Sentence examples for substances and test from inspiring English sources

These principles provide a consistent framework for interpreting toxicity studies performed using different substances and test methods by allowing varying dissolved exposures to be expressed in terms of a common metric based on toxic units (TUs).

Accordingly, in this paper, we aimed to isolate, screen, and identify from peanut plants the endophytic bacteria that would be effective against R. solanacearum and to optimize the culture conditions of the isolated strain, analyze antimicrobial substances, and test the control efficiency against peanut BW.

To dissect the structural elements crucial for inhibition of GSK-3/Shaggy-like kinases by bikinin and to isolate more potent compounds we synthesised a number of related substances and tested their inhibitory activity in vitro and in vivo using Arabidopsis thaliana.

Fig. 1 HPLC chromatograms of reference substance and test solution.

Next, researchers want to actually create the substance and test it in a lab. .

Examples of such general scientific quality criteria are a clear description of the endpoints, inclusion of appropriate controls, appropriate identification of test substance and test organism, stated exposure duration time and administration route, and transparent reporting of effect concentrations.

Table 2 shows the time course of the EC50 values of experiment 1 over the incubation period, revealing clear differences between the test substances and the test procedures.

In addition, we modeled the meditation of these constructs through the intentions to use each substance and tested the moderating effects of the skills variables on the relationships between intentions to use and self-reported use of each of these substances.

While Hardin said Clemens was repeatedly tested for those substances and never tested positive, McNamee alleges that Clemens used steroids before baseball tested for them.

The selected substances were split into the training (80% of the substances) and the test (20% of the substances) sets of the model.

We spend $10 million a year on our steroid and drug programs, including the funding of research to identify new substances and improve testing.