Oxidative stress and toxic products called isolevuglandins in mitochondria play a role in endothelial dysfunction and hypertension — and getting rid of them with a special “scavenger” molecule has therapeutic potential.

Larry (Taylor) Davis, MD, assistant professor of Radiology and Neurology, has been named section chief of Neuroradiology.

Small RNAs — short stretches of genetic material — from microbes may be playing a role in rheumatoid arthritis and other autoimmune diseases.

COVID-19 patients admitted to intensive care in the early months of the pandemic were subject to a significantly higher burden of delirium and coma than is typically found in patients with acute respiratory failure. Choice of sedative medications and curbs on family visitation played a role in increasing acute brain dysfunction for these patients.

William Russell Ries, MD, professor of Otolaryngology and Carol and John S. Odess Professor of Facial Plastic and Reconstructive Surgery in the Department of Otolaryngology at Vanderbilt University Medical Center, died Jan. 5. He was 67.

Vitamin D protection against colon cancer varies according to parathyroid hormone response, particularly among women.

An automated system using keyword searches can help identify candidates for clinical trials on adverse drug reactions.