| 单词 | active immunity |
| 例句 | The production of antibodies by plasma cells in response to an antigen is called active immunity and describes the host’s active response of the immune system to an infection or to a vaccination. Concepts of Biology 2013-04-25T00:00:00Z Antibodies produced in the mother’s body are passed to the infant via active immunity through breast milk. Biology for AP Courses 2022-06-09T00:00:00Z Naturally acquired active immunity, the response to a pathogen, is the focus of this chapter. Anatomy and Physiology 2013-06-19T00:00:00Z Dr. Charles Chiu, a professor of infectious diseases at the University of California–San Francisco, pointed Salon to three specific ones: passive immunity, neutralizing antibody immunity, and active immunity. How a misconception about coronavirus immunity is causing thousand of needless deaths 2020-10-29T04:00:00Z The judges have received retro active immunity from prosecution for accepting money that was not authorized by LAW. After Christopher Dorner, What Next for the LAPD? 2013-02-15T22:50:23Z An active immunity is thus induced in susceptible animals which lasts until the danger from exposure to the disease is over. Special Report on Diseases of Cattle In the first—active immunity—a reaction or series of reactions is produced in the body of the animal, usually by injections of bacteria or their products. Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy" Artificially acquired active immunity involves the use of vaccines. Anatomy and Physiology 2013-06-19T00:00:00Z Then, there's "active immunity," which is another type of immune response that's mediated by another type of white blood cells, T cells. How a misconception about coronavirus immunity is causing thousand of needless deaths 2020-10-29T04:00:00Z Of the chief methods used in producing active immunity the first is by inoculation with bacteria whose virulence has been diminished, i.e. with an "attenuated virus." Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy" Variations in chemiotaxis towards different organisms probably depend in natural conditions, as well as in active immunity, upon the opsonic content of the serum. Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy" The methods of active immunity have been practically applied in preventive inoculation against disease; those of passive immunity have given us serum therapeutics. Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy" We have no distinct proof that there occurs in active immunity any education of the phagocytes, in Metchnikoff's sense, that is, any increase of the inherent ingestive or digestive activity of these cells. Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy" The increased ingestion of bacteria in active immunity would seem to depend upon the presence of immune opsonins in the serum. Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 2 "Baconthorpe" to "Bankruptcy" |
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