Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. A sterile liquid containing proteins extracted from cultures of tubercle bacilli and used in tests for tuberculosis.
Century Dictionary and Cyclopedia
- n. A liquid prepared by Koch (first in 1890) from cultures of tubercle-bacillus, administered by hypodermic injection in tuberculosis as a therapeutic or diagnostic measure. Also called Koch′ s lymph, Koch's specific, and paratoloid.
- n. A ptomaïne formed by the action of the tubercle-bacillus.
Wiktionary
- n. An antigen used in the diagnosis of tuberculosis
GNU Webster's 1913
- n. A fluid containing the products formed by the growth of the tubercle bacillus in a suitable culture medium.
WordNet 3.0
- n. a sterile liquid containing a purified protein derivative of the tuberculosis bacterium; used in the diagnosis of tuberculosis
Etymologies
- Latin tūberculum, tubercle; see tubercle + -in. (American Heritage® Dictionary of the English Language, Fourth Edition)
Examples
“Mantoux expanded upon Pirquet's ideas and the Mantoux test, in which tuberculin is injected under the skin, became a diagnostic test for tuberculosis in 1907.”
“Koch bacillus produces preparatory substances which are not to be found in tuberculin.”
“There is also a substance called tuberculin, which, when injected under the skin in suspected cases of consumption causes a rise of temperature in persons suffering from the disease, but has no effect on the healthy.”
“[85] This test is made by injecting into the animal a small quantity of tuberculin, which is a sterilized glycerin extract of cultures of the tubercle bacillus.”
Outlines of Dairy Bacteriology, 8th edition A Concise Manual for the Use of Students in Dairying
“To administer a skin test, a health care worker uses a small needle to put some testing material, called tuberculin, just under the skin on the lower inside part of the arm.”
“This involves the injection of a small amount of fluid (called tuberculin) into the skin in the lower part of the arm.”
“Some of these products, such as tuberculin and malein, enable the owner to rid his herds of tubercular cows and glandered horses before these diseases have become far enough advanced to be recognized by the visible symptoms alone.”
“Actually, he tried tuberculin first, but tuberculosis, while perhaps preferable to general paresis, is still a pretty devastating disease.”
“Gruber C, Kulig M, Bergmann R, et al. Delayed hypersensitivity to tuberculin, total immunoglobulin E, specific sensitization, and atopic manifestations in longitudinally followed early Bacille Calmette-Guerin-vaccinated and nonvaccinated children.”
“They tested Mapendo for recent exposure to tuberculosis by injecting a tiny amount of a reagent, tuberculin, in her upper eyelid — a standard TB screening tests for primates.”
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