A study from McGill University's Morris Schweitzer found that three SNPs found in diseased tissue from abdominal aortic aneurysm patients were not present in blood samples from the same patients, reports The Scientist. Schweitzer's group also tested aortic and blood samples from healthy people and saw the same inconsistency. Because of these differences, genome-wide association studies may be missing out by focusing on what's in blood samples.

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In its survey of US adults, the Pew Research Center finds that views on the genetic engineering of animals depend on why it's done.

York University researchers find genomic evidence of inbreeding in the yellow-banded bumblebee, according to Reuters.

The Scientist reports agricultural researchers are working on a gene-stacking tool.

In Nature this week: statistical method for overcoming case-control imbalance issues, and more.