Sentence examples for the presence and quantity of from inspiring English sources

All 1,500 residents will be asked about their symptoms, and their apartments will be tested to establish the presence and quantity of mold.

Toxicologists examine blood and tissues to ascertain the presence and quantity of drugs or poisons in a person's body.

The presence and quantity of myoepithelial cells, bipolar naked nuclei in the background, and ductal cell architecture were the only consistently useful cytologic features in distinguishing breast lesions with a papillary pattern.

We conclude that the Q-PCR method is a reliable and robust method for assessing the presence and quantity of T. harzianum strain T22 in manually inoculated plant material.

Conversely, the presence and quantity of these factors can be logically deduced from the occurrence of a species with specific environmental requirements.

With current advances in next-generation sequencing, we have embarked on analysis of gene expression using RNA-seq to measure the presence and quantity of RNA transcripts under specific growth conditions.

The presence and quantities of functional groups in our nGO are determined and compared with standard GO.

The predictive capabilities of the model are, however, limited by the availability of key geochemical parameters such as the presence and quantities of primary and secondary mineral phases.

Inter-batch variation in this study is defined as the variation of the presence and quantities of impurities in extractions from different batches of methamphetamine synthesized by the same chemist using the same preparative method.

In this study, we employed high-performance liquid chromatography (HPLC) with reverse phase separation and fluorescent detection methods to examine the presence and quantities of α-, β- and γ- tocopherols and tocotrienols in domesticated and wild carrot root to examine the potential for breeding for increased levels of tocochromanols and to understand the role of these compounds in root tissue.

The aim of this study was to identify the presence and quantities of representative cariogenic and periodontal pathogens in the oral cavities of 12-month-old infants and compare the occurrence of these microbes between a cohort of pre-term infants with very low birthweights and a control cohort comprising full-term infants.