The phrase "a key effect on" is correct and usable in written English.
It can be used when discussing the significant impact or influence that one thing has on another.
Example: "The new policy had a key effect on employee productivity, leading to improved performance across the board."
Alternatives: "a significant impact on" or "a major influence on".
Much has been made of Israel's seemingly cooling relationship with the US and Europe under the current leader and the Prime Minister's re-election or loss will have a key effect on whether those ties strengthen once more.
An important role of hydrocolloids is to impart viscosity, which has a key effect on the feelings of richness, mouthcoating and fullness.
Thus, we affirmed that the dynamic features of rainfall have a key effect on rapid processes because, besides the gravity, mechanical waves originating from dynamic rainfall features are another driving factor for conversion between different types of rainfall mechanical energy.
The initial compaction of the protein molecule is assumed to have a key effect on the folding pathway, but it is not known whether the earliest structures formed during or instantly after collapse are defined by local or by non-local interactions that is, by secondary structural elements or by loop closure of long segments of the protein chain.
Conversely, Ala11 completely lost the ability to interact with TP5 due to the lack of negative residue in its side chain (Fig. 7B, D), which showed that Glu11 acted as a key effect on the binding between TP5 and HLA-DR.
The metathesis substrate 45 has two more methylene groups than 41, which had a key effect on its fate: competition between seven- and thirteen-membered ring formation was close, and, after desilylation, two products (46 and 47) were obtained.
The child's overall development advanced rapidly when his nutrition was improved by gastrostomy: This was a key effect of nutrition on his highly sensitive neurodevelopment.
As I noted yesterday, a key effect of Woodhouse's attack on Steele is the chilling of Republican dissent on the Afghanistan war - Republican dissent that war critics need in order to end it; and the letter attempts to counteract that effect and to pressure the DNC to not engage in this sort of attack on war critics in the future.
In soils especially, a key effect of H+ ion concentration is on the solubility of potentially toxic heavy metals such as aluminum, managenese, zinc, iron, copper, and nickel.
Our observation of juxtaglomerular apparatus hyperplasia and increased renin immunoreactivity despite years of full dose paricalcitol associated with 25OH vitamin D supplementation also argue against a key effect of vitamin D receptor activation on renin in humans.
DO was an important factor influencing nitrification and denitrification, which also expressed the key effect on the phosphorus release in anaerobic phase and the phosphorus uptake in aerobic phase [ 14].
