New genes on "deteriorating" Y chromosome

The Y chromosome, which is found only in males, is difficult to decode even with the latest sequencing technologies. Among evolutionary biologists, the question as to which genes lie on the male sex chromosome and where they ...

Viral vectors travel longer distances than previously thought

Gene transfer is seen as a hopeful therapy for Alzheimer's and Parkinson's patients. The approach involves using harmless laboratory-produced viruses to introduce important genes into the brain cells. In a study on mice, ...

A genomic take on geobiology

Scientists know that atmospheric oxygen irreversibly accumulated on Earth around 2.3 billion years ago, at a time known as the Great Oxidation Event, or GOE. Prior to that time all life was microbial, and most, if not all, ...

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