Sentence examples for based on samples collected from inspiring English sources

Only one previous study was based on samples collected during years of heavier DDT use (the 1960s), but p,p′ -DDT and o,p′ -DDT were not measured (Krieger et al. 1994).

The results were based on samples collected by the air district throughout the San Fernando Valley neighborhood and one sample taken very close to the wellhead.

Only a few studies have compared results among these methods and they have generally been based on samples collected from a limited number of sites during dry weather.

Based on samples collected before the spill and monthly samples collected from November 1978 to June 1980, the French researchers led by Vénec-Peyré found shell deformities and decreased growth rates for a year following the spill.

Here we use satellite observations to assess how well statistics based on samples collected in the GLNPO sampling network represent the lake-wide values of two variables, surface chlorophyll concentration and Secchi depth.

Selectivity curves for pikeperch and bream were calculated based on samples collected with gear fitted with protective sieves accompanied by an additional net sewn to the outside of the sieve to retain all the fish that passed through the fyke-nets.

CLU has already been proposed as a diagnostic biomarker of CRC, based on analyses on samples collected at diagnosis [ 34, 35].

This study was based on samples previously collected for the purpose of paternity testing in Canadian populations of barn swallows and tree swallows.

The blood-based RBM dose was based on blood samples collected 2 min, 30 min, 1 h, 2 h, 4 h, 24 h, and 72 h after peptide injection and on the total body activity (retrieved from the whole-body planar images).

It is estimated that > 1 million people have perchlorate in their public drinking water supplies at levels of at least 4 ppb, based on sampling data collected by the U.S. Environmental Protection Agency as of May 2004 (National Research Council 2005).

The genetic diversity of photosynthetic picoeukaryotes was assessed on a transect through the South East Pacific (Figure 1 and Table 1) based on 16 samples collected at 9 stations at the surface and/or at the deep chlorophyll maximum (DCM) during the BIOSOPE cruise in 2004 [14].