The human immune system changes with age. Immune responses start to become less robust as people get older, which makes them more vulnerable to certain infections and diseases. However, immune system ...

Researchers at the University of Notre Dame and collaborators have discovered a key process in how the outer membrane of gram ...

People with chronic liver disease have dramatic changes to the types and functions of bacteria in the gut and mouth, a new study has revealed. The bacterial changes also correlate with increased ...

A new study has found that certain bacteria were associated with better memory and attention, while others were linked to an increased risk of Alzheimer's disease. The bacteria in your mouth and on ...

A low-fiber “Western diet” causes damage to the protective mucus barrier in the gut, and such damage can increase the risk of inflammation and infection. By studying the gut bacteria of people who ...

Despite the pronounced seasonality in their habitat, the bacterial community in Arctic sediments is taxonomically and functionally very stable. Researchers from Bremen, Germany, studied the ...

The bacteria in your mouth and on your tongue may be linked to changes in brain function as you age, new research suggested. The study, led by the University of Exeter, found that certain bacteria ...