Sentence examples for background spot from inspiring English sources

A man burning garbage in a metal container as children in the background spot an army helicopter in the sky.

The background is low and this is also evident from curves in Figure 3A showing the % reflectivity changes for the wild type protein GAD65 containing spot and background spot as antibody passes over the surface.

Assuming the number of stimuli to be tested is not large it may be necessary to include separate medium control wells for each cell number used as background spot counts may also be affected.

Donor D5 had an unusually high background spot production independent of the utilized freezing medium.

The mean background spot values with and without serum were not significantly different (4.9 and 4.7 per 100,000 PBMC, respectively), suggesting that the presence of serum in the medium does not affect background spot production.

Similarly, there was little difference between the levels of background spot production under serum and serum-free conditions (Fig.  1b), suggesting that serum is not a major factor contributing to background spot detection.

The background spots had moderate variability, except in group A, which was quite high.

Background spots obtained with medium alone were subtracted from each experimental value.

The main source of false positives are background spots (i.e. unspecific spots counted as cells, see Table 3) or folds in the tissue (Figure 3F).

The frequency of responding cells, obtained after subtracting background spots in negative control wells (medium alone), was expressed as spot-forming cells per million PBMC.

This process would be facilitated by prior agreement as to the characteristics of spots that are to be counted as opposed to those that may be considered background spots and ignored.