Sentence examples for passage selection from inspiring English sources

This includes test question construction and reading passage selection.

To preserve the original genotype of viruses used as reference strains, a complex procedure is recommended, involving cloning in chicken eggs of the candidate virus at a very early passage, selection and analysis with appropriate antibodies and selection of the isolate whose hemagglutinin molecule most closely resembles the clinical isolate [38].

It should be notified that our protocol for MAPC isolation, which involved direct adherence, passage selection, single cell clonal culture and low density passage, is less complicated and more economical than that of Verfaillie's team, who employed the technique of immunomagnetic microbeads.

GARDEN CITY Ruth S. Harley University Center "Global Passage: Selections From the Robert R. McMillan Panama Canal Collection".

Furthermore, using strains that have undergone long-term passage and selection in the laboratory, which is not uncommon in studies estimating viral tMRCAs, would have the opposite effect of lengthening branches [21].

PDs post transfection (pT) were calculated starting with the first passage after selection was completed.

They were then expanded further into flasks as well as frozen in micro-aliquots to have the earliest possible passage following selection cryopreserved.

After the initial screening, transformants containing the expected knock-in were further purified by one additional passage under selection on solid medium and screened a second time by PCR to check for segregation of the PS-layerTeth39_0206 insertion.

As with C. difficile, the frequency of the second recombination was considerably higher with 1,200-bp 1,200-bph 600-bp regions of homology (Fig. 4A), such than mutants could be easily isolated by the fifth and sixth passage without selection.

Findings in early passages after selection indicated a proliferative defect associated with FRG1 overexpression.

These cells were not used for experiments more than 6 passages after selection.