Sentence examples for substance present in from inspiring English sources

A UK Athletics panel cleared him because it 'could not be proven beyond reasonable doubt that the substance present in the sample was derived from a prohibited substance'.

The jelly-forming characteristics of fruits and their extracts are due to pectin, a substance present in varying amounts in all fruits.

By the hypothesis of the existence of a very radioactive unknown substance present in very small quantity, she undertook, with Pierre Curie, research for this substance in the uranium mineral called pitchblende.

Allopurinol inhibits an enzyme that is necessary to form uric acid, a substance present in abnormally large amounts in the blood of persons with gout that forms solid deposits in the joints, the kidneys, and other tissues.

Because γ-hydroxybutyrate (GHB) is an endogenous substance present in the body and is rapidly eliminated after ingestion, toxicologists investigating drug-facilitated sexual assault cases are often asked to differentiate between endogenous and exogenous levels of GHB in urine samples.

Studies are still under way to determine the exact cause of this epidemic over so wide an area, but the best evidence is said to point to some substance present in the prepared hatchery feeds, which contain an incredible variety of chemical additives and medicinal agents.

There is no substance presented in his "body slam" of Amanpour - none of his inferred critiques hold up, mainly because he doesn't bother to support them.

Endotoxins are pro-inflammatory substances present in the environment.

The substances present in the water include strontium-90, which has a half-life of almost 29 years.

Prioritisation of substances present in rubber infill made from old car tyres was done in a two-step approach.

Performing a risk assessment for substances present in levels below regulatory limit values was, however, not considered an immediate priority.