Serologicals last week named Michael Monko as vice president of sales for its research products segment. Monko previously spent 20 years in various sales positions at Invitrogen. He most recently served as Invitrogen's senior director of sales force effectiveness. He holds an MBA from Babson College and a BS in biochemistry from the University of New Hampshire. Monko will be based in Serologicals' Temecula, Calif., office.