The suspected pneumonic plague case in Russia has put plague back in the global spotlight. But plague is not one single ...

When it comes to bacterial infections, bacterial meningitis may not be the most common one, but it is certainly among the most serious. "The most worrisome part of bacterial meningitis is the ...

Multiple sclerosis is a disease that results when the immune system mistakenly attacks the brain and spinal cord. It affects nearly one million people in the U.S. and over 2.8 million worldwide. While ...

A large-scale analysis of 455,530 infection patients shows that routine blood count parameters form distinct site-associated ...

In a new study, researchers show how a gut bacterium called Enterococcus gallinarum can travel outside of the gastrointestinal system and trigger an autoimmune response. Bacteria in the gut have been ...

Escherichia coli (E. coli), a type of bacteria commonly found in the human gut, could spread as quickly as swine flu, new research suggests. For the first time, researchers at the Wellcome Sanger ...

Bacteria in the gut have been implicated in autoimmune diseases, like lupus, that don't primarily affect the gastrointestinal system. But how those bacteria affect the human immune system remains ...

Researchers have identified a new way to fight infections like Lyme disease and syphilis by disrupting the bacteria's "motor," preventing it from spreading through the body. The findings could have ...

Add Yahoo as a preferred source to see more of our stories on Google. The myelin sheaths insulating neurons are damaged in multiple sclerosis. Steve Gschmeissner/Science Photo Library/Brand X Pictures ...