Sentence examples for in trace quantities from inspiring English sources

Boron is biologically beneficial but only in trace quantities.

The concentration of DNA was 30 50 µg/mL, RNA was present in trace quantities (<1 %).

Most other constituents, found in trace quantities in the atmosphere, are greenhouse gases.

Other cuticle waxes occur in trace quantities in such vegetable oils as linseed, soybean, corn (maize), and sesame.

This idea took wing when resveratrol, a substance found in trace quantities in red wine, was reported to activate sirtuin.

First came neptunium, in 1940, with ninety-three prothen, then plutonium, with ninety-four (whith, iturnsns out, does exist in trace quantities in nature).

Micronutrients, especially folic acid and vitamin B12, although required in tracing quantities, play a major role in pregnancy and fetal outcome and have implications in the regulation of various metabolic processes in the body [ 1].

Fats vary widely in complexity; some contain only a few component acids, and at the other extreme more than 100 different fatty acids have been identified in butterfat, although many are present in only trace quantities.

Rare earth metals are not - as you would expect - exceptionally rare, but are generally found in small trace quantities underground.

Essential heavy metals (Cu, Co, Zn, Fe, Ca, Mg, Se, Ni and Mn) are required in very trace quantities for the proper functioning of enzyme systems, hemoglobin formation and vitamin synthesis in human but metabolic disturbances are encountered in case of excess of these essential metals (Hina et al. [2011]).

They are complex heavily glycosylated intrinsic membrane proteins present in only trace quantities that have proven to be challenging objects of study.