Dr. Emil Kozarov and a team of researchers at the Columbia University College of Dental Medicine have identified specific bacteria that may have a key role in vascular pathogenesis, specifically atherosclerosis, or what is commonly referred to as “h…
A new study from Columbia University College of Physicians and Surgeons (P&S) and Stanford University suggests that the malfunctioning of brain cells called astrocytes may be behind the accumulation of amyloid protein in the brains of patients with Alzheimer’s disease. Alzheimer’s disease, most researchers believe, is caused when small peptides called beta-amyloid accumulate in the brain. Everyone makes these peptides at all times during their life, but in people with Alzheimer’s, either too much is made or too little is degraded or both.