Sentence examples for background level were observed from inspiring English sources

When the OsASNase2 sense probe was used, only weak signals as background level were observed (Fig. 3d).

No significant difference in background level was observed.

In the presence of the enzyme alone no oxidation of this dialkylhydrazine above the background level was observed.

Importantly, Ad5-CRAD replication in only 1% of the cells resulted in a ∼50% decrease of CAR intensity in all cells, and a further decrease close to the background level was observed when 10% of the cells were infected (Figures 2A and 2C).

A significant increase in mutation yield over the background level was observed at fiber concentrations > 1 μg/cm (p < 0.005).

Even higher background levels were observed at ZT11.

As a control for non-specific binding, Q-PCR was conducted to detect transgene transcript levels in wild type cDNAs but only background levels were observed.

In the work of Waentig et al. higher lanthanide background levels were observed when the lanthanide was attached after the chelator was linked to the biomolecule [104].

However, significant reductions in association close to background levels were observed for both CD86 and TCR (Fig. 2), strongly suggesting that the apparent confinement is cytoskeleton-dependent.

However, only background levels are observed when the reporter construct is inserted into euchromatin where the w+ gene is fully expressed.

Nevertheless, a decline to background levels was observed approximately three weeks immediately after the television campaign [ 16].