Explainer: What is a gene?

There's a very confusing exchange in Lewis Carroll's Through the Looking Glass: "When I use a word," Humpty Dumpty said, in rather a scornful tone, "it means just what I choose it to mean—neither more nor less."

New culturing tool reveals a full genome from single cells

(Phys.org) —A new technique for genetic analysis, "gel microdroplets," helps scientists generate complete genomes from a single cell, thus opening the door to understanding the complex interrelationships of bacteria, viruses ...

Whole-genome sequence of the fruit fly Drosophila mauritiana

In the twentieth century the sequencing of an entire genome of a higher (eukaryotic) organism was a truly exceptional event – by the end of the year 2000, only four such sequences were available. Since then, technological ...

Computers 'taught' to ID regulating gene sequences

Johns Hopkins researchers have succeeded in teaching computers how to identify commonalities in DNA sequences known to regulate gene activity, and to then use those commonalities to predict other regulatory regions throughout ...

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