it has not been characterized

USAGE SUMMARY

The phrase "it has not been characterized" is correct and usable in written English.
You can use it when discussing something that has not yet been defined, described, or classified in a particular context. Example: "The new species discovered in the rainforest is fascinating, but it has not been characterized in scientific literature yet."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

7 human-written examples

Moxifloxacin is the most widely used positive reference agent in clinical cardiac repolarization studies, but it has not been characterized in common marmosets which are uniquely suited to studies in early-stage development due to their small size and minimal test article requirements.

Journal of Pharmacological and Toxicological Methods

DNA fragmentation is a critical component of apoptosis but it has not been characterized in non-apoptotic forms of cell death, such as necrosis and autophagic cell death.

Cell Death and Differentiation

As mentioned earlier, this proteolytic cleavage occurs in the lysosomes, but the protease responsible for it has not been characterized yet.

Autophagy

Although it has not been characterized as well as the Tf receptor, the Lf receptor is believed to be an important meningococcal virulence factor [ 29].

BioMed Research International

We tentatively reconstructed the potential structure of the sterol pathway in diverse organisms where it has not been characterized and point out a number of steps for which yet-to-discover enzymes may be at work.

Genome Biology and Evolution

Quetschkommode (que) mutants were grouped into the accordion class but, outside of the initial study identifying these mutants, it has not been characterized nor has the identity of the mutated gene been reported.

DMM Disease Models and Mechanisms

Human-verified similar examples from authoritative sources

Similar Expressions

53 human-written examples

By James Surowiecki May 17, 2009 While the recession in New Zealand has been less severe than in the U.S., and while it hasn't been characterized by the same level of banking troubles, the credit-crunch issue is very much part of the public debate here as well.

The New Yorker

Sequence and functional analyses of the castor FAD2 were carried out since it had not been characterized previously.

BMC Plant Biology

Arginase has been purified from human placenta [ 31], but its role has not been characterized.

European Journal of Immunology

However, its metabolic activity has not been characterized.

Toxicology in Vitro

It is true that the function of RtcB has not been characterized experimentally but it is not an utter mystery.

Biology Direct

Expert writing Tips

Best practice

When using "it has not been characterized", ensure the context clearly indicates what "it" refers to, maintaining clarity for the reader. Be specific about what aspect lacks characterization.

Common error

Avoid using "it has not been characterized" when the subject is unclear or ambiguous. Always provide a clear antecedent for "it" to prevent confusion.

Linguistic Context

The phrase "it has not been characterized" functions as a declarative statement indicating a lack of definition, description, or understanding. As Ludwig AI shows, this expression is frequently employed in contexts where something needs further investigation or clarification.

Expression frequency: Uncommon

Frequent in

Science

80%

News & Media

10%

Wiki

10%

Less common in

Formal & Business

0%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "it has not been characterized" is a grammatically sound and acceptable expression used to denote that a subject lacks thorough description or understanding. As Ludwig AI confirms, it's most frequently found in scientific and academic writing, signifying a need for further investigation. While grammatically correct, ensure the subject "it" is clearly defined to avoid ambiguity. Consider related phrases like "it remains uncharacterized" or "it has not been defined" for stylistic variation. Despite its correctness, its "Uncommon" frequency suggests that more specific alternatives might sometimes be preferred based on context.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

it remains uncharacterized

This alternative uses "remains" to emphasize the continuing state of being uncharacterized.

it has not been defined

This alternative focuses on the lack of a clear definition.

it has not been identified

This suggests that the subject in question has not been pinpointed or recognized.

it has not been described

This alternative emphasizes the absence of a detailed account or depiction.

it is poorly understood

This phrase highlights the lack of comprehension regarding the subject.

it is not well-documented

This alternative indicates a lack of sufficient records or evidence.

it is not fully investigated

This suggests that the subject has not undergone a thorough examination.

it lacks sufficient data

This alternative points to a deficiency in supporting information.

it is still unknown

This phrase conveys the idea that the nature of the subject is presently uncertain.

the mechanism is unclear

This alternative specifically focuses on the ambiguity surrounding the processes involved.

FAQs

What does "it has not been characterized" mean?

It means that something hasn't been thoroughly described, defined, or studied. In scientific contexts, it often implies that further research is needed to understand a phenomenon or entity fully.

What can I say instead of "it has not been characterized"?

You can use alternatives like "it remains uncharacterized", "it has not been defined", or "it is poorly understood" depending on the specific nuance you want to convey.

Is "it has not been characterized" formal or informal?

The phrase is generally considered formal and is frequently used in scientific and academic writing. It's less common in casual conversation.

How do I use "it has not been characterized" in a sentence?

Ensure that the "it" has a clear antecedent and that the context implies a lack of detailed description or study. For example: "While the gene has been identified, its specific function "it has not been characterized"."