Congress must take immediate action to defend our democracy and protect the American people. Tell your representatives to fight back against this blatant power grab and use any tools available to ...

You too can help ignite what’s possible when you take action on critical issues affecting people around the globe. Sign a petition — your voice matters.

"QuantiFERON has transformed latent tuberculosis testing, and we will always take the necessary legal steps to defend our proprietary technologies against infringement." This legal action follows ...