Sentence examples for persistent concentrations from inspiring English sources

Because these PBDE congeners are persistent, concentrations in blood collected during pregnancy likely are a good representation of levels during the time-to-pregnancy period.

Persistence of intermediate levels of connectivity on the intact RSL enabled persistent concentration events throughout the drying phase.

Many of the effluent concentration curves exhibited low and persistent concentration tailing after recovery of the separate phase PCE.

The state-centred approach emphasizes the persistence of political authority despite marketization (Bian and Logan 1996; Róna-Tas 1994; Walder 1996, 2004, 2009), which implies the persistent concentration of social resources within the state-controlled system.

"A medical approach to ADD type behaviors is warranted only for the minority of kids who have really severe and persistent concentration problems and disruptive behaviors.

Develop it, enrich it, make it your total focus of attention which does require gentle but consistent and persistent concentration.

At persistent high concentrations (> 500 ppm), H2S is lethal (e.g., Hendrickson et al. 2004).

Both CQ and DP have long elimination phases and therefore persistent blood concentrations, delaying the time to the first relapse.

Oral vancomycin and metronidazole promote persistent high concentrations of VRE in stool, further increasing the risk for shedding of VRE into the environment and onto skin [ 4].

Using breast milk as a proxy for maternal exposure, Damgaard et al. (2006) evaluated persistent pesticide concentrations in milk samples collected from mothers of cryptorchid boys (n = 62) and healthy boys (n = 68).

Values < DL set to 0 dIncluded as an alternate bioaccumulative, persistent organochlorine Concentrations of PCBs in air were high compared with another Massachusetts study and well above EPA health-based guidelines (Table 2).