Consolidation in diagnostics continues apace, with Diasorin SpA set to take over Luminex Corp. in an all-cash deal that values the multiplex diagnostics and molecular testing specialist at $1.8 billion. At $37 per share, the price is a 23% premium to the Luminex (NASDAQ:LMNX) share price on Feb. 23, which is when rumors of the acquisition began to circulate, and 12% above the close last Friday, April 8.