Category: V

A vessel of insulating material (usually glass) that is sealed and has a vacuum sufficiently high to permit the free flow of electrons between the electrodes that extend into the tube from the outside. In England, it is called a vacuum valve.  

Formation of vacuoles.  

Possessing or containing vacuoles.  

A pointed stylus used in vaccination.  

Chronic illness, discomfort, or malaise that results from immunization.  

Producing vaccine or pert, to its production.  

An immune globulin containing vaccinia-specific antibodies. It is used for dermal complications of vaccination for smallpox (i.e., severe eczema vaccinatum and progressive vaccinia). An intravenous formulation (IV-VIG) is now being produced and tested.  

Spreading necrosis at the site of a smallpox vaccination; may be accompanied by similar necrotic areas elsewhere on the body.  

Injection of infectious organisms, particles, or antigens to produce active immunization against a disease.  

A national surveillance system for monitoring undesirable reactions to administered vaccines.