| D008213 |
Lymphocyte Activation |
Morphologic alteration of small B LYMPHOCYTES or T LYMPHOCYTES in culture into large blast-like cells able to synthesize DNA and RNA and to divide mitotically. It is induced by INTERLEUKINS; MITOGENS such as PHYTOHEMAGGLUTININS, and by specific ANTIGENS. It may also occur in vivo as in GRAFT REJECTION. |
Blast Transformation,Blastogenesis,Lymphoblast Transformation,Lymphocyte Stimulation,Lymphocyte Transformation,Transformation, Blast,Transformation, Lymphoblast,Transformation, Lymphocyte,Activation, Lymphocyte,Stimulation, Lymphocyte |
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| D009161 |
Mycobacterium |
A genus of gram-positive, aerobic bacteria. Most species are free-living in soil and water, but the major habitat for some is the diseased tissue of warm-blooded hosts. |
Mycobacteria |
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| D009169 |
Mycobacterium tuberculosis |
A species of gram-positive, aerobic bacteria that produces TUBERCULOSIS in humans, other primates, CATTLE; DOGS; and some other animals which have contact with humans. Growth tends to be in serpentine, cordlike masses in which the bacilli show a parallel orientation. |
Mycobacterium tuberculosis H37Rv |
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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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| D014374 |
Tuberculin Test |
One of several skin tests to determine past or present tuberculosis infection. A purified protein derivative of the tubercle bacilli, called tuberculin, is introduced into the skin by scratch, puncture, or interdermal injection. |
Test, Tuberculin,Tests, Tuberculin,Tuberculin Tests |
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