Exact(2)
Combining the tools of genomics, virology, and evolutionary biology, he and his colleagues took a virus that had been extinct for hundreds of thousands of years, figured out how the broken parts were originally aligned, and then pieced them together.
Tulloch et al. took a virus that infects the human gut, called echovirus 7, and created two types of mutant virus.
Similar(56)
Moreover, the researchers believe it takes a virus to stop a virus.
She has taken a virus called sindbis, which does not cause serious symptoms, and swapped the genes that code for its protein shell with a selection of those that do the same job for the rift-valley-fever virus.
"If you want to build a successful virus, you can start by trying to engineer the DNA from scratch — or, much more efficient, you take a virus that you already know is potent, mutate it a tiny bit, and expose it to a new cluster of people".
We are such docile creatures, normally, that it takes a virus to jolt us out of life's routine.
R.D.: One traditional approach is to take advantage of viral modules that allow you to assemble different teams, to make reassortants that take a virus say from North America that doesn't transmit, and you swap one gene from the virus that does transmit.
Dr. Rudich took a weakened virus, inserted a snippet of EPO gene, then injected it into the monkeys' thigh muscles.
The researchers took a hepatitis C virus isolated from an infected patient and added it to cells from the Aedes pseudoscutellaris mosquito and kidney cells from the African green monkey, both of which are commonly used to grow other flaviviruses.
Dr. Belcher started her research into this method for making nanowires in early 2000, when she took a library of viruses that were identical except for one DNA insert coded for the production of a random peptide.
Pooley, 29, the first Briton to contract the virus, took a flight to the US on 12 September, according to London's Evening Standard.
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