Sentences with phrase «cholera researchers»

Nor are negative water tests conclusive: cholera researchers say the bacteria are hard to find in fast - flowing rivers.

The genome data give both cholera researchers and microbial ecologists a new way to look at the microbe.

Not exact matches

Researchers could now see the culprits and distinguish between similar diseases such as anthrax, cholera and, yes, bubonic plague, which was isolated in 1894 and named Yersinia pestis in honor of Swiss microbiologist Alexandre Yersin.

Researchers have also found that ENSO patterns can be used to forecast cholera outbreaks 11 months in advance in Bangladesh's capital.

But the Dutch researchers suggest that other new cholera epidemics may crop up in future.

They feared a new cholera pandemic, and researchers around the world scrambled to find the source of this dangerous new pathogen.

DNA from ancient microbes could also help today's medical researchers keep one step ahead of fast - evolving diseases like cholera and influenza.

The researchers gathered DNA from a cholera victim's intestines, which in 1849 were preserved in jars in the Mütter Museum in Philadelphia.

Dutch researchers say the new strain arose when the bacterium that usually causes cholera borrowed genes from a normally harmless strain.

This allowed the researchers to uncover that different strains of Vibrio cholerae can be assigned different risks for causing large outbreaks.

«As long as there are sufficient nucleic acids preserved in the specimen, there is really no limit,» says Alison Devault, a researcher at McMaster University studying ancient cholera.

One study in the Journal conducted by researchers at the CDC finds that even relatively modest improvements — such as providing more latrines and community water pipes and disinfecting water with chlorine — could over the next two decades prevent up to 78,567 cases of cholera.

Researchers from the Cochrane Infectious Diseases Group, co-ordinated through the editorial base in LSTM, conducted an independent review of the effects of treating cholera with antimicrobial drugs, published in The Cochrane Library today.

From cholera to bird flu, researchers are studying how diseases spread at such events, in the hopes of preventing a future pandemic.

WASHINGTON, D.C. — Researchers have unraveled the genetic code of Vibrio cholerae, one of nature's most versatile microbes.

Another researcher, Richard A. Finkelstein, said that participation in American Society of Microbiology (ASM) meetings supported his efforts to isolate and sequence toxins that cause cholera, a deadly intestinal disease.

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.

Princeton University researchers have identified the protein that allows Vibrio cholerae — the bacteria behind the life - threatening disease cholera — to morph into a corkscrew shape that allows them to more effectively penetrate their victims» intestines.

Significantly, Salama said, the researchers found that CrvA localizes to the periplasm, a cellular compartment between the outer and inner membrane of Gram - negative bacteria such as V. cholerae.

In the image above, red - stained V. cholerae bacteria (right) exhibit the shape - changing protein (stained green), which the researchers named CrvA.

In experiments, the researchers found that curved V. cholerae cells could more easily move through a thick gel.

Normally, within the llama, these antibodies would adapt to a new antigen (via a process called somatic hypermutation), but the researchers could not inject the animals with cholera and wait for them to create the correct antibodies.

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.»

The researchers discovered the protein that allows the bacterium Vibrio cholerae to morph into a corkscrew shape that likely helps it twist into — and then escape — the protective mucus that lines the inside of the gut.

To their surprise, the model that worked best predicted that cholera survivors were only immune to the disease for a few months rather than for a few years, as researchers previously believed.

The researchers have demonstrated that in test tubes a particular chemical, called CAI - 1, can induce deadly cholera cells to turn off their virulence genes.

Researchers from across the world have studied cholera outbreaks in Africa, Latin America and the Caribbean from the last 60 years