virulent


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Related to virulent: virulent phage

virulent

a. (of a microorganism) extremely infective
b. (of a disease) having a rapid course and violent effect
References in periodicals archive ?
Some veterinarians stress the need for genotype-matched vaccines--those containing genes from the virulent virus, says microbiologist Claudio Afonso at the Agricultural Research Service's Southeast Poultry Research Laboratory (SEPRL) in Athens, Georgia.
Ms Thomas said: "I now see that I had some infected plants at least a year ago, but had no reason to believe that a sickly-looking Aquilegia plant had a virulent infection of any sort, let alone one likely to lead to the death of the plant after efficiently infecting other plants around it, as well as creating the long-term issue of resistant, infective spores in the soil.
The Wuhan P4 lab enables China to join just a handful of developed countries operating such facilities to help handle the most virulent pathogens.
There's an expectation that a very virulent disease like this one will become milder over time, to improve its ability to spread.
there are] various characteristics that make it more virulent and toxin producing.
monocytogenes cells that had been injured, but not killed, by irradiation were able to bounce back as virulent pathogens.
The hyper virulent strain is associated with increased infectious spread, increased severity of the symptoms and possible recurrent infection.
People are still making decisions over this but we want to get cracking before we get a second wave, which is usually more virulent.
Peter Holden, the British Medical Association's lead negotiator on swine flu, said: "People are still making decisions over this, but we want to get cracking before we get a second wave, which is traditionally far more virulent.
An Outbreak of Virulent Systemic Feline Calicivirus Disease.
13, the Centers for Disease Control and Prevention in Atlanta learned that the raw leafy green was the prime suspect in a spate of virulent Escherichia coli infections.
At the Olive View-UCLA Medical Center emergency room in Sylmar, the percentage of skin infections due to the virulent strain of an antibiotic-resistant staph infection has risen from 29 percent in 2001 to 64 percent in 2004, according to the report.