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Scythian horse breeding unveiled: Lessons for animal domestication

 

A new study unveils the secrets of horse breeding by Iron Age Scythian nomads. The genomes reconstructed from 14 archaeological horses also provide important insights into the process of animal domestication, supporting changes in the neural crest development pathway as key to the emergence of common domestic traits and revealing major changes in breeding practice during the last 2,300 years.

 

Treatment improved overall survival in elderly patients with early-stage esophageal cancer

 

Elderly patients with early-stage esophageal cancer that received treatment had an increased 5-year overall survival when compared to patients who received observation with no treatment.

 

Antibiotics counteract the beneficial effect of whole grain

 

Antibiotics may impede the health properties of whole grain, especially for women, recent study demonstrates. The results emphasize the importance of maintaining a restrictive use of antibiotics.

 

Artificial intelligence shows potential to fight blindness

 

Researchers have found a way to use artificial intelligence to fight a complication of diabetes that affects the eyes.

 

Study revises the development, evolutionary origin of the vertebrate brain

 

Researchers have made the first detailed map of the regions into which the brain of one of the most closely-related organisms to the vertebrates is divided and which could give us an idea of what our ancestor was like.

 

Cystic fibrosis: Interactions between bacteria that infect lungs uncovered

 

Substances produced by a harmful bacterium in the lungs of cystic fibrosis patients may enhance the growth of other bacteria that, in turn, inhibit the harmful bacterium's biofilm, according to new research.

 

DNA from extinct humans discovered in cave sediments

 

Researchers have developed a new method to retrieve hominin DNA from cave sediments -- even in the absence of skeletal remains.

 

Intergalactic gas and ripples in the cosmic web

 

A team of astronomers has made the first measurements of small-scale ripples in primeval hydrogen gas using rare double quasars.

 

Follow-up colonoscopies associated with a significantly lower incidence of bowel cancer

 

Patients at risk of developing bowel cancer can significantly benefit from a follow-up colonoscopy, finds new research.

 

Left-handed people are more likely to have a slender face

 

Individuals with a slender lower face are about 25 percent more likely to be left-handed. This unexpected finding was identified in 13,536 individuals who participated in three national surveys conducted in the United States. This association may shed new light on the origins of left-handedness, as slender jaws have also been associated with susceptibility to tuberculosis, a disease that has shaped human evolution and which today affects 2 billion people.

 

 


 

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