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Our immune system is like a finely tuned orchestra

A few cells out of tune can lead to diseases like asthma and lupus. That’s why immunology is key to our R&D approach.

Doing more in the US

Manufacturing - male

Across the US, we employ more than 15,000 people - from our Vaccines R&D headquarters in Maryland, to our R&D Hub in Pennsylvania, and from one of our nearly 10 manufacturing sites across America, our employees and our values are at the heart of everything we do. This work starts one person, one community, and one story at a time