sentences:  In 2001, the Applied Biosystems division of Applera reached revenues of US$1.6 billion, and developed a new workstation instrument specifically for the new field of proteomics, which had become Celera's new core business focus, as it shifted away from gene discovery.The instrument analyzed 1,000 protein samples per hour.On April 22, 2002, the Celera Genomics Group announced its decision to shift the role of marketing data from its genetic database over to its sister company, the Applied Biosystems Group.