The phrase "an effect believed" is correct and usable in written English.
It can be used when discussing a phenomenon or outcome that is accepted or assumed to be true by a certain group or individual.
Example: "The researchers noted an effect believed to enhance cognitive function among participants."
Alternatives: "a perceived effect" or "an assumed effect".
One of the most powerful stimulators of adult neurogenesis is exercise [ 77, 78]; an effect believed to be at least partly due to enhanced blood flow and increased delivery of growth factors.
DCS has previously been shown to inhibit uptake of d-Ala (and vice versa) in multiple bacterial species, including M. tuberculosis, an effect believed to be a consequence of the shared transport system for the two compounds.
That said we note that this REST1 preplay is broadly consistent with the phenomenon first reported by Dragoi and Tongewa (2011, Nature) and subsequently reported by Dragoi and Tonegawa (2013, PNAS; 2013, eLife); where de novo preplay of place cell sequences for a novel and unseen environment was found, an effect believed to be driven by preconfigured hippocampal network states.
This effect appears to be mediated by induction of the cAMP-dependent thyroid hormone activating enzyme type 2 iodothyronine deiodinase (D2); bile acids increase D2 activity and oxygen consumption in brown adipose tissue, an effect believed to be mediated by TGR5, not FXR (44).
Next to monacolins, the study product contains other "active" substances: lecithin and procyanidins are, without proof of a clinical effect, believed to influence cholesterol metabolism.
Celastrol is a promising anti-tumor agent, yet it also elevates heat shock proteins (HSPs), especially HSP70, this effect believed to reduce its anti-tumor effects.
Even if you don't believe it, or don't believe that it will have a positive effect, believe me, a part of you will hear it and will start to resonate to it.
Having spent decades trying to detect the use of performance-enhancing drugs, officials may soon be confronted with the paradoxical problem of detecting their non-use.The reason for this paradox is the placebo effect: believing a treatment to be effective is sometimes enough to make it so.
It will prevent the elevation of Paul Ryan, a man who in effect believes, as so many others in his party do, that rape is "just another method of conception".
One reader, @erinlpc, invented the Nice Camera Effect: "Believing all it takes to get a good photograph is an expensive camera".
In our study there were few women who reported they did not intend to use a method with postfertilization effects, believed that a specific method had postfertilization effects, and still reported actual use of that specific method.
