Sentence examples for virus seed from inspiring English sources

In the current study, a serum-free microcarrier Vero cell culture system for EV71 virus production was established using a low multiplicity of infection (MOI) to minimize virus seed usage, which could easily be adapted to a large-scale bioreactor process.

With the reality that the virus seed of the pandemic influenza vaccine is often prepared with the reverse genetics method, NIFDC introduced the gene sequencing method for the evaluation of mutation and genetic stability of the virus seed stocks.

Infection was performed using a highly concentrated seed virus solution (modified protocols) to keep metabolic influences of spent medium of virus seed as low as possible.

DENV-1 master and working virus seed banks were produced at Vero passages P-1 and P-2 and stored at −80°C.

Laboratory-attenuated strains were the most commonly held virus type, kept in 34 countries, mainly as live vaccines or virus seed for vaccine production.

To accelerate the HFMD vaccine development process, NIFDC started conducting studies to solve technical bottlenecks, such as selecting HFMD vaccine virus seed, developing reference standard and evaluating immunogenicity, in 2008.

Whenever a strain of influenze virus (a new one) appears in Asia, where flu is endemic, the virus seeds itself throughout the U.S. & spreads to the rest of the world.

As viruses are known to undergo rapid molecular evolution it may be useful to explore further the relative conservation between the virus seed-like and non-seed sequences.

CR.pIX-adapted working virus seeds were stored in aliquots at −80°C for all further experiments.

These results indicate that both working virus seeds exhibit the expected temperature sensitivity.

First, adventitious agent testing for viruses in vaccine virus seeds and product intermediates is complicated and might give ambiguous results.