The TCBF includes a research histology laboratory that can provide routine histology services for human as well as animal tissues.   Services include preparation of paraffin-embedded blocks, paraffin-embedded slides, frozen sections, routinely stained slides, or slides with special stains. UAB Cancer Center members requesting histology services should apply via the Tissue Procurement Shared Facility (TPSF)Other investigators should apply via the Cooperative Human Tissue Network (CHTN).