NaviCyte Inc specialized in drug selection through its in-vitro screening capability and PK-Informatics tools. Per a transaction published in late November 1998, in a stcok-cash deal, NaviCyte became a wholly-owned subsidiary of Trega Biosciences, Inc. (Nasdaq: TRGA) and was expected to relocate its operations from Sparks, Nevada, to Trega's facility in San Diego