Sentences with phrase «bacteria growing in lab»

Prior tests found that high concentrations of the soccer ball — shaped buckyballs can kill pure strains of bacteria growing in the lab.

Not exact matches

But he has never been able to see any bacteria moving around, or grow them in the lab.

The bacteria were grown in a lab and stained with a green fluorescent.

Screening bacteria for pollution - gobbling prowess is difficult, in part because about one out of every 10,000 species can be grown in the lab.

«Our results show that healthy growth can be achieved by combining certain soil bacteria with grasses, even when plants are grown in extremely nitrogen - deprived soil,» said study coauthor Richard Ferrieri, director of Brookhaven Lab's Radiochemistry and Biological Imaging Program.

Starting in three weeks, he and his colleagues will collect cutaneous bacteria from mountain yellow - legged frogs in the isolated Dusy basin area of the Sierras: «We'll go in with skin swabs, take samples, culture bacteria, grow it in the lab at San Francisco State, then wait a week, go back out and inoculate a bunch of frogs,» Vredenburg says.

1850s German microbiologist Robert Koch connects a bacterium to a specific disease — bacillus anthracis to the outbreak of anthrax in cattle — and figures out how to grow bacteria in agar cultures in a lab.

The microbes rely on oxygen, carbon and other nutrients in their deep environment to live, but Røy's team found that carbon is so limited that the cells respire oxygen 10,000 times slower than bacteria in lab - grown cultures.

A die - off of bacteria that had been growing for thousands of generations in a carefully controlled lab experiment offered an evolutionary lesson this year: Survival depends not only on fitness but also on luck.

Traditionally, water was tested for contamination with bacteria by taking a sample and trying to grow the bacteria in the lab.

This is how most antibiotics in use today were discovered, but finding new drugs has proven difficult because only a tiny proportion of bacteria isolated from soil grow successfully in the lab under normal culturing conditions.

By sandwiching the bacteria between two layers of the soil they were found in, separated by a semi-permeable membrane, they were able to drastically increase the chances of a bacteria growing — and producing antibiotics — in the lab.

An antibiotic discovered using a method that coaxes «unculturable» bacteria to grow in the lab could have a longer lifespan than current drugs

Now a study in Science [subscription required] reveals that plastics may also be a problem in the lab: Compounds purposely embedded in plastic lab equipment — to prevent bacteria from growing and to lower the melting temperature — can taint complex biological experiments, potentially skewing the results.

The fungal body has a protective covering of sticky cellulose «leather» sheets grown by bacteria in the lab.

Now, along with the double helix's two natural pairs — A bound to T and G bound to C — a bacterium growing in a California lab can incorporate and copy a third, artificial pair of letters.

Traditionally, scientists identified human skin bacteria by swabbing volunteers and culturing the samples, but those results skewed toward microbes that grow well in the lab.

Because M. lepromatosis can not be grown in the lab and animal models for this version of leprosy do not exist yet, the scientists used an infected skin sample from a patient in Mexico to obtain the bacterium's genetic material.

In lab dishes with the bacterium and the fungus, P. putida grew six times as dense as did a mutant strain of the bacterium that couldn't swim.

Now, along with the double helix's two natural pairs, a bacterium growing in a California lab can incorporate and copy a third, artificial pair of letters.

When the researchers grew the bacteria in the lab, for example, 70 % to 100 % of them were still resistant to chlortetracycline when the pigs were slaughtered.

But scientists estimate that only about 1 % of bacteria can be grown in the lab, making most unavailable for drug discovery.

Most bacteria, in fact, don't grow well in the lab.

But since over 90 percent of all soil bacteria can't be grown in the lab, researchers have long been unsure just how they contribute to carbon cycling.

To answer basic research questions like these, investigators study bacteria, viruses, fungi, animal cells and human cells (both healthy and cancerous) grown in the lab, and tumors in animals, such as mice and rats.

But when Santoro grew these same bacteria in her lab, they produced nitrous oxide with too few heavy atoms.

In a concurrent study, bacteria with different DNA arrangements were grown in the lab, and SMRT technology was used to find the different methylation patterns these rearrangements cause, and their knock - on effect on virulencIn a concurrent study, bacteria with different DNA arrangements were grown in the lab, and SMRT technology was used to find the different methylation patterns these rearrangements cause, and their knock - on effect on virulencin the lab, and SMRT technology was used to find the different methylation patterns these rearrangements cause, and their knock - on effect on virulence.

They learned, too, that the Rhodopseudomonas palustris ability to produce even a tiny amount of methane enabled a methane - utilizing bacteria to grow in the same lab culture.

The «golden age of antibiotic discovery» began 65 years ago with a simple strategy: Scoop up dirt, grow the soil - dwelling bacteria in the lab, and screen them for useful compounds.

The bacteria in the human body are very difficult to study, since only about 1 percent of them can be grown in the lab.

Now new research from McGill University demonstrates yet another way that the humble cranberry may be a woman's best friend: «In lab studies, cranberry prevented the bacteria from producing a specific protein called flagellin, which is necessary for growing the tails that enable them to swim up the urinary tract and attach to cells,» explains lead study author Nathalie Tufenkji, PhD.

Whichever term your vet's office uses, the doctor will often not lose time after diagnosis of exocrine pancreatic insufficiency taking a cell culture and growing it in the lab to see whether bad bacteria are present.

The bacteria that causes syphilis, Treponema pallidum, is difficult to study in the lab, as it can't be grown in a test tube or Petri dish.