disease

September 27, 2024

New early changes identified in the brains of people at risk for Alzheimer's

Analysis of brain activity and a specific marker in the blood can help detect these early alterations in individuals without symptoms. The study included 76 participants without cognitive impairment, of whom 54 had a family history of the disease.
25 March, 2024

The bacteria that cause tuberculosis have evolved to use vitamin B12 from those infected to successfully develop the disease.

The journal Nature Communications reports the finding of researchers from the University of Zaragoza and the Aragón Health Research Institute, which demonstrates a direct relationship between tuberculosis and optimal levels of vitamin B12.