Alzheimer's disease & dementia

New study links gum disease to buildup of Alzheimer's plaque formation

Although most people don't associate oral disease with serious health problems, increasing evidence shows that oral bacteria play a significant role in systemic diseases like colon cancer and heart disease. Now, new research ...

Immunology

Engineered bacteria find tumors, then alert immune cells

Combining discoveries in cancer immunology with sophisticated genetic engineering, Columbia University researchers have created a sort of "bacterial suicide squad" that targets tumors, attracting the host's own immune cells ...

Neuroscience

How bacteria invade the brain

A new study led by researchers at Harvard Medical School details the step-by-step cascade that allows bacteria to break through the brain's protective layers—the meninges—and cause brain infection, or meningitis, a highly ...

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