Used and loved by millions
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
is indicated upon
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is indicated upon" is not commonly used in written English and may sound awkward or incorrect in many contexts.
It could be used in formal or technical writing, but it is generally better to use more standard expressions. Example: "The results of the study are indicated upon the graph provided."
Science
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
2 human-written examples
That is, letting D ·,s k) denote the decryption of the input under the secret key sk, equality is indicated upon C o m(c 1,c 2,k com )=1 ⇔ D(c 1,s k)=D c 2,s k).
Routine surveillance of selected MRB is conducted every monday and contact isolation is indicated upon the isolation of epidemiological important bacteria (methicilin Resistant S. aureus, Acinetobacter, Gram-negative bacteria resistant to carbapenens/ ceftazidime and vancomycin resistant Enterococcus).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
A positive result was indicated upon observation of a 200 base pair PCR product, representing the capsid, and at least one of the envelope targets is present.
Morphological transformation in MEF stably expressing ccp1/eGFP-N protein was also shown by cytoskeletal staining of the actin filaments, in which actin cytoskeleton actin cytoskeleton actin cytoskeletonMembrane ruffling is visualized by staining the actin cytoskeleton actin remodelling and membrane ruffling was indicated upon ccp1 over-expression.
Science
Both the edge positions and the spectral shape of the data presented in Figure 8 indicate a change in values for Fe3+-HO2O and the C127A/C265A variant of Fe3+-HO2O upon disulfide bond reduction to Fe3+-HO2R, while no change is indicated for the C127A/C282A variant upon reduction.
Science
First the affect of Cr upon hide protein is indicated by the studied mechanical properties.
In all cases, bone cancer pain was indicated based upon clinical diagnosis.
Science
Which laboratory assessments are indicated depends upon presenting symptoms as well as the selection of medication to be initiated.
Conversely, air sampling conducted when ventilation rates are atypically high or temperatures are atypically low could lead to an incorrect determination that no actions are indicated based upon a measurement from a single point in time.
Log2 fold changes in gene expression in CL3EcoR cells upon senescence arrest are indicated as GA and upon shift up of control temperature insensitive HMF3S cells, from 34°C to 38°C, as HS respectively.
Science
The NuoD segment has a prominent four α helix bundle that seems to be located in the back of the Q binding pocket and was indicated to be shifted upon reduction of cluster N2.
Science
Expert writing Tips
Best practice
When using "is indicated upon", consider whether a more direct and common phrase like "is indicated by" or "is shown on" would improve clarity and readability.
Common error
Avoid using "is indicated upon" in contexts that require a more casual or conversational tone. This phrase is more suited for technical or formal writing.
Source & Trust
84%
Authority and reliability
3.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is indicated upon" functions as a passive construction, specifying a condition or event that signals a particular state or action. This construction, as seen in Ludwig, often appears in formal or technical contexts.
Frequent in
Science
100%
Less common in
News & Media
0%
Formal & Business
0%
Academia
0%
Ludwig's WRAP-UP
In summary, the phrase "is indicated upon" is a formal expression that can be used to show when a specific condition or event signals a particular state or action. Although grammatically correct, Ludwig AI suggests that its usage is relatively rare and primarily confined to scientific or technical writing, where precision and objectivity are paramount. As a result, opting for clearer, more common alternatives like "is indicated by" or "is shown on" is generally advisable in contemporary writing. While correct, the phrase may come across as less natural or even awkward in many contexts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is shown by
Emphasizes a direct visual or evidential connection, rather than a conditional one.
is suggested by
Implies a less direct or conclusive connection, focusing on suggestion rather than explicit indication.
is evidenced by
Highlights that something serves as proof or evidence.
is determined by
Focuses on the act of ascertaining or deciding something based on certain factors.
is dependent on
Highlights the conditional relationship where one thing relies on another.
is contingent on
Similar to 'dependent on' but emphasizes that something is subject to chance or uncertain conditions.
is revealed by
Emphasizes that something was previously hidden or unknown and is now made apparent.
is marked by
Highlights distinctive features or characteristics that identify something.
is signified by
Focuses on the symbolic representation or meaning conveyed by something.
is reflected in
Implies that something is mirrored or represented in another thing.
FAQs
How can I use "is indicated upon" in a sentence?
While grammatically correct, "is indicated upon" can sound formal. A better construction would be "is indicated by", as in "The presence of antibodies is indicated by the test results".
What can I say instead of "is indicated upon"?
You can use alternatives like "is shown by", "is suggested by", or "is evidenced by" depending on the context.
Is it better to say "is indicated by" or "is indicated upon"?
"Is indicated by" is generally preferred over "is indicated upon" as it is more common and less formal. The latter can sound stilted in modern English.
When is it appropriate to use "is indicated upon"?
Use "is indicated upon" in formal or technical writing where a high level of precision is required, but be aware that it may still sound somewhat unnatural to contemporary readers.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
3.8/5
Expert rating
Real-world application tested