What if you could know your all about your baby's DNA before birth? All without any invasive or risky testing. This incredible procedure was done for the first time with over 90 percent accuracy by researchers at the University of Washington. They took a blood sample from mom and the saliva from dad and put together a near-total genome sequence of the fetus, possibly making thousands of genetic diseases known before baby is born. With more research and cost cutting, this could mean no more need for amniocentesis or chorionic villus sampling.
But it also raises a lot of ethical questions. If this becomes an easy test, would this change more parents' decision to have a baby with a potential genetic disease? Would this open the door to genetically modified babies? I'm a bit worried about what this all could mean.
Of course, it really depends on what you believe. But with this DNA construction, the testing could be done at 8 weeks gestation, opposed to 16 weeks when women can get an amnio. Earlier detection, more time to prepare? Or choose another route? It's still not feasible for most though as currently this new procedure is not only extremely expensive -- $50,000 -- but the results take a month to receive. Still, they are in the early stages of development with hopes of a faster turnaround and for a price that most can afford.
If I'm looking on the bright side, perhaps it could help give more insight into genetic diseases and lead to positive outcomes. But what if it enables some to go beyond selectively aborting a fetus because of a genetic defect. What if people want a designer child, say a boy with blond hair, and the testing reveals that it was a girl with brown hair, would this make people abort the fetus in order to try again to create their "perfect" baby. Further down the road, if more medical advancements were made, could this lead to researchers being able to genetically modify fetuses?
There was once a time when the Internet didn't exist. So we can't think something like this couldn't happen. I'm not sure how to feel. Scared. Happy. Concerned.
One of the comments on the CNN article on the topic made me think. "winema" said: "Having a handicap child would probably prevent them from having more children, so we are actually saving lives of the fetus siblings. Also parents who have genetic disorders now are very likely to remain childless, because they afraid that child will inherit their condition, but with this technology we give them hope, so they can try to have a healthy child. So again, we are saving healthy child life by telling parents if he has genetic problem or not."
Isn't our current genetic testing enough? Do we need to know every possibility beforehand? Could we go overboard with the information? What if it says your child may have a heart condition at some point, would that change a parent's mind into not wanting that child? Even if it's something that may not happen? Even if it's something that can be treated?
In our hearts as parents, we know what we can or can't handle. And the decision to have a baby is a big one, whether or not that child is healthy or not. We make our decisions based on that. At least I'd like to think so.
But where is the line drawn? It definitely gives us a lot to think about it. There are more questions than answers.
Is this procedure something to fear or a positive step for potential prevention? Would you want to get this type of testing done during pregnancy?
Image via Spec-ta-cles/Flickr


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Comments 49
Have you all heard of sex selective abortion? People get abortions for any reason these days. It doesn't matter if there is anything wrong with the baby or not. Sick world!
I can easily imagine what it will lead to. The world's going to be a very different place 50 years from now. It may be illegal to have a disabled child. The insurance companies have waged wars against smokers and the obese, what if they did the same thing against genetic abnormalites and those with potential to develop certain disease. Its not a sane or ethical world and injecting this kind of knowledge and power into it will be disastrous. Just look at what zizzler has to say.
Wait...you're afraid of a test that's brand-new but similar to ones we already do, and could help in the prevention of many fatal and non-fatal defects....because of HYPOTHETICAL ramifications? What the hell? You're totally overreaching. Even if scientists have plotted the fetus genome, there isn't much of any way they can predict how genes are going to express themselves in things such as eye color or hair color---these features are polygenic, and as everyone can atest to, can change over time. Ditto with knowing how severe a disability is--there is no way of telling how these genes will express themselves over a lifetime. This is a genetic test, not a freaking tarot card reading.
And though I'm not into eugenics in any shape or form, I CAN acknowledge the quality of this test for future generations. To be able to detect and prevent developmental disorders, genetic disorders, etc. could eventually lead to an extinction of said disorders and a wealth of knowledge about how to treat and possibly cure other disorders that aren't immediately diagnosable--i.e. Huntingon's disease, breast cancer, heart diease, etc.. And I don't know about anyone else, but this goes DOUBLE for disorders with a 100% mortality rate--certain Trisomies, anencephaly, etc. I am all for scientific advancements that would allow us to prevent the suffering of children.
I think this a wonderful step in technology and fetal testing. I'm looking at it from a perspective of an older sister of a mentally handicapped little sister. All of her problems-including her MR- could have been prevented if doctors would have had the testing capabilities or the insight to see that her aeorta was wrapped twice around her trachea. She would be completely "normal" more than likely if doctors could have fixed it before she grew to the point her aeorta more or less strangled her of the oxygen her brain needed to function normally. With these two tests and research methods we can save not only millions of lives but possibly save the quality of life of millions too!
I completely agree with the abortion of all those who have several birth defects so the gene pool will not be affected. Remember, thousands of years ago it was a costume to kill babies who were born with defects. We need to do the same.
I am all for testing , if my baby is not going to live after being born.