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RayBiotech
RayBiotech

The Scientist

» ancient DNA and developmental biology

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image: European Roots for Native Americans?

European Roots for Native Americans?

By | October 29, 2013

An analysis of ancient DNA from a 24,000-year-old Siberian skeleton generates a new model for the original peopling of the Western Hemisphere.

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image: About Face

About Face

By | October 25, 2013

Researchers show that genetic enhancer elements likely contribute to face shape in mice.

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image: Bacterial Quid Pro Quo

Bacterial Quid Pro Quo

By | August 19, 2013

Pseudomonas aeruginosa gather swarming speed at the expense of their ability to form biofilms in an experimental evolution setup.

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image: Stem Cells Open Up Options

Stem Cells Open Up Options

By | August 13, 2013

Pluripotent cells can help regenerate tissues and maintain long life—and they may also help animals jumpstart drastically new lifestyles.

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image: Sequencing Mummies

Sequencing Mummies

By | August 1, 2013

Peek inside the South Tyrol Museum of Archaeology in Italy, where researchers are unravelling the DNA of centuries-old mummies.

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image: The Mummy Code

The Mummy Code

By | August 1, 2013

Ancient-DNA researchers have long clashed over work on Egyptian mummies, but next-gen sequencing might resolve their debates.

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image: Horse Genome Is Oldest Ever Sequenced

Horse Genome Is Oldest Ever Sequenced

By | June 26, 2013

By sequencing the genome of a 700,000-year-old horse, researchers have pushed back the time of DNA survival by almost an order of magnitude.

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image: Week in Review, June 17–21

Week in Review, June 17–21

By | June 21, 2013

On the gene patent decision; a high-res human brain model; bats’ influence on moths mating calls; toxicants threaten brain health; platelet-driven immunity

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image: Nailing Regeneration

Nailing Regeneration

By | June 12, 2013

Researchers identify the signaling program that enables finger and toenail stem cells to direct digit regeneration after amputation.

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image: Why Many Birds Don’t Have Penises

Why Many Birds Don’t Have Penises

By | June 7, 2013

In avian species, a gene induces programmed cell death during development in the area where a phallus would otherwise grow.

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