Feb 8, 2011 – CDC Centers for Disease Control and Prevention Influenza Flu .

May 5, 2009 – Influenza viruses can change through antigenic drift, which is a process in which mutations to the virus genome produce changes in the viral .

Jan 17, 2008 – This is termed "antigenic drift". The segmented viral genome allows for a second type of antigenic variation. If two influenza viruses .

Jump to How Influenza Viruses Change: Drift and Shift‎: Influenza viruses can change in two different ways: antigenic drift and antigenic shift. .

Antigenic Drift. Both the hemagglutinin and neuraminidase proteins of the influenza virus are able to tolerate point mutations in their amino acid sequence .

Jan 14, 2011 – Join the fight against influenza! Volunteer for NIAID .

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that the 2009 pandemic H1N1 influenza virus faces extinction unless it mutates . .. potentially at its disposal include antigenic drift, antigenic shift via .

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Jul 21, 2010 – Preparing for Avian Influenza, Chapter 1: Antigenic Drift of the Novartis . the antigenic drift of the Novartis avian influenza vaccine. .

Plateau E. [Antigenic drift of a strain of influenza equi virus isolated in France during the winter of 1978-1979]. Ann Rech Vet 14:71 (1983)

'Antigenic drift in the influenza A virus (H3N2) nucleoprotein and escape from recognition by cytotoxic T lymphocytes.' on BiomedExperts.

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Antigenic shift is contrasted with antigenic drift, which is the natural .

Antigenic drift is responsible for many of the localized outbreaks of different strains of influenza, especially influenza B. .

Jump to Epidemics and Antigenic Drift‎: Drift. No antigenic shifts occurred between 1957 ("Asian") and 1968 ("Hong Kong" ). So what accounts for the .

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Influenza viruses constantly change through a process called antigenic drift. This is the random accumulation of mutations in the HA, and to a lesser extent .

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Apr 24, 1998 – Antigenic Drift is a mutation in the genetic code in the surface antigens. The mutation occurs in the Haemagglutinin (HA) and Neuraminidase .

Antigenic drift produces new virus strains that may not be recognized by antibodies to earlier influenza strains. This process works as follows: a person .

Mar 29, 2007 – Antigenic drift is the accumulation of mutations in the genetic makeup of the influenza virus. These changes usually occur in the virus's .

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Antigenic drift has been responsible for heavier-than-normal flu seasons in the past, like the outbreak of influenza H3N2 variant A/Fujian/411/2002 in the .

The results of virological and serological study of the influenza epidemic of 1976 revealed a further antigenic drift of hemagglutinin and neuraminidase in .

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Publication » Antigenic drift in swine influenza H3 haemagglutinins with implications for vaccination policy.

Influenza viruses can change in two different ways—antigenic drift and .

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One possible application is the prediction of the lethality of new Influenza A strains, which are constantly created due to antigenic drift and shift. .

Key words: Influenza virus, antigenic drift, viral pathogenesis, viral receptors , antibody specificity, vaccines. Description of Research .

Apr 22, 2011 – Influenza A has the ability to evade antibodies specific attachment protein, the hemagglutinin (HA). This “antigenic drift” is due to the .

Sep 24, 2008 – The influenza viruses contain eight segments of single-strand RNA , continually change over time through “antigenic drift” or “antigenic .

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Influenza A virus illustration. Right. Influenza virus colorized electron micrograph. Antigenicity, Antigenic Shift and Antigenic Drift in Influenza Viruses .

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Antigenic drift are small changes that occur continually over time. Antigenic shift is a major change in the influenza A viruses. .

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This is termed "antigenic drift". The segmented viral genome allows for a second type of antigenic variation. If two influenza viruses simultaneously infect .

Gene -j n epitopes on may,influenza viruses bytes author through Drift refers to change antigenic for variation by gary Necessitates annual vaccine contains .

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It will also be informative to analyze other viruses that do not undergo extensive amounts of antigenic drift, such as parainfluenza viruses, .

Jump to In influenza viruses‎: Antigenic drift has been responsible for heavier-than-normal flu seasons in the past, like the outbreak of influenza H3N2 .

The process of antigenic drift is best characterized in influenza type A viruses . The viral coats, or outer surfaces, of these viruses contain two major .

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