Sentence examples for several different substances from inspiring English sources

Chemists must deal with the complexity of the real world, with multiple electrons swirling around in several different substances.

NSAIDs' mainly act by blocking two enzymes called COX-1 and COX-2; these enzymes create a molecule that can be converted to several different substances, including PGE2 — the hormone-like chemical that triggers EP2 action.

Several different substances (mostly pharmaceuticals) were tested, but none of them met our expectations; therefore, it was decided to synthesise such a compound.

Several different substances have been identified as potential biomarkers in pancreas cancer, such as LMO4 (Murphy et al, 2008), c-kit (Kimura et al, 2007), TPS, CA 19-9, VEGF-A and CEA (Slesak et al, 2004; Sandblom et al, 2008) in serum, and telomerase activity in pancreatic juice (Uehara et al, 2008).

After controlling for age and study site, several different substance use factors remained significant.

One batch can contain only one substance, which in turn can contain only one molecule; however, one molecule can be represented by several different salts (substances) and each substance can have several batch entries.

In addition, strains of B. amyloliquefaciens bacteria, which occur in association with certain plants, are known to synthesize several different antibiotic substances, including bacillaene, macrolactin, and difficidin.

In the 1980s, antibiotic therapy via inhalation started to be employed in some small studies, using several different antibiotic substances including β-lactams, aminoglycosides, and colistin.

Both the UK cohorts were included in a meta-analysis by Alder et al (2006) that included studies of the rubber industry from many different countries using several different processes and substances.

After several variations of the experiment, with different substances as fuel and several different collecting apparatuses (which produced different results), he concluded that air could travel through more substances than previously surmised, a conclusion "contrary to all the known principles of hydrostatics".

The term "substance abuse" as used in this RFA refers broadly to several different but related concepts including substance use (quantity, frequency, patterns, trajectories) and substance abuse and dependence as defined by diagnostic criteria.