Monthly Archives: September 2008

Your genome, your choice: a buyer’s checklist for genetic tests

Scientists at deCODE genetics' Genetic Service Facility lab in Iceland

Scientists at deCODE genetics Genetic Service Facility lab in Iceland

The number of companies offering genetic tests to the public is large and growing. But there are vast and very real differences in the quality, purpose and price of testing services out there. So how do you tell the difference between them? And how do you decide which to use?

Knowing what you want

First and foremost, you need to think about what sort of information you hope to gain from your genome and how accurate you want the results to be. Are you taking the test only for fun, perhaps hoping to talk about your results on Facebook? Read More »

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deCODE and Radboud University discover common variants in the human genome conferring risk of bladder cancer

Urinary bladder cancer is something many people have never heard of. But it is the sixth most common form of cancer in the United States, and its environmental risk factors include exposure to toxic chemicals, including some used in industrial processing as well as cigarette smoke. Genetic factors also play a role and may help to elucidate how bladder cancer starts and develops.

Today, deCODE’s cancer group and colleagues at Radboud University in the Netherlands report the discovery of two single letter variants (commonly referred to as SNPs) in the human genome that confer increased risk of bladder cancer. Both are common, and 20 percent of people of European descent carry two copies of the highest impact SNP, located on chromosome 8q24. That puts them at about 50 percent higher likelihood of developing bladder cancer than people who do not carry the variant.

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Not all genetic tests are created equal

Here are a few thoughts on Nic Fleming’s piece on personal genome scans, of which one was our own, deCODEme:

Our genomes are all remarkably similar. And so it is the differences that are most interesting and important, and that make us who we are.

The same can be said of genetic testing services. We at deCODE were not at all surprised that Mr. Fleming found that he got some varying results from the three genome scans that he tried. Indeed we would be surprised (and more than a little dismayed) if he hadn’t. Analyzing the genome - accurately detecting which genetic markers individuals have at specific points in the genome, and correlating these variations with risk of a range of common diseases - has been our bread and butter for well over a decade. Read More »

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A hypocondriac meets deCODEme and comes out eating apples

A hypocondriac meets deCODEme and comes out eating apples, by Edward Weinman

By Edward Weinman

With a simple swab from the inside of your cheek, deCODE genetics can scan your DNA, map your markers and assess your risk of developing 29 common diseases. Edward Weinman, self-described hypochondriac, wonders if he should look too closely at his possible future.

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