Anthrax immunization: A series of six injections over a 6-month period, followed by annual booster shots, given to military personnel and others (including veterinarians who work with large animals) who are at high risk of anthrax exposure.
- Anthrax toxin
Anthrax toxin: The toxic substance secreted by the bacterium Bacillus anthracis, the cause of the disease anthrax.
Anti-: Prefix generally meaning “against, opposite or opposing, and contrary.” In medicine, anti- often connotes “counteracting or effective against” as in antibacterial, anti-infective, and antiviral. Sometimes medical terms containing anti- take on new meanings as has occurred with antibiotic and antibody. As a prefix, anti- may be shortened to ant- as in antacid. “Anti” is […]
- Anti-angiogenesis drugs
Anti-angiogenesis drugs: These drugs, halt the process of developing new blood vessels (angiogenesis). For example, the drug bevacizumab (brand name Avastin), and antibody against vascular endothelial growth factor (VEGF), is used to treat cancer, and also to treat macular degeneration in the eye.
Anti-infective: An agent that is capable of acting against infection, either by inhibiting the spread of an infectious agent or by killing the infectious agent outright.
- Anti-platelet agents
Anti-platelet agents: Medications that, like aspirin, reduce the tendency of platelets in the blood to clump and cause clotting.