Under «normal» circumstances, the impact of influenza is relatively benign because the populations have developed a level
of immunity to the virus.
Schuchat downplayed news reports yesterday that New York City and other cities might have high levels of
immunity to the virus because they were hard hit in the first wave last spring.
The particles could serve as a powerful active ingredient in a topically - applied vaginal cream that provides immediate protection against herpes virus infection while simultaneously helping stimulate
immunity to the virus for long - term protection, explained Shukla.
«Besides host factors [such as
low immunity to the virus in affected communities], there are definitely some other unknown viral proteins or amino acids that may contribute to the complex pathogenesis of microcephaly — independently or synergistically,» says lead author Chen - Feng Qin, chair of the Department of Virology at the Beijing Institute of Microbiology and Epidemiology.
«With the 1918 - 1919 flu season, older patients had some
memory immunity to the virus because a similar strain had circulated years before.
When bats first took to the air, something changed in their DNA which may have triggered their incredible immunity to viruses
The unique genetic composition of the pandemic H1N1 influenza virus meant that our relatively young cohort probably had little or no preexisting specific antibody -
mediated immunity to this virus before infection (Brockwell - Staats et al., 2009; Dawood et al., 2009; Garten et al., 2009; Hancock et al., 2009).
Veterinarians with the University of Florida say most dogs do not have
immunity to the virus so dogs of any breed or health status can be infected.
If you can't «top off» your dog's
immunity to viruses with booster shots, and you can't tell from the titer test if his or her immunity is waning, what could a titer test possibly be good for?
Earlier studies have suggested that having repeated annual influenza vaccination can prevent
natural immunity to the virus, and potentially increase the susceptibility to influenza illness in the event of a pandemic, or when the vaccine does not «match» the virus circulating in the community.
The immune system can be looked as having two primary roles, one that reacts immediately to an invader (such as pus surrounding a splinter), and one that reacts later to produce antibodies (such as to
build immunity to a virus).
Babies haven't built up
any immunity to viruses, so it's a somewhat inevitable fact that coughs and sniffles come with the age.
As your toddler gets older and builds up
immunity to viruses, including many of the 200 that cause the common cold, he'll log fewer and fewer sick days.
Your little one will build
an immunity to these viruses or infections, but the process can be somewhat draining on their tiny bodies.
As your child gets older and builds up
immunity to viruses, including many of the 200 that cause the common cold, he'll log fewer and fewer sick days.
Without it,
immunity to viruses is selectively impaired in the brain stem.
Unlike conventional methods of HIV prevention, such as condoms or anti-HIV drugs, the implant takes advantage of some people's natural
immunity to the virus.
Since then it has spread rapidly, as people in the region had no previous exposure or
immunity to the virus.
«Many of the dolphins younger than 26 years old have limited to
no immunity to this virus,» Rowles said.
Perhaps there will be fewer deaths than normal because older people, more at risk from secondary events such as heart attacks, have
some immunity to the virus.
After an initial outbreak, HSV - 2 virus lives in nerve cells and is often inactive, with flare - ups occurring with diminishing frequency as the body builds up
immunity to the virus.
More likely, said senior author Christopher Dye, is that Zika will return after births create pools of people who have
no immunity to the virus, hitting perhaps when people aren't expecting it.
Dogs have no natural
immunity to the virus, but a vaccine is available.
If it has developed
an immunity to the virus its body will be able to destroy the virus particles.
Puppies should be vaccinated against parvo virus once a month, starting at 6 weeks old, for 4 consecutive months to have
immunity to the virus.
«Because there's
no immunity to the virus, which is novel in the U.S., most dogs exposed get the virus.»
Kittens and un-vaccinated cats that roam are the most vulnerable of all, older cats may develop
an immunity to the virus.
However, most dogs have
no immunity to this virus.
Dogs have no natural
immunity to the virus, which is related to an equine flu strain.
Since many older cats have developed
an immunity to the virus, in older cats solitary tumors are not FeLV virus associated.
Since dogs have no natural
immunity to this virus, canine influenza can be easily transmitted between dogs; an infected dog can pass it to another dog through aerosolized respiratory secretions (sneezing, panting, etc.).
This group of devout followers worship someone or something that they call Mother, which is, as Kyle soon finds out, the source of
their immunity to the virus.