The Department of Biochemistry is located on the sixth floor of the University of Puerto Rico, Medical Sciences Campus Building at the Río Piedras Medical Center. Available Research Facilities include Molecular Biology, Tissue Culture Core Facilities and the Center for Environmental and Toxicological Research. Also available are the Flow Cytometry and Electron Microscopy Units, the Campus Computer Center and the Animal Laboratory Resources Center. The Institute of Neurobiology and the Caribbean Primates Center. These resources complement the facilities offered by the individual investigators in their respective laboratories.