A doctor who has specialized in sex selection at his fertility clinics in Los Angeles and New York has announced a new offering to clients: hair and eye color selection.
Dr. Jeffrey Steinberg plans to use in vitro fertilization, combined with preimplantation genetic diagnosis (PGD) to select for embryos with desirable traits. He offers an 80% probability of delivering parents' choices.
PGD was developed to help parents at high risk for genetic disorders select embryos that did not carry disease. A small amount of tissue is taken from in vitro embryos in the laboratory and tested for the disorder in question. Now that the human genome is slowly being unraveled more traits are being isolated for testability. In a market-driven reproductive medicine field such as we have in the United States, it is no surprise that non-medical uses would be found for such technology--and used for profit--sooner or later.
The process of IVF is no walk in the park (and it certainly isn't cheap). It is hard to imagine why anyone would go through it just to choose a baby's hair or eye color. PGD is also not a fool-proof procedure. It adds risk to embryo survival and its results have been known to be wrong. What Dr. Steinberg's new offering is more likely to mean is that people already undergoing IVF will be tempted to "add value" to the procedure by selecting for desired "cosmetic" traits.
In order for the idea to work, multiple viable embryos would have to be grown, allowing a choice in selection. The non-selected embryos would be left where all the other "extra" embryos created via IVF are left--frozen for later use or donation, destroyed or transferred along with the "desirable" embryos.
People like to debate the ethics of selecting for anything in reproductive medicine--even diseases and disorders. This new turn of events is likely to raise the ire of ethicists. But what I find most problematic is not the selection for certain physical features themselves, but the lack of basic education in genetics that lead people to believe that ordering up the "perfect" person is even possible. What's perfect in one climate, era and culture may be ill-suited to another. For example, while Sickle-Cell disease is crippling and life-threatening, mere carriers of the Sickle-Cell trait have a natural defense against Malaria. And you can't select for what you don't have. If there's nary a blonde in your or your partner-in-reproduction's family history, you're unlikely to have a "blonde embryo" to select when it comes to that. Ditto eye color and--alas--brain power (the genetic foundation of which is considerably murkier than hair anyway). And then of course there's the simple question, what's so great about blonde hair anyway? (Blonde hair and blue eyes are always foregrounded in these kinds of articles as the obvious choices anyone with a choice would make. I beg to differ. Children don't get more beautiful than my own black-haired, brown-eyed babes.)
Finally, I have to ask why all these resources in research, technology, people-power and hard, cold cash are being spent on something so trivial. We live in a world that desperately needs all those resources not just to cure important things like cancer, but to spread simple, low-tech but life-saving practices like vaccinations for children in poor regions. Okay, I don't have to ask. The answer is obviously profit for the doctor doing the job.
See Also:
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"I Could Have Been Octomom"
Eight Babies for the Price of One?
Nadya Suleman: A Cautionary Tale
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