Sentences with phrase «cholera vaccines»

The first level of contact with live cholera bacteria — or their dead counterparts contained in oral cholera vaccines — occurs in the mucosa of the gut.

To prevent and control them, three oral cholera vaccines are currently approved by WHO.

Two years later, at the request of NIAID's Cholera Panel, Levine's group added challenges with V. cholerae to test cholera vaccines.

The finding has implications for cholera vaccines.

The Federal Government, yesterday, deployed oral cholera vaccines to be administered under the supervision of the Nigeria Centre for Disease Control (NCDC).

If you have ever consumed Shreddies or Oysterettes, Old Forester or Early Times, if you have used aureomycin hog cholera vaccine, or if you have ever bought a water - jet massager for your gums, you have been under the influence of Loewy / Snaith.

Widespread community acceptance was evident and we are proud that while many other states clamoured for cholera vaccine, our communities were effectively educated to the use and effectiveness of ORS in diarrhoea.

The move to drop the campaign reverses a difficult decision taken last month by the International Coordinating Group on Vaccine Provision, which agreed to ship out about half of its total supply of cholera vaccine to the war - torn country.

But I also recognize that they are only able to secure a very small supply of vaccine and there are many competing priorities,» says Andrew Azman, an epidemiologist at Johns Hopkins Bloomberg School of Public Health in Baltimore, Maryland, who in the last month has been part of a team advising WHO on how to allocate the cholera vaccine in Yemen.

But for now, Waldor, Clemens and Hotez, writing in The New England Journal of Medicine are calling for a global stockpile of cholera vaccine so there will be enough for emergencies such as Haiti.

Two years after the earthquake and thousands of deaths later, the debate about whether to use the cholera vaccine in Haiti continues

The special cholera section of the Journal also includes evidence that cholera vaccine has a role to play in fighting the epidemic, despite the many challenges to achieving meaningful coverage in Haiti.

The study notes that by adding the oral cholera vaccine (OCV) to the picture — and achieving a 20 percent coverage rate within five years — the number of cases averted could rise to 88,974.

They note that supply concerns are being addressed by a global effort to stockpile 2 million doses of cholera vaccine.

The cholera studies led to the scuttling of a leading vaccine candidate, a finer understanding of effective immune responses, and, ultimately, compelling evidence that a different cholera vaccine worked.

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.»

Stockpiles of cholera and yellow fever vaccine are limited, but a new cholera vaccine manufacturer may help ease the shortage.

Intestinal worms may explain why a promising oral cholera vaccine didn't work very well in the field

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.

Not exact matches

The company also has vaccines in clinical development for cholera (Vaxchora), anthrax, HIV and hepatitis A.

The same vaccine for cholera is also effective against ETEC, and certain vaccines are available for children as young as two.

Even though WHO advises that vaccination against «normal» cholera is ineffective, some countries still promote the vaccine.

Cholera vaccines have had limited success: in 2000, a promising vaccine made from live, weakened cholera bacteria protected 80 per cent of the North American or European adults who took it, but a much smaller proportion of Indonesians, with protection levels especially low in children.

This is because of a vaccine stockpile set up in response to the cholera that struck Haiti after an earthquake in 2010 — cholera carried there, ironically, by Nepalese peacekeepers.

Another appears to work in one dose, rather than the usual two, so could protect people fast enough to slow a cholera epidemic in mid-outbreak, says John Clemens of the International Vaccine Institute in Seoul, South Korea.

But in a cholera outbreak, many catch and spread the bacteria without getting sick, making it hard to tell who will still benefit from vaccine.

A cholera outbreak is a high probability in Nepal now, says Anuj Bhattachan of the International Vaccine Institute in Seoul, who is in Nepal.

There are three vaccines, all oral and made of dead cholera bacteria.

People in regions in which cholera is prevalent, such as Africa, do not use much vaccine as the immunity the vaccines elicit does not last long.

But Nepal also now has 18,000 doses of Shanchol, an oral vaccine made of dead cholera bacteria by Shantha Biotechnics of Hyderabad, India.

«Modelling the effect of vaccines on cholera transmission.»

«Vaccines should not be viewed as a silver bullet that can subdue cholera in Haiti but wider use of them, such as in campaigns targeting particularly vulnerable populations, can play a meaningful role in protecting people from illness and death.»

An analysis of vaccination policy by officials from PAHO and the Sabin Vaccine Institute agrees that cholera vaccination can be one component of an elimination plan.

Cholera vaccines now being tested will also not work on the new form, says Jim Tulloch, head of cholera control at the WHO.

Forty years ago Levine was one of a tiny cadre of researchers doing so - called human challenge studies — intentionally infecting people with V. cholerae and other pathogens to test drugs and vaccines.

A study published in PLOS NTDs examining the immune response to one of them in Haitian adults finds that while the first vaccine round elicits a strong cholera - specific response in the mucosa (the first point of contact with the cholera pathogen), the booster dose after 2 weeks does not appear to stimulate the immune system further.

They delivered preventive health services including vaccines for rabies, Newcastle Disease, hog cholera and anthrax.