The late Colombian artist was known as a political firebrand but was never didactic as this London retrospective of her ...

Bravo to Armen Sarkissian, the physicist and former president of Armenia, for a succinct analogy of aligning quantum physics to the evolution of our geopolitical world (“Opinion, February 6). It ...

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Their specificity for the host is partly achieved by specific host adhesion mechanisms. As adhesins are required for the first step of colonization, they also constitute key virulence factors and have ...