The phrase "alter the level of" is correct and usable in written English.
It can be used when discussing changes in intensity, degree, or amount of something, such as in scientific, technical, or general contexts.
Example: "The researchers aimed to alter the level of pollutants in the water to improve its quality."
Alternatives: "change the degree of" or "adjust the amount of".
Alter the levels of those gases and you alter the level of the effect.
The HCEG did not even have the wherewithal to constitutionally alter the level of vote needed for women to join or, indeed, to recognise the scale of objection to their membership plan.
More importantly, these modifications do not alter the level of transgene expression in non-NA cells either in vitro or in vivo, demonstrating tight cell-type specificity.
To test the hypothesis that prone positioning should alter the level of mechanically "best" PEEP, we conducted an experimental study in pigs using a model of ARDS that focused on evaluating positional lung mechanics and gas exchange.
Innate immune studies in cultures of primary macrophages demonstrated that the coatings do not significantly alter the level of expression of pro-inflammatory cytokines or the adhesion and viability of these cells.
SB203580 alone did not alter the level of Bax (Fig. 5).
In contrast, overexpression of WT Eps15 did not significantly alter the level of CHIKV infection when compared with control conditions.
The premature stop codon did not alter the level of IFIH1 mRNA detected within resting human PBMC (Table S2).
These results suggest that acute lead exposure increases the Na+, K+-ATPase pump's activity, but it does not alter the level of the α-1 subunit.
The application of TPA did not alter the level of DNA damage, consistent with its proliferative and non-mutagenic mechanism of action.
In addition to systematic false positives, the SGA screen might have identified genes that alter the level of Spc110 or TEV protease.
