Sentence examples for concentrations which exist from inspiring English sources

We tested whether human malignant glioma cells vary in their response to hypoxic stress over the range of oxygen concentrations which exist in tumours.

Biosolids are known to contain high total concentrations of trace and toxic elements, which exist in more pronounced concentrations in charred product (Bridle and Pritchard 2004; Lu et al. 2013).

This reduction is caused by the increasing concentration of hydroxyl groups, which exist in aqueous solutions and can create hydrogen bonds with the tail of the surfactant and an electrostatic bond with the positively charged rock surface.

Water-borne diseases can often be attributed to exposure to increase level of heavy metal concentrations of both organic and inorganic contaminants which exist naturally, but their concentration has increased as a result of anthropogenic activities (Huang et al. 2014).

"Over 1,000 flights took off from France last week in similar conditions to that which exist in Manchester today without encountering any problems or showing any levels of ash concentration.

However, our CSF samples do not contain these very high concentrations of Aβ42, which exists at 1/10 the concentration of Aβ40 in normal CSF and is even lower than that in AD and MCI CSF.

Which exist in droves.

As the concentration of butyryl-ACP or octanoyl-CoA is steadily increased from low to high values, the acyl-ACP or acyl-CoA substrate will first bind to E·SAM, which exists at higher concentrations, to form a nonproductive [E·SAM·butyryl-ACP] or [E·SAM·octanoyl-CoA] ternary complex (bottom pathway in Scheme 1).

At such concentrations, the effects of impurities can be very serious, especially for a halogen such as astatine, which exists in several oxidation states and can form many organic compounds.

"Worse than that which existed in South Africa".

Which exists only on a fantasy level.