Experimental Tissue Resource Home Experimental Tissue Resource Experimental Tissue Resource The Experimental Tissue Resource (ETR) facilitates fresh, frozen, and FFPE human tissue and body fluids procurement and distribution, performs human and animal tissue histology, immunohistochemistry and digital pathology services and performs interpretive histopathology and animal models consultations. ETR Leadership Robert Edwards, MD, PhD Co-Director, Experimental Tissue Resource Wendy Cozen, DO, MPH Deputy Associate Director, Population Science & Cancer Control Co-Director, Experimental Tissue Resource Delia Tifrea, MBA Manager, Experimental Tissue Resource Request Services Click Here for ETR iLab iLab User Guide Click Here to Download Learn More about ETR Services Click Here