Such campaigns are the backbone of the global push to eradicate polio, but this month the World Health Organization (WHO) in Geneva, Switzerland, proposed a shift in vaccination strategy
from oral vaccines to injected ones that may have to be administered in clinics.
These cases aren't of the wild poliovirus variety, however, but rather derived
from the oral vaccine used against the pathogen.
Not exact matches
On the opposite side of the globe
from Bale, on North America's Great Plains, Rocke's lab is testing an
oral vaccine to protect prairie dogs and endangered ferrets
from plague.
From 1978 to 2010,
oral vaccines sprinkled across parts of Europe eliminated rabies in red foxes.
Modern
oral vaccines could save the remaining six populations
from a similar fate.
Researchers
from Southern Medical University in Guangdong, Guangzhou, China, have developed an
oral vaccine against Helicobacter pylori, the bacteria responsible for peptic ulcers and some forms of gastric cancer, and have successfully tested it in mice.
A group of leading scientists
from across Europe have launched a three - year project aimed at developing an
oral vaccine against Clostridium difficile, an infection that kills around 4,000 people a year (almost four - times more than MRSA) and for which there is currently no effective treatments.
We have been fighting the disease with trivalent
oral polio
vaccine (tOPV), containing weakened viruses
from each of the three polio strains.
Jason Harris,
from Massachusetts General Hospital in Boston, USA, and colleagues are studying a bivalent whole cell
oral (BivWC) cholera
vaccine produced in India that received pre-approval by WHO in 2011.
Given similar results
from studies of a different
oral cholera
vaccine in Asia, the researchers argue that «additional evaluation of the optimal dosing schedule for
oral cholera
vaccines with the goal of improving long - term immunity is warranted.»
There is evidence that this might cause chronic inflammation in the gut, Petri said, coming
from work by Evan Newell of Stanford University and colleagues who looked at peripheral blood mononuclear cells in three year old children who had received the
oral polio
vaccine in the first months of their life.
Sida's results are also achieved in other programmes worldwide: its support has been essential in the production of the Dukoral
oral cholera
vaccine, which helps prevent cholera in adults and children and travellers» diarrhoea caused by bacteria
from the E. coli family.
During a fortnight in April this year, 155 countries successfully switched
from trivalent to bivalent
oral polio
vaccine, which protects against the two remaining wild strains (type 1 and 3), making this the largest coordinated
vaccine withdrawal in history.
FLORHAM PARK, N.J. — February 29, 2016 — Zoetis Inc. today announced that it has received licenses
from the U.S. Department of Agriculture (USDA) for new Vanguard ® Rapid Resp Intranasal and Vanguard ® B
Oral vaccines, which may be ordered through Zoetis or key distributors including Henry Schein, Midwest, MWI, and Patterson.
With a simple annual wellness exam, in addition to administering any necessary
vaccines, your veterinarian can screen for potential problems like heart disease, diabetes, joint issues, obesity, and
oral health and suggest lifestyle changes to prevent or reverse any issues
from developing.
Exposure to ethyl mercury is said to be safer than exposure to methyl mercury because the blood half - life of intramuscular ethyl mercury
from Thimerosal in
vaccines in infants has been found to be substantially shorter than that of
oral methyl mercury in adults [135].