Words similar to tracer

Example sentences for: tracer

How can you use “tracer” in a sentence? Here are some example sentences to help you improve your vocabulary:

These cells do not express any endogenous δ opioid receptors, as they lack binding of the radioactive tracer [ 3H]-DPDPE (data not shown), thus they serve as a good system for the expression of opioid receptors.
The results of the scan are available within 30 min of radio tracer injection and the technique can be performed at the bedside with portable nuclear medicine cameras, although these are currently unavailable at our institution [ 27].
The in vivo NMR isotope flux data available from this approach were obtained by following the time course of the intracellular 2H 2 O signal after switching between unlabeled buffer and buffer containing tracer levels of added D 2 O (see Materials and methods).
The advantage here is twofold: the isolation of the intracellular signal removes apoplastic tracer from the data; and, in contrast to other NMR methods using shift reagents, the movement of any small molecule that gives an NMR signal can be followed (this includes any molecule containing carbon, nitrogen or nonlabile hydrogen atoms).
[ 18 F]Galacto-RGD has many of the features essential for a tracer: it is specifically accumulated by tumors that express avß3 integrin, it is efficiently eliminated by the kidneys, and it is stable in vitro and in vivo.