NEW ORLEANS, March 22 - In spite of the fact that most of the analytical chemists who hiked up and down the aisles of Pittcon 2002 here this week would be hard pressed to tell you what a proteome is, it is fair to say that proteomics made its mark on the massive scientific instrumentation convention that closes here on Friday.

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US Attorney General Jeff Sessions is considering using DNA tests to determine relatedness between adult and child migrants, the Daily Caller reports.

Bloomberg reports that Brainstorm Cell Therapeutics plans to offer a treatment it is developing under the "right to try" law for hundreds of thousands of dollars.

In Nature this week: expansion of disease-resistance genes among long-lived oak trees, and more.

In a proof-of-concept study, researchers report being able to determine age from dried bloodstains, Discover's D-brief blog reports.