https://www.cidrap.umn.edu/influenza-vaccines/who-s-assessment-shows- improved-flu-vaccines-could-save-6-million-lives
The problem is that these improved vaccines do not exist, and the
current vaccine missed the K strain and is not expected to be very
effective against the flu in the current flu season.
If we had better vaccines that could be effective against a wide range
of influenza strains they estimate that it could save 6 million lives by 2050.-a mRNA vaccines were found to be more effective than the standard vaccine last season because last year they also missed one of the
influenza strains infecting people in the standard vaccine.-a mRNA
vaccines are not what WHO needs.-a They need a vaccine against highly conserved sequences within the influenza virus genome that can produce antigens for the immune response to detect.-a Just any highly conserved amino acid sequence will not do.-a If the sequence is internal in the protein and not accessible to antibodies, it has to be made into a detectable antigen by the human immune response that chops up foreign proteins into peptides that can be detected.
The major H and N antigens are highly variable in sequence and have
evolved to evade our immune response.-a About the best that we can do is make mRNA vaccines to the viral sequence that is currently infecting the population.
Ron Okimoto
https://www.cidrap.umn.edu/influenza-vaccines/who-s-assessment-shows- improved-flu-vaccines-could-save-6-million-lives
The problem is that these improved vaccines do not exist, and the
current vaccine missed the K strain and is not expected to be very
effective against the flu in the current flu season.
If we had better vaccines that could be effective against a wide range
of influenza strains they estimate that it could save 6 million lives by 2050.-a mRNA vaccines were found to be more effective than the standard vaccine last season because last year they also missed one of the
influenza strains infecting people in the standard vaccine.-a mRNA
vaccines are not what WHO needs.-a They need a vaccine against highly conserved sequences within the influenza virus genome that can produce antigens for the immune response to detect.-a Just any highly conserved amino acid sequence will not do.-a If the sequence is internal in the protein and not accessible to antibodies, it has to be made into a detectable antigen by the human immune response that chops up foreign proteins into peptides that can be detected.
The major H and N antigens are highly variable in sequence and have
evolved to evade our immune response.-a About the best that we can do is make mRNA vaccines to the viral sequence that is currently infecting the population.
Ron Okimoto
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