My Genome is in a Tube of Spit?

Spit has DNA? Well, not exactly. Spit has cells in it, and the cells have DNA. For everything except bacteria (and some other types of single-celled organisms), DNA is wound up tightly inside a cellular structure called the “nucleus”. It’s actually pretty amazing how well it’s packed - the DNA of a ...

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Colonists and Colon Cancer

When Mr. and Mrs. George Fry arrived in the New World nearly four centuries ago, they brought with them not just dreams of a better life, but a curse – a genetic mutation that has caused thousands of their descendants to develop cancer. Scientists reported on Wednesday that they had tracked a mutation that ...

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Breakthrough of the Year

A certain provider of personal genetic information is mentioned in Science magazine's Breakthrough of the Year article, published in the Dec. 21 issue. The journal bestowed 2007 BotY honors on "Human Genetic Variation," especially the genome-wide association studies that have linked dozens of diseases and ...

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Party Till You Spit

A Spit Party is kind of like a Tupperware Party, only the plastic containers are smaller and they're not for leftovers. 23andMe held the first one a few days after our launch in November, and we're gearing up for many more in 2008. What happens at a Spit Party? So glad you asked. There's mingling, of ...

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Risky Business

People often talk about genes as if they were directly related to specific diseases, as in “the breast cancer gene” or “the gene for alcoholism.” But the fact of the matter is that genes aren’t so simple. They tend to work together in intricate networks, so any one gene’s function only contributes a small ...

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