Health agencies suggest people in risk groups, such as pregnant women, get vaccinated
against seasonal flu
This was less likely to happen in young children and infants, with few or no antibodies
against seasonal flu strains, says Polack.
Their study shows that the drugs are all but useless in the yearly battle
against seasonal flu, while further deflating hopes they might be used to fight a pandemic.
Not exact matches
After its latest battle with H1N1, a U.S. Centers for Disease Control and Prevention committee recommended in February that everyone six months and older get the annual vaccine, a step that should improve immunity
against future pandemics as well as
seasonal cycles of the
flu.
A vaccine that can eliminate
seasonal flu shots and provide protection
against pandemics?
The method is relatively new, but far bacteria - based vaccines have proven effective: A
seasonal flu vaccine produced by VaxInnate successfully protected humans in clinical trials, and the company's recently tested swine
flu vaccine immunized mice
against the virus.
«Although this is preclinical work, the strategy warrants further investigation because it holds promise as a simple, economical way to overcome the major limitation of current
flu vaccination strategies and may provide broad protection
against seasonal and pandemic influenza,» added Elliott.
This could curb
seasonal flu annually and protect people
against future pandemics.»
With no head in place to hoard the immune response, the vaccine might coax the body to make enough stem - focused antibodies to protect
against flu, the researchers hoped, regardless of the
seasonal mutations occurring at the top.
Currently,
seasonal flu vaccines are designed to induce high levels of protective antibodies
against hemagglutinin (HA), a protein found on the surface of the influenza virus that enables the virus to enter a human cell and initiate infection.
Researchers around the world, including at the University of Rochester Medical Center (URMC), are pursuing a «universal»
flu vaccine, one that would protect
against most or all
seasonal and pandemic strains of the
flu virus.
In the new method, the researchers isolated B cells from humans who had been vaccinated
against — and therefore had built up specific antibodies to — the
seasonal flu.
When
flu researchers learned about this new sugar - adorned H3N2 virus in 2014, they made sure to include that strain in the 2016 — 17
seasonal flu vaccine so that immunized individuals would mount an immune response
against it.
The finding is exciting «because it suggests that the
seasonal flu vaccine boosts antibody responses and may provide some measure of protection
against a new pandemic strain that could emerge from the avian population,» said senior study author Paul G. Thomas, PhD, an Associate Member in the Department of Immunology at St. Jude.
Seasonal flu vaccines may protect individuals not only
against the strains of
flu they contain but also
against many additional types, according to a study published this week in mBio ®, the online open - access journal of the American Society for Microbiology.
The work, directed by researchers at St. Jude Children's Research Hospital in Memphis, Tenn., found that some study participants who reported receiving
flu vaccines had a strong immune response not only
against the
seasonal H3N2
flu strain from 2010, when blood samples were collected for analysis, but also
against flu subtypes never included in any vaccine formulation.
She is now testing the approach
against one of the most common viral killers:
seasonal flu.
This could curb
seasonal flu annually and protect people
against future pandemics,» Prof Lalvani said.
The
seasonal -
flu vaccine may even offer a little protection
against swine
flu, according to some experts.
Vaccines are now available that give combined protection
against H1N1 and the
seasonal flu.
This refreshing smoothie combines the power of camu camu, the best known source of vitamin C, with ginger root and lime to provide an immune boosting effect that will shield your body
against seasonal illnesses, such as colds and
flu.
Regular use of Daily Detox offers powerful antioxidant protection
against seasonal colds and
flu.
Having adequate vitamin D levels will give you stronger defenses
against seasonal pollen as well as cold and
flu's.