"The rationale for the deal is fairly clear, " says Sol Barer, chief executive of Celgene .

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"For all of these trials, the results need to be compelling, " says Sol Barer , Celgene's president and chief operating officer.

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"The demand for our service is enormous, especially from small to medium-size businesses, " says Sol Roter, 57, who cofounded Liquid in 1999.

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