Sentence examples for several control samples from inspiring English sources

To investigate these issues, several control samples have been prepared.

It was worth noting that the polysaccharide content of several control samples (except A, E and G) under the same storage conditions was lower compared to samples stored in the refrigerator (4 °C).

For quality control purposes, several control samples where added.

The proposed method can handle several control samples allowing for correction of multiple sources of bias simultaneously.

The genotype determination was made by a signal distribution comparison to several control samples (derived from CEPH Family DNA) for which the genotypes are known.

Samples were organized into tissue microarrays (TMA), ranging from 262 to 320 tumor cores (0.6 mm diameter each), also including several control samples (normal kidney and placenta).

In this simulation study, we applied several control sampling approaches to control for confounding by various temporal patterns of an exposure variable and evaluated the usefulness of symmetric bidirectional control strategies.

Typical experiments have consisted of several treated samples under a particular condition and several controlled samples as the background of comparison for the reasons of purification and simplicity.

One positive sample and several negative control samples were included for each infectious agent, which were treated identically to the virus samples throughout.

Several of the control samples did show borderline or positive bands, but these were mostly bands against only one hantavirus antigen in either the IgG or the IgM IB.

Not all studies included in the meta-analysis reported whether samples from healthy donors were analysed, and in several of them, control samples were sparse (<50 samples) [ 7].