AstraZeneca has a portfolio of products for major disease areas including cancer, cardiovascular, gastrointestinal, infection, neuroscience, respiratory and inflammation.[5] The company was founded in 1999 through the merger of the Sweden-based Astra AB and the UK-based Zeneca Group[6][7] (itself formed by the demerger of the pharmaceutical operations of Imperial Chemical Industries in 1993). It has made numerous corporate acquisitions, including of Cambridge Antibody Technology (in 2006), MedImmune (in 2007), and Spirogen (in 2013).