Vaccine
in sentence
824 examples of Vaccine in a sentence
While an HIV
vaccine
would no doubt be a game changer, it would be only one of a diverse range of tools needed to contain one of mankind’s deadliest pandemics.
For a
vaccine
to have the greatest impact, we must continue to promote other forms of prevention – such as condom use, medical male circumcision, and use of pre-exposure prophylactics for at-risk populations.
In Sub-Saharan Africa, for example, researchers are currently assessing how human behavior might change if a malaria
vaccine
became widespread.
A similar behavioral shift in response to an HIV
vaccine
could be devastating.
With scientists optimistic that a
vaccine
is forthcoming, there is no better time to ensure that traditional transmission interventions remain a priority for policymakers, politicians, and donors.
After all, it is these same obstacles that will likely keep people from accessing a
vaccine
in the future.
Moreover, it is not too early to consider how an HIV
vaccine
would be paid for.
The desired "product" of gene-splicing may be the engineered organism itself--a bacteria to clean up oil spills, a weakened virus used as a vaccine, or a papaya tree that resists viruses--or it may be a biosynthetic product of the cells, such as human insulin produced in bacteria, or oil expressed from seeds.
There still is no vaccine; while antibiotics are effective if administered early, the threat of antimicrobial resistance is real.
And, according to Venter, if his team’s new technology had been available last year, it would have been possible to produce a
vaccine
to protect ourselves against H1N1 influenza in 24 hours, rather than several weeks.
The good news is that, unlike Zika or Ebola, yellow fever can be controlled with an effective vaccine, which confers lifelong immunity within a month of administration.
And, indeed, vaccination forms the core of Angola’s National Response Plan, initiated early this year with the goal of administering the yellow fever
vaccine
to more than 6.4 million people in Luanda Province.
So far, nearly 90% of that target population has been vaccinated, thanks largely to the World Health Organization, the International Coordinating Group for
Vaccine
Provision, and other countries, including South Sudan and Brazil, which together made some 7.35 million doses of the
vaccine
available.
In 2013, the yellow fever
vaccine
cost $0.82
Moreover, the Pasteur Institute is about to close down for a five-month renovation, during which it will be unable to produce more
vaccine.
Another yellow fever
vaccine
manufacturer, Sanofi Pasteur in France, is also expanding its manufacturing capacity.
An outbreak in a region like Asia, which lacks experience with a yellow fever epidemic and has no capacity to manufacture the vaccine, would be particularly difficult to control.
According to John P. Woodall, the founder of the disease-alert service ProMED, if yellow fever spreads to parts of Asia with the right climate and mosquito species, hundreds of thousands could be infected (and possibly die) before
vaccine
stocks are delivered.
The WHO now must convene an emergency committee to coordinate a broader international response, mobilize funds, and spearhead the rapid scale-up of
vaccine
production, as well as a “standing emergency committee” capable of addressing future public-health crises quickly and effectively.
While they are a good defense against many viruses, each
vaccine
is highly specific to the threat.
Deadly mutations of any kind need to be identified urgently, so that an effective
vaccine
can be designed before the strain becomes comfortable in the human body.
There is even a
vaccine
for it.
But if countries are to succeed in protecting and empowering girls, they must also embrace the promise of a key initiative: to expand access to the
vaccine
for human papillomavirus, which causes the vast majority of cervical cancer cases.
A relatively new development, the HPV
vaccine
is most effective on nine- to 13-year-old girls who have not yet been exposed to the virus, meaning that they have never been sexually active.
This age requirement differentiates the HPV
vaccine
from most other childhood vaccines, which are mainly administered to infants.
At first glance, this might seem like a serious disadvantage, because the HPV
vaccine
cannot simply be incorporated into other
vaccine
initiatives.
Encouragingly, developing-country governments have increasingly been demanding the HPV
vaccine.
For many of these countries, the HPV
vaccine
is not just an effective solution, one that prevents 1,500 deaths per 100,000 vaccinated; it is often the only solution, because the poorest countries lack the capacity to offer screening or treatment for cervical cancer.
In 2013, well before the SDGs were agreed, Gavi, the
Vaccine
Alliance, for which I serve as Board Chair, took steps to make the HPV
vaccine
available and affordable in poor countries.
Since then, we have seen 23 countries introduce the
vaccine
through demonstration pilot projects, with five more set to follow.
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