ViroStat Inc, Portland, Maine, has released a set of mouse monoclonal antibodies to E. histolytica. The new antibodies function in enzyme-linked immunosorbent assays and lateral-flow applications. E. histolytica is an anaerobic parasite that causes amoebic dysentery. It infects humans and other primates via the fecal-oral route. Symptoms include abdominal pain, bloody diarrhea, and weight loss. It can result in intestinal lesions and liver abscess. Each vial contains 1.0 mL. It contains no stabilizing proteins and should be stored at 2–8°C until ready for use. For more information, visit ViroStat.