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Archive for September 8th, 2017

Blindness study shows how gene causes middle-age sight loss

Chemical changes in the eye that can lead to blindness have been identified by scientists. Their findings aid understanding of a genetic condition that causes sight loss for one in 3,000 people in the UK. Scientists examined how changes in a gene known as RPGR damage eye cells to cause a disorder known as X-linked [...]

Genes can explain preterm birth

Six genetic variables can explain the length of pregnancy and preterm delivery, according to a major international study. The results have been confirmed by an analysis of genetic data from Nordic women. This is the first major study of hereditary factors related to pregnancy length and preterm delivery, defined as before the 37th week of [...]

Can height increase risk for blood clots in veins?

The taller you are, the more likely you may be to develop blood clots in the veins, according to new research in the American Heart Association journal Circulation: Cardiovascular Genetics. In a study of more than two million Swedish siblings, researchers found that the risk of venous thromboembolism – a type of blood clot that [...]

The colon of patients with IBS reacts differently to bacteria

The intestinal barrier of patients with the gastrointestinal disease IBS allows bacteria to pass more freely than in healthy people, according to a study led by researchers at Linköping University in Sweden. The study, published in the scientific journal Gastroenterology, is the first to investigate IBS using living bacteria. IBS, or irritable bowel syndrome, disturbs [...]

Rethinking serotonin could lead to a shift in psychiatric care

A better understanding of how a key chemical messenger acts in the brain could lead to a radical shift in psychiatric care, according to a new research paper. Serotonin is a neurotransmitter which helps brain cells communicate with one another, playing important roles in stabilising mood and regulating stress. Despite its importance, current models to [...]