Sentence examples for check for absence from inspiring English sources

Melt curves were analysed to check for absence of mispriming.

The SCVs were also randomly checked for absence of plasmid by agarose gel (data not shown).

GalK deletion mutant BACs were also checked for absence of undeleted contaminants by PCR across the deleted locus.

Cell lines were checked for absence of mycoplasm contamination (MycoAlert mycoplasma detection kit, Lonza, Swizerland).

Supernatants were harvested 48 and 72 hours after transfection and were checked for absence of replication-competent virus.

Non-diseased control tissues (n = 5) were taken from biopsy and autopsy material that was checked for absence of pathology.

Supernatants were harvested 48 and 72 hours after transfection and checked for absence of replication-competent virus.

The loci used in this study were previously checked for absence of intragenic recombination (Druzhinina et al., 2008).

Non reverse-transcribed RNA samples were checked for absence of contaminating genomic DNA by PCR using primers for the constitutively expressed elongation factor alpha-chain gene (At5g60390).

Isolated mutants were checked for absence of the 1.3-kb plasmid sized, intron I containing, ermB gene using primers ErmRAM-F and ErmRAM-R.

Before calling KEGGTranslator, CyKEGGParser checks for absence of fields required by BioPAX2 and BioPAX3 formats, and adds default values as needed.