Genetics

Healthy people carry disease-causing mitochondrial DNA mutations

(Medical Xpress)—For the first time, researchers have discovered that disease-causing mutations in mitochondrial DNA (mtDNA) are common in healthy individuals, according to a Cornell study published July 7 in the Proceedings ...

Medical research

Look into the future with genetic programming

With predictive modeling techniques, it is possible to predict anything from clients' shopping habits and illnesses to a golfer's handicap. The only prerequisite is to have enough examples. In a doctoral thesis from the University ...

Genetics

New study explains evolution of duplicate genes

From time to time, living cells will accidently make an extra copy of a gene during the normal replication process. Throughout the history of life, evolution has molded some of these seemingly superfluous genes into a source ...

Diabetes

Why is type 2 diabetes an increasing problem?

Contrary to a common belief, researchers have shown that genetic regions associated with increased risk of type 2 diabetes were unlikely to have been beneficial to people at stages through human evolution.

Diseases, Conditions, Syndromes

H5N1 bird flu genes show nature can pick worrisome traits

(Medical Xpress)—In the beginning, all flu viruses came from birds. Over time, the virus evolved to adapt to other animals, including humans, as natural selection favored viruses with mutations that allowed them to more ...

Genetics

With population rise, natural laws purge nastiest genes

(Medical Xpress)—As human population grows, disease-causing genetic mutations per individual increase, but each mutation is less harmful, when compared with a population that is not growing, says a Cornell study to be published ...

Health

Evolution pushes on as European men grow taller

A new study shows that the average height of European men has increased by nearly 11cm since the 1870s. Museum human origins expert Prof Chris Stringer explains why height fluctuates over time.

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