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

Synonyms

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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 ?
Influenza pandemics result from Influenza A undergoing antigenic shift, creating a new virus capable of being transmitted between humans.
Here's where the antigenic shift comes in: If chromosomes from the two viruses recombine within infected cells in just the right formula, they can spawn a new virus with antigens that the human body may not recognize.
Antigenic shift and increased incidence of meningococcal disease.
Conditions favorable for the emergence of antigenic shift have long been thought to involve humans living in close proximity to domestic poultry and pigs.
The concept is based on identifying alternative influenza antigens that are not as susceptible to antigenic shift and drift.
Governments are now preparing contingency plans against the effects of an expected further antigenic shift.
A more drastic antigenic change, termed antigenic shift, occurs if a new HA subtype is introduced into the pool of human virus strains by reassortment of genes between animal and human strains or by direct transmission of strains from an animal reservoir to humans, as has occurred recently with strains of H5N1, H7N7, and H9N2 (1).
The need for a new vaccine was apparent (7), but early reports consistently described the disease as mild (8), and the US epidemic was over before the A2/Hong Kong virus was recognized as an antigenic shift (9,10).
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.