Sentence examples for marker substance from inspiring English sources

The latter can be tested using 13C-urea as the marker substance.

The release profile of a novel oral ileocolonic drug delivery technology (ColoPulse-technology) was assessed by a combination of conventional kinetics of a marker substance in blood and site-specific signaling by stable isotope technology.

In the cases where the active principles are unknown, marker substance(s) should be established for analytical purposes.

After opening the package, which had been treated with a marker substance, he was arrested at his home the following morning.

After opening the package, which contained a marker substance, Ali was arrested the next morning.

TMPase was originally thought to be a marker of nonpeptidergic DRG neurons based on limited (1%) to no overlap with the peptidergic marker Substance P [2], [13].

Most anatomical studies involve populations of cells or fibres and do not examine their physiological properties; physiological studies involving intraceliular recording and injection of marker substances into cell bodies1 3 of single cells do not reveal distant axon terminals because the markers stain the fibres for only a few millimetres from the perikarya.

From the biological perspective, they show a certain effect in a natural system, e.g., means of defense or marker substances.

Recovery was determined by comparing of the amount of marker substances added with the marker substances found.

In addition, the visualization of specific lipid distributions in insects can help to determine "marker" substances for specific organs [ 15– 17].

Natriuretic peptides have emerged as valuable marker substances to detect left ventricular dysfunction in congestive heart failure of different origins.