English example sentences with "bacterium"

The toxin that causes diphtheria is produced by a normally benign bacterium when infected with a certain virus.
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This bacterium is resistant to penicillin.
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Do not confuse a virus with a bacterium.
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Koalas face many threats, including chlamydia – a bacterium that can cause pneumonia and infertility.
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Scientists were surprised to find the grapevines they studied harbored Propionibacterium acnes, a bacterium usually found on human skin and best known for causing acne.
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The two men do not work together any more, but back in 1982 they made what the Nobel Committee called "the remarkable and unexpected discovery" that gastritis and peptic ulcer disease are the result of an infection caused by a then-unknown bacterium.
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The bacterium that causes tuberculosis can lie dormant for years before taking advantage of a weakened immune system to 'wake up' and spread.
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In a mouse model, the scientists trained the body’s natural immune system, called innate immunity, to disarm and destroy a bacterium that causes a kidney infection, often in children.
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That revelation came as Chilton was studying a plant infection called crown gall. Caused by a bacterium called Agrobacterium tumefaciens, crown galls are ugly lumps of prolific plant cell growth.
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If the Bacterium coli normal to the intestine escapes into the peritoneal cavity, or passes into the bladder, a severe peritonitis or cystitis, respectively, is apt to result.
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The German team says the bacterium found in the soil surrounding a heap of plastic waste was feeding on polyurethane diol, which is used in plastic as a component that protects products from corrosion.
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The blood test, developed by researchers at Stanford University in California, looks for patterns of immune system activation to determine whether a person is infected with the malaria parasite, and not a bacterium or virus.
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If we were copies of our parents, like the Romanian says "copii", we would be in great danger, because our whole species could be wiped out by a single virus or bacterium.
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Researchers at The Scripps Research Institute in La Jolla, California, modified vancomycin, invented 60 years ago and considered a last-resort treatment against many of these infections. They made a key change to its molecular structure, interfering with how the bacterium, enterococcus, makes protective cell walls.
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New research shows that light and a bacterium from the bottom of the ocean may provide success in treating men with early-stage prostate cancer.
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Salmonella is a potentially deadly food-borne bacterium that plagues millions of people each year, making them sick with fever, stomach cramps, vomiting and diarrhea. But infection with salmonella does not just induce misery. The World Health Organization says salmonellosis — and the dehydration that comes with it — leads to thousands of deaths annually, with the very young and elderly most at risk.

Chilton’s surprising discovery was that the bacterium inserts that piece of its DNA into the plant cell’s genes, and that DNA becomes a permanent part of the plant cell’s genetic makeup — something that had never been seen before.