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
were obtained from
Grammar usage guide and real-world examplesUSAGE SUMMARY
"were obtained from" is a correct and commonly used phrase in written English.
It is typically used to indicate the source or origin of something. For example: - The data used in the study were obtained from a national survey. - The ingredients for the recipe were obtained from a local farmer's market. - The information provided in the report was obtained from a variety of reliable sources.
✓ Grammatically correct
Science
News & Media
Alternative expressions(20)
are derived from
recommendations obtained from
were provided by
came from
were collected from
were acquired from
were extracted from
were driven from
were gained from
originated from
were elicited from
were removed from
were taken from
were perceived from
members obtained from
were derived from
well obtained from
were sourced from
were received from
is derived from
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
60 human-written examples
The figures were obtained from hospital statistics.
News & Media
Instead, the rights were obtained from Larry Kramer.
News & Media
were obtained from commercial sources.
Science
Arthritis symptom assessments were obtained from the participants.
News & Media
Physical function assessment tests were obtained from the participants.
News & Media
Blood tests were obtained from the participants every 30 days.
News & Media
Fibromyalgia symptom assessments were obtained from the participants.
News & Media
URB597 were obtained from Cayman.
Science
Primers were obtained from SABiosciences.
Science
B65 cells were obtained from ECACC.
Science
Sperm were obtained from donor snails.
Science
Expert writing Tips
Best practice
When using "were obtained from", clearly specify the source to maintain transparency and credibility. Avoid vague references like "various sources".
Common error
While grammatically correct, excessive use of the passive voice ("") can make writing sound indirect. Consider using the active voice for a more engaging and direct style; for example, instead of "Data were obtained from the survey", try "We obtained the data from the survey".
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "were obtained from" functions as a passive voice construction indicating the source or origin of something. As Ludwig AI confirms, it is grammatically correct and commonly used to specify where information or materials originated, as seen in the examples provided.
Frequent in
Science
81%
News & Media
17%
Formal & Business
2%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "were obtained from" is a grammatically sound and frequently employed phrase used to denote the source or origin of something, especially in formal writing. Ludwig AI analysis confirms its correctness and common usage. Predominantly found in scientific and news contexts, the phrase serves to enhance transparency and credibility by clearly indicating where data or materials originated. While effective, writers should be mindful of potential overuse of the passive voice and explore active voice alternatives where appropriate to maintain an engaging and direct writing style. Related phrases like "were acquired from" or "were derived from" offer nuanced variations for specific contexts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
were acquired from
Focuses on the act of gaining possession, emphasizing the process of acquisition rather than just the source.
were sourced from
Highlights the origin or supplier, particularly in a commercial or supply chain context.
were derived from
Implies a process of extraction or transformation, suggesting the original form was modified.
were gathered from
Suggests a collection process from multiple locations or sources.
were received from
Emphasizes the act of getting something, often from a sender or giver.
stemmed from
Indicates the origin or cause of something, often used for abstract concepts.
originated from
Highlights the place or time where something began.
came from
A simpler and more direct way of indicating the source or origin.
were taken from
Implies that something was removed or extracted from a source.
were extracted from
Suggests a careful or technical process of removal or separation.
FAQs
How can I use "were obtained from" in a sentence?
Use "were obtained from" to indicate the origin or source of information or materials. For example, "The results were obtained from a clinical trial".
What are some alternatives to "were obtained from"?
Alternatives include "were acquired from", "were sourced from", or "were derived from", depending on the specific context.
Is it better to use active or passive voice with "were obtained from"?
While "were obtained from" is grammatically correct (passive voice), using the active voice can often make your writing more direct and engaging. For example, instead of "The samples were obtained from patients", you could say "Researchers obtained the samples from patients".
What is the difference between "were obtained from" and "were derived from"?
"Were obtained from" simply indicates the source, while "were derived from" suggests that the source material has been processed or transformed in some way.
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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested