The phrase "appear to trigger a" is correct and usable in written English.
It can be used when discussing a phenomenon or action that seems to cause a particular effect or response.
Example: "The new policy changes appear to trigger a positive response from the employees."
Alternatives: "seem to initiate a" or "appear to cause a".
The oligonucleotides appear to trigger a cascade of intracellular events, affecting the adhesive properties of integrins.
Moreover, only wounds that are sufficiently large to trigger a wound inflammatory response over 48 h appear to trigger a pre-neoplastic proliferative response; small wounds show no increase above background, unwounded, levels (Supplementary Fig S5C).
This restoration appeared to trigger a trait-mediated trophic cascade.
The tissue death that results from stroke appears to trigger a self-repair program in the brain.
The comments on a transitional deal, which will have reassured businesses lobbying government to try to avoid a "cliff edge" scenario in the Brexit process, appeared to trigger a small increase in the value of sterling.
Now Berd has shown that his novel preparation appears to trigger a heightened immune response.
This move-upward motion in the luminal/extracellular loop appears to trigger a swivel of transmembrane regions including the selective filter pore and provide us a clue to investigate the channel gating mechanism.
Yet every advance appeared to trigger a retreat.
Martha Roby of Alabama, whose statement early Saturday appeared to trigger a growing number of others.
Our categorisation of relapses relied mainly on a careful reading of the physicians' follow-up visit notes and in the vast majority of cases, a single modality appeared to trigger a suspected relapse in a decisive manner.
Compared to the proline encoding allele, the arginine allele appeared to trigger a more pronounced apoptosis response, whereas the proline allele induced significantly more G1 arrest [ 8, 10, 13].
