Sentence examples for concentrations serving as from inspiring English sources

Furthermore, during the smoking of marijuana, the oral mucosa is exposed to high THC concentrations, serving as the main source for release of THC into OF (Huestis [2007]; Huestis and Cone [2004]).

We examined in umbilical cord blood the correlation of potential breast epithelial mitogens, including hormones and growth factors, with hematopoietic stem cell concentrations serving as surrogates of overall stem cell potential.

Binary butanol water mixtures of different concentrations served as feed streams.

Membrane lipids are dynamic molecules and their local concentrations serve as regulatory signals for diverse biological processes.

The degree of organic stabilization was determined through routine analysis of oxygen uptake rates, percent O2, temperature, volatile solids, and Solvita Maturity Index; measurements of ammonia and volatile fatty acid (VFA) concentrations served as indicators of phytotoxicity.

Some heavy metals (e.g. copper [Cu], zinc [Zn] and iron [Fe]) at low concentrations serve as micronutrients, but are toxic when in excess [1], [2].

In validation of this primer set, capsid purified A and B vector genomes (at different concentrations) served as templates in a PCR reaction where different amounts of the H-Ib oligo were spiked in the reaction (DNS).

Ratios of metabolites to parent chemical concentrations served as surrogates for enzymatic rate constants.

In essence, the central monitor concentrations serve as direct estimates of the daily time effect.

Plasma creatinine (Crea) as well as blood urea concentrations served as indicators of renal function, and renal myeloperoxidase activity (MPO) as an indicator of total renal PMN content.

On the other hand it may well be that some metabolite concentrations serve as 'manipulated variables' with the sole function of providing near perfect control loops.