Leica Microsystems GmbH of Wetzlar, Germany, has acquired Cell Analysis Inc. of Highland Park, Ill. The latter company offers a software system that quantifies the staining in tumor cells to enable pathologists to make precise diagnoses. Leica Microsystems’ Biosystems Div. intends to adapt the imaging software to its product portfolio. The software is used with a microscope in the histopathological work flow following advanced staining.