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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
as ascertained in
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "as ascertained in" is correct and usable in written English.
It can be used when referring to information or findings that have been determined or established in a specific context, such as a report or study. Example: "The results of the experiment were consistent with the conclusions as ascertained in the previous research."
✓ Grammatically correct
Science
News & Media
Alternative expressions(20)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
7 human-written examples
Virgina Woolf was a master of feminence, as ascertained in this excerpt from To the Lighthouse.
News & Media
During episodes of SWD mice were immobile except for occasional whisker twitching, as ascertained in real-time and by video-EEG.
Science
The regulation of actin fibers by PI3K can be mediated by centaurin α-1, a phosphatidylinositol interacting protein, which directly interacts with F-actin, resulting in a decrease in stress fibers, as ascertained in Hela cells [ 26].
Science
In multivariate analyses adjusting for various potential baseline confounders (but not age and gender), neither an effect of keyboard work nor of repetitive work (as ascertained in 1984) was found.
Notably, we show for the first time that the activation of EGFR induced by its cognate ligand EGF is abolished by knocking down GPER expression or in the presence of MIBE, which is an inhibitor of GPER as ascertained in the present study.
Science
A custom-designed antibody to heparanase 2 was used (Fig. 1, immunizing peptide annotated in green) and the arising immunostaining signals, as ascertained in Stage 40 embryo sections, were abolished by pre-incubation of this antibody with the immunizing peptide (Fig. 2B and C), thus demonstrating signal specificity.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
Embryo lethality, however, is not as easily ascertained in rice and there is uncertainty on what other phenotypic indicators should be used.
Science
Analyses for this study included only non-demented persons at baseline, as ascertained by in-person evaluation, who had at least one follow-up over 4 years.
In fish genomes, STIM underwent a second round of duplications that resulted in, as far as can be ascertained in the current database, four copies of STIM molecules in each fish genome (Fig. 1 and Table S1).
Science
Our method is limited by the lack of direction of association and effect size as typically ascertained in traditional toxicological and epidemiological studies; however, the vast number of chemicals that can be tested in silico is only limited by the amount of available data.
Science
The reputation of local energy cooperatives as frontrunners was ascertained in interviews with Hier Opgewekt and an expert in this field.
Expert writing Tips
Best practice
When using "as ascertained in", ensure the source you are referencing is clearly identified to provide context and credibility to your statement. For instance, specify the study, report, or document where the information was ascertained.
Common error
Avoid using "as ascertained in" in casual or informal writing. This phrase is best suited for academic, scientific, or formal contexts where precision and source attribution are essential. Use simpler alternatives like "found in" or "according to" in less formal settings.
Source & Trust
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "as ascertained in" functions as a prepositional phrase, introducing information that has been definitively established or determined within a specific source. It qualifies a statement by indicating its basis in verifiable findings.
Frequent in
Science
71%
News & Media
18%
Formal & Business
3%
Less common in
Academia
3%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "as ascertained in" is a formal prepositional phrase used to indicate that information has been definitively established within a specific source, lending credibility to the statement. Ludwig AI analysis indicates its suitability for academic, scientific, and professional contexts. While grammatically correct, overuse in informal settings should be avoided. Common related phrases include "as determined by" and "as established within". The phrase is most frequently found in scientific publications and news media. Remember to specify the source when using this phrase to maximize clarity and impact.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
as determined by
Emphasizes a more direct process of determination or calculation, often implying a specific method or criteria were used.
as established within
Highlights the establishment or validation of something within a defined framework or environment.
as found in
Indicates the presence of something within a document or source, often discovered through investigation.
as revealed in
Suggests the uncovering of information that was previously unknown or not easily apparent.
as shown in
Focuses on visual or empirical evidence demonstrating the presence or validity of something.
as verified by
Implies a process of confirmation or authentication, often through independent means.
as confirmed in
Highlights the corroboration of information or findings through a subsequent source or investigation.
as indicated by
Suggests that something serves as a sign or signal of a particular condition or state.
according to
A broader term that simply attributes information or statements to a particular source or authority.
based on findings in
Indicates that a conclusion or statement is derived from evidence discovered in a specific context.
FAQs
How can I use "as ascertained in" in a sentence?
Use "as ascertained in" to indicate that something has been definitively determined or established within a specific source or context. For example, "The effectiveness of the treatment, as ascertained in the clinical trial, was significant."
What are some alternatives to "as ascertained in"?
Depending on the context, you can use phrases like "as determined by", "as established within", or "as found in" as alternatives to "as ascertained in".
Is "ascertained in" formal language?
Yes, "ascertained" is a formal term. Using "as ascertained in" indicates a level of precision and authority, making it suitable for academic and professional writing.
How does "as ascertained in" differ from "according to"?
"According to" generally attributes information to a source, while "as ascertained in" implies a more rigorous or definitive establishment of a fact or finding within that source. "As ascertained in" often suggests a higher level of validation or scrutiny within the referenced material.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
83%
Authority and reliability
4.1/5
Expert rating
Real-world application tested