The phrase "ascertain either" is not correct and does not convey a clear meaning in written English.
It may be intended to express the idea of determining one of two options, but it lacks clarity and context.
Example: "I need to ascertain either the cause of the issue or the solution before proceeding."
Alternatives: "determine either" or "find out either".
"I'm not really able to ascertain either way if it's been a positive or negative thing [for my career], but I wouldn't have it any other way," she said.
Unless you are in direct contact with the breeder, it can be impossible to ascertain either the breed or the Wagyu content.
In the absence of any birth certification true age was difficult to ascertain, either in the census or survey; a standard protocol was used, estimating age from historic events.
Death was ascertained either from the hospital records or from the telephonic conversation with the relatives.
According to the routine clinical guideline, TB was ascertained either by a positive sputum smear, suggestive chest X-ray, suggestive pathology or a positive sputum culture [ 23].
However, we believe that this does not present a limitation of the current study because in the arcOGEN GWAS the FTO variant was more strongly associated when all cases (ascertained either by radiography or by total joint replacement) were included in the analysis.
Two proteins, gankyrin and MDM2, were reported to target pRB for degradation [25], [35] [37], leading us to ascertain whether either of these proteins are required for pRB degradation in Lmna−/− cells.
To explore the pro-inflammatory effect of this inhibitor on endogenously expressed, rather than transiently transfected CFTR, the normal human CFTR expressing bronchial epithelial cell line 16HBE14o−, was used to ascertain whether either pharmacological inhibition or PKA-driven activation of CFTR similarly affects inflammatory markers.
For 11% it was not possible to ascertain from either nursing or medical notes if restrictions were imposed regarding mobility.
Further research into the genes in this locus is needed to ascertain whether either or both CCT5 and FAM173B are driving the observed association.
To ascertain whether either transfer of the cells to the in vivo setting or treatment with the compounds had affected the expression of BCRP in either the MCF-7wt or MCF-7.MR cells, tumours were removed at the end of the study for RT PCR analysis.
