shift

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Related to antigenic shift: Antigenic drift
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Synonyms for shift

Synonyms for shift

to give up in return for something else

to leave or discard for another

Synonyms

to alter the settled state or position of

to go or cause to go from one place to another

to change the direction or course of

to progress or perform adequately, especially in difficult circumstances

a limited, often assigned period of activity, duty, or opportunity

something used temporarily or reluctantly when other means are not available

an often sudden change or departure, as in a trend

a change in normal place or position

the process or an instance of passing from one form, state, or stage to another

Synonyms for shift

an event in which something is displaced without rotation

the act of changing one thing or position for another

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the act of moving from one place to another

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(geology) a crack in the earth's crust resulting from the displacement of one side with respect to the other

the key on the typewriter keyboard that shifts from lower-case letters to upper-case letters

Synonyms

a woman's sleeveless undergarment

a loose-fitting dress hanging straight from the shoulders without a waist

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make a shift in or exchange of

change place or direction

move very slightly

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move from one setting or context to another

change in quality

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move and exchange for another

move sideways or in an unsteady way

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move abruptly

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use a shift key on a keyboard

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change phonetically as part of a systematic historical change

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change gears

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References in periodicals archive ?
Issues addressed included the growing body of evidence linking the origin of antigenic shift to animal reservoirs of influenza viruses (24), the questionable validity of predictable patterns of pandemic periodicity, and the appropriate classification of the 1947 strain (25).
No precedent existed for defining a pandemic strain or distinguishing antigenic shift (a complete change) from antigenic drift (point mutations resulting in accumulated amino acid changes).
Protection Against Antigenic Drift and Antigenic Shift
Antigenic shift occurs when there is exchange of genetic material between flu virus subtypes, creating an entirely new and potentially pandemic viral strain.
Francis died in 1969 and did not live to know the full explanations for antigenic shift through reassortment of gene segments from 2 parent viruses or antigenic drift through mutation.
In the 20th century, the sudden emergence of autigenically different strains transmissible in humans, termed antigenic shift, has occurred on four occasions, each time resulting in a pandemic.
Influenza vaccine--outmaneuvering antigenic shift and drift.
Similarly, pandemic strains of influenza developed through an antigenic shift from avian influenza A viruses.
Surveillance of circulating viruses is increasing and flu vaccination has entered the mainstream, but epidemics are still frequent and strains arising from antigenic shift keep the next flu pandemic just around the corner.
DNA polymorphism analysis of prn and ptxS1 has previously been used as a typing method for detecting antigenic shifts (2,3,8).
Our results suggest that ptxS1 is not a useful marker in outbreaks to detect antigenic shifts.