower court must determine whether her PVS is irreversible and whether she expressed the wish not to be kept alive if in a PVS. Her father said she had expressed that wish, but apparently has no living will or other tangible evidence to back that up.

Eluana’s case lacks the husband-vs-parents element that propelled the Schiavo case into the U.S. national headlines in 2005. But thorny cases of bioethics get into the national spotlight in Italy. A Roman judge is still investigating a doctor who last year removed the respirator of paralysed muscular dystrophy patient Piergiorgio Welby, 60, who had described his life as “torture” and asked for the right to die. Only Switzerland, the Netherlands, Belgium and the U.S. state of Oregon permit assisted suicide for the terminally ill.

One Italian angle to the story is the traditional influence of the Roman Catholic Church, which just last month repeated its stand that it is morally wrong to remove artificial nutrition and hydration tubes from PVS patients, even if they will never regain consciousness. The Vatican daily Osservatore Romano has already denounced the Court of Cassation’s decision in the Eluana case as unacceptable because it would “lead legislators fatally towards euthanasia”.

There’s not much written in English about this case yet, but — a sign of the times — Eluana already has a sub-entry (under “euthanasia”) in the Italian Wikipedia.