Words similar to ascertained

Example sentences for: ascertained

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The tumor biopsies were ascertained from patients evaluated at the Instituto Nacional de Cancerologia (Santa Fe de Bogota, Colombia) and from the Department of the Obstetrics and Gynecology of Friedrich Schiller University, Jena, Germany after appropriate informed consent and approval of protocols by institutional review boards.
Although MAC and CMV were isolated from the sputum and BAL of many patients, the presence of disease could not be ascertained because tissues were not available for examination.
The 8-page questionnaire ascertained information on lifetime fish consumption and select sociodemographic characteristics such as household income in four mutually exclusive categories.
To test for overexpression of the mutant enzymes, E. coli BL21(DE3)pLysS cells were transformed with the mutated over-expression plasmids, and small scale growth cultures were used [ 68 ] . Large-scale (4 L) preparations of the L1 mutants were performed as described previously [ 36 ] . Protein purity was ascertained by SDS-PAGE.
The ninth patient had marked clinical improvement, as ascertained by two independent reviewing physicians and manifested by lessened dyspnea and cancer-related pain.