Sentence examples for for growing viruses from inspiring English sources
Several groups have developed reverse genetics based methods that could speed the production of seed viruses as well as proposals for growing viruses in cell culture rather than in embyronated chicken eggs, which would allow for a much faster scale up in response to an epidemic (50 ).
The cells were maintained in a humidified atmosphere at 37°C containing 5% CO2 and were used for growing virus stocks and virus titration.
In the 50's, HeLa cells helped researchers understand the differences between cancerous and normal cells, and quickly became a standard laboratory tool for studying the effects of radiation, growing viruses and testing medications.
Region IIIa can also occur without amplification for a faster growing virus.
Some of these stocks may have fallen into the hands of terrorist groups; stored, they could be multiplied by the same techniques used to grow viruses for human or animal vaccines and could be available for widespread dispersion from moving cars or trucks.
The controversy died down after human population studies failed to turn up evidence of increased cancer rates in vaccinated individuals, and comparable contamination problems are not likely to happen now because cells used to grow viruses for vaccines are screened to eliminate any carrying SV40.
The imagination that people were willing to use was astounding; on one occasion it was decided to ban the import of chicken eggs as they could be used to grow viruses for biological weapons.
Initially, this occurred less efficiently for macrophage grown virus than for Marc-145 grown virus.
Infected with rubella, polio, rabies, hepatitis A and other viruses, the WI-38 cells would act as hosts for growing these viruses so they could be used as the basis of vaccines, Hayflick argued.
The argument for growing the viruses at 33 oC is that it better mimics human upper respiratory tracts while 37 oC better mimics the lower respiratory tract.
