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Rare Gene Glitch a Clue to Genomics Mystery
The discovery of links between rare gene mutations and autoimmune disease could help solve one of modern medicine’s major dilemmas. Common diseases have largely resisted genomic analysis, leaving...
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Helpful Mutations Didn’t Sweep Through Early Humans
Humans probably didn’t get swept up in evolution. Scientists have favored a model of evolution in which beneficial gene mutations quickly and dramatically sweep through a population due to the...
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Mutant Fish Safely Store Toxins in Fat
Some fish in New York’s Hudson River have become resistant to several of the waterway’s more toxic pollutants. Instead of getting sick from dioxins and related compounds including some polychlorinated...
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Genetic Errors Nixed Penis Spines, Enlarged Our Brains
Geneticists have linked the physical appearance of humans to patches of DNA lost in the 5 million years since we shared a common ancestor with chimpanzees. One loss prevented men from growing penile...
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Moth Mutation Explains Classic Example of Evolution
The molecular mechanics behind a classic example of evolution that dates back to Darwin’s time may soon be revealed. As soot from coal-fired factories blackened trees and buildings in 19th-century...
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Extra Gene Copies May Trigger Some Cases of Autism
By John Timmer, Ars Technica Viewed from some perspectives, autism is a genetic disease. Studies of identical twins show that, when one sibling is affected, the other is also, with a frequency...
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