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Failure of the immune system during blood poisoning (sepsis) can be reversed by a specific sugar.

<p><strong>Bacillus Calmette-Gu&eacute;rin (BCG) is one of the world&rsquo;s oldest and most widely used vaccines. It was developed in the early 20^th century to provide protection from tuberculosis. Surprisingly, this vaccine protects not only against tuberculosis but also reduces the risk for various other infections, through a mechanism called trained immunity. A new study led by Christoph Bock and Mihai Netea found that epigenetic cell states predict whether or not an individual profits from the &ldquo;wake-up call&rdquo; to the innate immu...

What if a vaccine, given to patients just before or after arriving at the hospital, could protect them against lethal superbugs that lurk in healthcare settings?

Agnolo di Tura was a sometime shoemaker and tax collector with a yen for keeping a journal.

We are the descendants of the survivors, and our genomes show it