The phrase "a marker event" is correct and usable in written English.
It can be used to refer to a significant occurrence that serves as a point of reference or a milestone in a particular context, such as in history, research, or personal experiences.
Example: "The signing of the peace treaty was a marker event in the history of the region, symbolizing the end of decades of conflict."
Alternatives: "a significant event" or "a pivotal moment".
A transition may be triggered by a change or marker event, which may bring a period of upheaval and disequilibrium for the person (s) involved.
Alternatively, one might make use of stage lying on the causal path, as it is then a candidate for an intermediate end point (Freedman et al, 1992), that is, a marker or event that is assessed before the outcome (survival in this case), and sufficiently associated with the outcome that it acts as its proxy.
We collected samples from the resistant T0 plants and performed PCR analysis to confirm the occurrence of a marker excision event.
In addition, the virtual 3D model built by Zeng et al. (1998a, b) reveals that in the 30 Hz Ricker wavelet synthetic data, the stratal slices controlled by two marker events have a left or right deviation of approximately 9 ms.
A deeper understanding of those marker events might improve early diagnosis of cancer in suspect lesions, early detection of cancer progression and the prediction of egfr targeted therapies.
Operationally, this produces either (i) an isolated single-marker event during between-tumor aggregation, or (ii) a contiguous stretch of single-marker events.
Additionally, since changes at the ABO locus have been associated with changes at other 9q34 loci, it is likely that ABO alterations are not the leukemia causing event but rather a marker of other events occurring at this chromosomal region.
Mere months ago, one of the marker events of the high school spring schedule transpired: sports signing.
With Payne being hindered by weeds in her costume and in her face, and Patten at one point swimming straight into a marker buoy, the event was reminiscent of another 10km full of hazards and argy-bargy last year.
A conservative interpretation of our findings therefore is that first exposure to GBV represents a marker or sentinel event that signals a high risk of onset of a range of common mental disturbances in the early years following the abuse.
