Studying the cells of people and genetically engineered mice, scientists say they have uncovered a potential reason why patients with Loeys-Dietz syndrome, an inherited connective tissue disorder, are especially prone to developing aneurysms at the root of the aorta.

A new study is helping solve the mystery as to why the brain shrinks in a unique pattern, known as atrophy, in chronic traumatic encephalopathy (CTE). This research provides novel evidence that cumulative repetitive head impacts are driving the specific patterns of brain degeneration found at the base of the folds of the surface of the brain, known as the cortical sulcus.

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