October 12, 2007
Another biomedical “first”...
Blood Vessels Grown From
Patient’s Skin
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Cytograft
Potential
Blood vessels from skin may help patients whose vessels are
damaged and children whose vessels need to grow along with
them.
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“From a snippet of a
patient’s skin, researchers have grown blood vessels in a laboratory and
then implanted them to restore blood flow around the patient’s damaged
arteries and veins.
“It is the first time blood
vessels created entirely from a patient’s own tissues have been used for
this purpose, the researchers report in the current issue of The New
England Journal of Medicine.
“Cytograft Tissue
Engineering of Novato, Calif., made the vessels, in a process that takes
six to nine months. Because they are derived from patients’ own cells,
they eliminate the need for antirejection drugs. And because they are
devoid of any synthetic materials or scaffolding, they avoid
complications from inflammatory reactions.
“Doctors in Argentina have
performed the first human tests of the vessels on six patients, the team
reported. Two additional implants have been performed since the report
was submitted, said Dr. Todd N. McAllister of Cytograft....”
The New York Times – October 9, 2007 (free registration required) |
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Ongoing ethical and legal problems in
giving away California’s stem-cell billions...
California Stem-Cell Institute Takes Back $3 Million in Grants
“The
California Institute of Regenerative Medicine is having more trouble
than it may have expected giving away millions of dollars to stem-cell
researchers.
“One grant
application was withdrawn by the applicant, and one grant was rescinded
by the agency, after investigations turned up information that made CIRM
directors reconsider handing over more than $3 million.
“Critics say
the agency’s secretive grant-approval process is at fault, and that a
more open process would have found problems with the grant candidates
sooner. But better late than never: They also say the results of the
administrative reviews raise confidence in the agency’s integrity....”
Wired – October 5, 2007
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Assessing the promises and perils of a
new technology...
Small Scanners Could Spot
Hidden Heart Disease
Coming soon to your
doctor’s office: Pocket-size ultrasound devices
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Joan Anderson, center, a nurse practitioner,
gets training using an ultrasound scanner.
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“What if your doctor could
swipe a wand over your neck and reveal whether you have hidden heart
disease?
“That is now possible in
places other than the sickbay of the starship Enterprise.
“Miniature ultrasound
machines are starting to make their way into ordinary doctors’ offices,
where they may someday be as common as stethoscopes and EKGs. A
pocket-sized one weighing less than 2 pounds hit the market last week....
Early detection
“Is that a good thing...?”
Associated Press/MSNBC –
October 9, 2007
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Bots replacing bodies, as helpers,
friends, pets, and members of the family...
Robots Take on Social
Tasks
“Dominated by home-cleaning
gadgets, the consumer robotics market is expanding with the arrival of
’bots that can spy inside your home when you’re away or arrange virtual
meetings of family or friends.
“Robotics experts say
gadgets introduced Thursday could usher more socially oriented robots
into the U.S. market, though they bear little physical resemblance to
humans or pets as robots embraced by consumers in Japan and South Korea
do.
“‘As these kinds of devices
mature in the years ahead, I expect them to gradually become more
sophisticated in terms of providing gestures, object interaction such as
picking things up, and eventually moving toward a more human shape,’
said James Kuffner, an assistant professor at Carnegie Mellon
University’s Robotics Institute....”
AP/Google – September 27, 2007
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“You don’t want to be invisible to your
children while you’re away on business...”
ConnectR Robot to Replace
Your Spouse
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Virtual Pa takes the corner
seat.
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“iRobot introduced two
robots today. The first was the gutter-cleaning Looj. The second robot,
ConnectR is a little machine looks like a Roomba. Instead of sweeping
your floor, it has a camera and microphone. iRobot says that it ‘enables
today’s busy families and individuals to be virtually in two places at
once.’
“The ConnectR’s purpose is
to scoot around, following your family, while a far-off parent or
grandparent watches, hears, and chats with the family remotely.... [T]he
ConnectR is controlled by a remote, or remotely via the internet. We
would call it a spy bot, but it’s neither small nor subtle....”
SciFi.com – September 27, 2007
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Mainstreaming Transhumanist philosophy...The
Templeton Research Lectures at Arizona State University...
Lecture
Opens Talk on Future Technology’s Influence on Humans
“Artificial
hearts. Kidney transplants. Mood-altering drugs. Gene-mapping. Robotic
arms. In vitro fertilization.
“There’s no
question about it. Scientists and medical researchers have come along
way on the path to altering human life.
“But,
according to Brad Allenby, we haven’t seen anything yet....
“Adults in
2007 have difficulty imagining the not-too-distant future when some
scientists say that people will be able to download their intelligence
on a computer, order a new set of lungs from the ‘organ store,’ manage
battlefields from afar through the brain implants of soldiers, and
genetically engineer people to see colors that no human being has ever
seen.
“But Allenby
says such ideas already are being worked on in research labs – and they
will be part of the life experience of future generations, whether we
like it or not....”
ASU News – October
3, 2007
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Boomers are putting “old” on hold...
Replaceable You
“As the tail end of the
enormous 78 million-member baby boom generation enters middle age,
Americans are living longer and expecting to enjoy better fitness and
health than previous generations. The human body can’t necessarily do at
50 what it did at 25, but when a part wears out from age or overuse or
both, older Americans increasingly expect that it can be fixed or
replaced.
“How does medicine try to
keep pace with all these aging bodies...?”
The Washington Post – September 17, 2007
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What does the fMRI really tell us about
the awareness of unconscious persons?
The Light’s On, but Is
Anybody Home?
by Robert Burton
An extraordinary brain
study concludes that a woman in a vegetative state is aware of herself.
It’s a dangerous claim that could throw families and physicians into
turmoil.
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Salon
reproduction of a collaborative work done by Cambridge
neuroscientist Adrian Owen with the Wolfson Brain Imaging
Centre.
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“In a recent article in the
Archives of Neurology, a team of British and Belgian
neuroscientists describe a clinically unconscious accident victim who
can, on command, imagine herself playing tennis and walking around her
house. By showing that her functional brain imaging studies (fMRI) are
indistinguishable from those of healthy volunteers performing the same
mental tasks, the researchers claim that the young woman’s fMRI
‘confirmed beyond any doubt that she was consciously aware of herself
and her surroundings, and was willfully following instructions given to
her, despite her diagnosis of a vegetative state.’
“Their extraordinary
conclusions are beyond provocative; they raise profound questions about
the very notion of consciousness. What’s more, they could throw
thousands of families and doctors into utter turmoil. As with the Terri
Schiavo controversy, patient advocacy groups, self-serving lawyers and
politicians with personal agendas could use the study’s stamp of
certainty as a given.
“Yet the study’s conclusions
are not beyond a doubt. There are plenty of questions about whether this
young woman is conscious and capable of choice....”
Salon – September 25, 2007
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“Society should accommodate disabled
children, rather than modify them to fit into society...”
Mother Defends
Hysterectomy for Disabled Daughter
Campaigners say surgery
raises ethical issues
“Disability rights
campaigners yesterday criticised a mother’s request for her teenage
daughter, who has severe cerebral palsy to have a hysterectomy.
“Alison Thorpe says the
operation is in the best interests of her daughter, Katie, to spare her
the monthly discomfort of menstruating. But the medical consent
application being prepared on behalf of the 15-year-old from Billericay,
Essex, has already proved controversial.
“A similar case in the US
this year provoked an international outcry when a disabled patient -
known as Ashley X - had a hysterectomy to stop menstruation and had her
breast buds surgically removed....”
The Guardian – October 8, 2007
Editor’s Note:
For a very helpful discussion of the similar case of Ashley X, see
Wesley J. Smith’s “An
Ethically Unsound ‘Therapy’” in National Review Online.
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Have attitudes really changed toward
Downs children when “96-98% of all positive screenings end in
termination”?
Children like Grace
by Jon Healey
Last month it emerged
that the playwright Arthur Miller had put his newborn son, who had
Down’s syndrome, into an institution. People were shocked, but back in
the 60s that was the norm. Jon Henley talks to four generations of
parents about how things have changed
“Fifty-five years and an
awful lot of unhappiness separate the births of Gordon and Grace. When
Gordon arrived in the world, at home in Willesden, London, in March
1951, no one said a word. ‘I knew at once,’ recalls his mother Jessica,
who had three children already and a certificate in childcare to boot.
‘There was something about his eyes; something in his face. It was quite
plain to see. Of course, no one mentioned it.’ It was six weeks before
her baby son had his first official check-up: ‘The doctor looked at me.
She said, “Not to worry, there are plenty of places for children like
him.” And she said, “In any case, they don’t live long.”’
“When Grace was born, also
at home, in a quiet west London suburb in May last year, there was
‘never any question, not for a moment, of us not keeping her’, says her
mother, Jane. ‘I was in shock at first; I couldn’t imagine what our life
was going to be like. It was hard. But it was a matter of weeks before I
realised she was really just like her sister. Now she has home visits,
health visits, physiotherapy, speech therapy. She’s making huge strides.
She’ll go to the local playgroup and primary, we hope, and a mainstream
secondary school. She’ll have friends. We have no reason not to think
that she’ll have a long and happy life.’
“Hands were flung up in
horror when it emerged last month that the great (and fiercely moral)
American playwright Arthur Miller had fathered a son with Down’s
syndrome, committed the boy, Daniel, to an institution in his early
infancy, and declined either to see him or publicly acknowledge his
existence for nearly 40 years....”
Guardian – October 4, 2007
Editor’s Note:
Numerous articles about the care of people with Down’s syndrome, such as
this one in the Guardian, were provoked by the following article,
“Arthur Miller’s Missing Act,” which appeared in the September issue of
Vanity Fair.
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The moralist who defended humanity—but
who abandoned his own son...
Arthur
Miller’s Missing Act
by Suzanna
Andrews
For all
the public drama of Arthur Miller’s career—his celebrated plays
(including Death of a Salesman
and The Crucible),
his marriage to Marilyn Monroe, his social activism—one character was
absent: the Down-syndrome child he deleted from his life.
“No
photograph of him has ever been published, but those who know Daniel
Miller say that he resembles his father. Some say it’s the nose, others
the mischievous glimmer in the eyes when he smiles, but the most telling
feature, the one that clearly identifies him as Arthur Miller’s son, is
his high forehead and identically receding hairline. He is almost 41
now, but it’s impossible to say whether his father’s friends would
notice the resemblance, because the few who have ever seen Daniel have
not laid eyes on him since he was a week old. When his father died, in
February 2005, he was not at the funeral that took place near Arthur
Miller’s home, in Roxbury, Connecticut. Nor was he at the public
memorial service that May, at Broadway’s Majestic Theatre, where
hundreds of admirers gathered to pay homage to his father, who was, if
not the greatest American playwright of the last century, then certainly
the most famous. In the days after his death, at the age of 89, Arthur
Miller was eulogized around the world. Newspaper obituaries and
television commentators hailed his work—including those keystones of the
American canon Death of a Salesman and The Crucible—and
recalled his many moments in the public eye: his marriage to Marilyn
Monroe; his courageous refusal, in 1956, to ‘name names’ before the
House Un-American Activities Committee; his eloquent and active
opposition to the Vietnam War; his work, as the international president
of Pen, on behalf of oppressed writers around the world. The Denver
Post called him ‘the moralist of the past American century,’ and
The New York Times extolled his ‘fierce belief in man’s
responsibility to his fellow man....’”
Vanity Fair – September 2007
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Worth considering...
from Human Dignity
and Public Bioethics
by Gilbert Meilaender
“It may be that we cannot
make good sense of an egalitarian and non-comparative understanding of
human dignity, to which our civilization has in many ways been
committed, if we abstract it entirely from the context of the religious
beliefs that formed it. That context is certainly apparent in the
Declaration of Independence, upon which Lincoln relied when making his
case, and it is worth articulating here. Suppose, as Kierkegaard puts it
in Works of Love,
there are two
artists and one of them says, ‘I have traveled much and seen much in the
world, but I have sought in vain to find a person worth painting. I have
found no face that was the perfect image of beauty to such a degree that
I could decide to sketch it; in every face I have seen one or another
little defect, and therefore I seek in vain.’ Would this be a sign that
this artist is a great artist? The other artist, however, says, ‘Well, I
do not actually profess to be an artist; I have not traveled abroad
either but stay at home with the little circle of people who are closest
to me, since I have not found one single face to be so insignificant or
so faulted that I still could not discern a more beautiful side and
discover something transfigured in it. That is why, without claiming to
be an artist, I am happy in the art I practice and find it satisfying.’
Would this not be a sign that he is indeed the artist, he who by
bringing a certain something with him found right on the spot what the
well-traveled artist did not find anywhere in the world—perhaps because
he did not bring a certain something with him! Therefore the second of
the two would be the artist.
“The truth of equal human
dignity may be, as the Declaration seems to suggest, self-evident (in
the sense that this truth shines by its own light and cannot be derived
from other more fundamental truths), but it is not obvious.
Indeed, perhaps we will see it only insofar as we ‘bring a certain
something’ with us when we look. And, for Kierkegaard, that ‘certain
something’ is very specifically the neighbor-love that Christians are
enjoined to show to every human being made in God’s image. I doubt, in
fact, that there is any way to derive a belief in the equal worth of
every human being from the ordinary distinctions in merit and excellence
that we all use in some spheres of life; it is grounded, rather, not in
our relation to each other but in our relation to God, from whom—to use
a mathematical metaphor—we are equidistant. ‘The thought of God’s
presence makes a person modest in relation to another person, because
the presence of God makes the two essentially equal....’”
Gilbert Meilaender holds
the Richard and Phyllis Duesenberg Chair in Theological Ethics at
Valparaiso University and is a member of the President’s Council on
Bioethics. This essay, which appeared in the
Summer
2007 issue of The New Atlantis, is adapted from one that will
appear in a forthcoming Council volume on human dignity. |
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