Jilab Inc excels in Ultrarapid immunohistochemistry on frozen sections. The company's main products are Cytonel-Plus™ and Cytonel-19™ Ultrarapid IHC kits (see www.cytonel.com), which are used in the detection of metastatic breast cancer cells in frozen sections. The kits are based on peroxidase-labelled monoclonal antibodies, which pinpoint metastatic carcinoma cells (micro and macrometastases) in tissue sections. The procedure is simple and and takes only ~6 min to perform.