immunogen

any substance or organism that provokes an immune response (produces immunity) when introduced into the body ;

immunogenicity

the property of eliciting an immune response ;

immunoglobulin

a class of proteins produced in lymph tissue in vertebrates and that function as antibodies in the immune response ;

immunoglobulin a

one of the most common of the five major classes of immunoglobulins; the chief antibody in the membranes of the gastrointestinal and respiratory tracts ;

immunoglobulin d

one of the five major classes of immunoglobulins; present in blood serum in small amounts ;

immunoglobulin e

one of the five major classes of immunoglobulins; present primarily in the skin and mucous membranes ;

immunoglobulin g

one of the five major classes of immunoglobulins; the main antibody defense against bacteria ;

immunoglobulin m

one of the five major classes of immunoglobulins; involved in fighting blood infections and in triggering production of immunoglobulin G ;

immunohistochemistry

an assay that shows specific antigens in tissues by the use of markers that are either fluorescent dyes or enzymes (such as horseradish peroxidase) ;

immunologic response

a bodily defense reaction that recognizes an invading substance (an antigen: such as a virus or fungus or bacteria or transplanted organ) and produces antibodies specific against that antigen ;

immunological disorder

a disorder of the immune system ;

immunologist

a medical scientist who specializes in immunology ;

immunology

the branch of medical science that studies the body's immune system ;

immunopathology

the branch of immunology that deals with pathologies of the immune system ;

immunosuppressant

a drug that lowers the body's normal immune response ;

immunosuppression

lowering the body's normal immune response to invasion by foreign substances; can be deliberate (as in lowering the immune response to prevent rejection of a transplanted organ) or incidental (as a side effect of radiotherapy or chemotherapy for cancer) ;

immunosuppressive

a drug that lowers the body's normal immune response ;

immunosuppressive drug

a drug that lowers the body's normal immune response ;

immunosuppressor

a drug that lowers the body's normal immune response ;

immunotherapy

therapy designed to produce immunity to a disease or to enhance resistance by the immune system ;

immurement

the state of being imprisoned; "he was held in captivity until he died"; "the imprisonment of captured soldiers"; "his ignominious incarceration in the local jail"; "he practiced the immurement of his enemies in the castle dungeon" ;

immutability

the quality of being incapable of mutation; "Darwin challenged the fixity of species" ;

immutableness

the quality of being incapable of mutation; "Darwin challenged the fixity of species" ;

imo

the United Nations agency concerned with international maritime activities ;

imogene coca

United States comedienne who starred in early television shows with Sid Caesar (1908-2001) ;

imou pine

tall New Zealand timber tree ;

imp

(folklore) fairies that are somewhat mischievous ; one who is playfully mischievous ;

impact

influencing strongly; "they resented the impingement of American values on European culture" ; the violent interaction of individuals or groups entering into combat; "the armies met in the shock of battle" ; the striking of one body against another ; a forceful consequence; a strong effect; "the book had an important impact on my thinking"; "the book packs a wallop" ;

impact printer

a printer that prints by mechanical impacts ;

impacted fracture

fracture in which one broken end is wedged into the other broken end ;

impacted tooth

a disorder in which a tooth is so crowded in its socket that it cannot erupt normally ;

impaction

a sharp collision produced by striking or dashing against something ; a disorder in which a tooth is so crowded in its socket that it cannot erupt normally ; a disorder in which feces are impacted in the lower colon ; the condition of being pressed closely together and firmly fixed ;

impairer

an agent that impairs; "crops can be great impairers of the soil" ;

impairment

the act of making something futile and useless (as by routine) ; damage that results in a reduction of strength or quality ; the occurrence of a change for the worse ; the condition of being unable to perform as a consequence of physical or mental unfitness; "reading disability"; "hearing impairment" ; a symptom of reduced quality or strength ;

impala

African antelope with ridged curved horns; moves with enormous leaps ;

impala lily

South African shrub having a swollen succulent stem and bearing showy pink and white flowers after the leaves fall; popular as an ornamental in tropics ;

impalement

the act of piercing with a sharpened stake as a form of punishment or torture ;

impalpability

the quality of being intangible and not perceptible by touch ;

impartation

the transmission of information ;

impartiality

an inclination to weigh both views or opinions equally ;