| D007114 |
Immunization |
Deliberate stimulation of the host's immune response. ACTIVE IMMUNIZATION involves administration of ANTIGENS or IMMUNOLOGIC ADJUVANTS. PASSIVE IMMUNIZATION involves administration of IMMUNE SERA or LYMPHOCYTES or their extracts (e.g., transfer factor, immune RNA) or transplantation of immunocompetent cell producing tissue (thymus or bone marrow). |
Immunologic Stimulation,Immunostimulation,Sensitization, Immunologic,Variolation,Immunologic Sensitization,Immunological Stimulation,Sensitization, Immunological,Stimulation, Immunologic,Immunizations,Immunological Sensitization,Immunological Sensitizations,Immunological Stimulations,Sensitizations, Immunological,Stimulation, Immunological,Stimulations, Immunological,Variolations |
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| D007303 |
Insect Vectors |
Insects that transmit infective organisms from one host to another or from an inanimate reservoir to an animate host. |
Insect Vector,Vector, Insect,Vectors, Insect |
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| D009033 |
Culicidae |
A family of the order DIPTERA that comprises the mosquitoes. The larval stages are aquatic, and the adults can be recognized by the characteristic WINGS, ANIMAL venation, the scales along the wing veins, and the long proboscis. Many species are of particular medical importance. |
Mosquitoes,Mosquitos,Mosquito |
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| D009500 |
Neutralization Tests |
The measurement of infection-blocking titer of ANTISERA by testing a series of dilutions for a given virus-antiserum interaction end-point, which is generally the dilution at which tissue cultures inoculated with the serum-virus mixtures demonstrate cytopathology (CPE) or the dilution at which 50% of test animals injected with serum-virus mixtures show infectivity (ID50) or die (LD50). |
Neutralization Test,Test, Neutralization,Tests, Neutralization |
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| D001769 |
Blood |
The body fluid that circulates in the vascular system (BLOOD VESSELS). Whole blood includes PLASMA and BLOOD CELLS. |
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| D003168 |
Complement Fixation Tests |
Serologic tests based on inactivation of complement by the antigen-antibody complex (stage 1). Binding of free complement can be visualized by addition of a second antigen-antibody system such as red cells and appropriate red cell antibody (hemolysin) requiring complement for its completion (stage 2). Failure of the red cells to lyse indicates that a specific antigen-antibody reaction has taken place in stage 1. If red cells lyse, free complement is present indicating no antigen-antibody reaction occurred in stage 1. |
Complement Absorption Test, Conglutinating,Conglutination Reaction,Conglutinating Complement Absorption Test,Complement Fixation Test,Conglutination Reactions,Fixation Test, Complement,Fixation Tests, Complement,Reaction, Conglutination,Reactions, Conglutination,Test, Complement Fixation,Tests, Complement Fixation |
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| D003429 |
Cross Reactions |
Serological reactions in which an antiserum against one antigen reacts with a non-identical but closely related antigen. |
Cross Reaction,Reaction, Cross,Reactions, Cross |
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| D004666 |
Encephalitis Virus, Venezuelan Equine |
A species of ALPHAVIRUS that is the etiologic agent of encephalomyelitis in humans and equines. It is seen most commonly in parts of Central and South America. |
Encephalomyelitis Virus, Venezuelan Equine,Encephalitis Viruses, Venezuelan Equine,Venezuelan Equine Encephalitis Viruses,Venezuelan equine encephalitis virus,Virus, Venezuelan Equine Encephalitis,Viruses, Venezuelan Equine Encephalitis |
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| D004668 |
Encephalitis Viruses |
A collection of single-stranded RNA viruses scattered across the Bunyaviridae, Flaviviridae, and Togaviridae families whose common property is the ability to induce encephalitic conditions in infected hosts. |
Encephalitis Virus,Virus, Encephalitis,Viruses, Encephalitis |
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| D004671 |
Encephalitis, Arbovirus |
Infections of the brain caused by arthropod-borne viruses (i.e., arboviruses) primarily from the families TOGAVIRIDAE; FLAVIVIRIDAE; BUNYAVIRIDAE; REOVIRIDAE; and RHABDOVIRIDAE. Life cycles of these viruses are characterized by ZOONOSES, with birds and lower mammals serving as intermediate hosts. The virus is transmitted to humans by the bite of mosquitoes (CULICIDAE) or TICKS. Clinical manifestations include fever, headache, alterations of mentation, focal neurologic deficits, and COMA. (From Clin Microbiol Rev 1994 Jan;7(1):89-116; Walton, Brain's Diseases of the Nervous System, 10th ed, p321) |
Arthropod-Borne Encephalitis,Australian Encephalitis,Encephalitis, Epidemic,Mosquito-Borne Encephalitis,Murray Valley Encephalitis,Arboviral Encephalitis,Arthropod-Borne Viral Encephalitis,Encephalitis, Arthropod-Borne,Encephalitis, Mosquito-Borne,Epidemic Encephalitis,Viral Encephalitis, Arthropod-Borne,Arboviral Encephalitides,Arbovirus Encephalitides,Arbovirus Encephalitis,Arthropod Borne Encephalitis,Arthropod Borne Viral Encephalitis,Arthropod-Borne Encephalitides,Arthropod-Borne Viral Encephalitides,Encephalitis, Arboviral,Encephalitis, Arthropod Borne,Encephalitis, Arthropod-Borne Viral,Encephalitis, Australian,Encephalitis, Mosquito Borne,Encephalitis, Murray Valley,Epidemic Encephalitides,Mosquito Borne Encephalitis,Mosquito-Borne Encephalitides,Valley Encephalitis, Murray,Viral Encephalitis, Arthropod Borne |
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