Sentence examples for breath assay from inspiring English sources

The healthy control group was comprised of 18 proven H. pylori negative cases tested with Urea Breath Assay (UBA) and 6 asymptomatic individuals who were confirmed H. pylori negative as tested by commercially available ELISA kit (Pyloriset EIA-GIII, Orion, Espoo, Finland).

A study demonstrated a fundamental flaw in the breath pentane assays: the column employed in the gas chromatography did not separate pentane from isoprene, the most abundant compound in the breath [ 202].

To determine saliva contamination, we measured α-amylase activity in breath condensate using an assay kit (Pointe Scientific, MI, USA), which follows the increase in absorbance at 405 nm as the artificial substrate 2-chloro p-nitrophenyl-α d-maltotrioside is hydrolyzed.

Breath pH was not associated with date of assay or elapsed time between sample collection and assay.

However, a simple stool antigen assay and the [C] urea breath test hold promise for community-based surveys in low-income countries.

The primary outcome will be smoking cessation, indicated by a 7-day abstinence, and verified by biochemical assay (i.e., carbon monoxide breath test).

Urea breath testing may provide a useful diagnostic and biomarker assay for tuberculosis and for treatment response.

The C-phenylalanine breath test can be used as a non-invasive assay to evaluate hepatic function in elderly patients with liver cirrhosis.

The level of reactive oxygen species in the airways can be determined by assaying concentrations of oxidative stress markers in breath condensate (Horvath et al. 2005).

(2) To ascertain whether a simplified UBT (breath collection time = 10 min) is as reliable as the standard assay (30 min).

In prior studies with the rhesus model, this assay had an estimated sensitivity and specificity against endoscopy or breath test of 96% and 88% respectively [26].