a sample control

USAGE SUMMARY

The phrase "a sample control" is correct and usable in written English.
It can be used in contexts related to experiments, quality assurance, or data management where a sample is being controlled or monitored. Example: "In our study, we implemented a sample control to ensure the accuracy of our results."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

2 human-written examples

To verify CNV obtained by PennCNV, we conducted quantitative PCR (qPCR) on ten selected CNVRs and compared them with a sample control region known to have no CNVs (the DGAT1 gene fragment).

BMC Genomics

Yet, as suggested by Table 1, taking several countries in East and Southeast Asia as a sample, control over hiring and firing of workers is rather limited in a number of countries, even those with fairly advanced stages of decentralization (such as Indonesia and the Philippines).

Human Resources for Health

Human-verified similar examples from authoritative sources

Similar Expressions

58 human-written examples

Oral swab samples were analyzed by qRT-PCR targeting the EBOV nucleoprotein gene; 18s ribosomal RNA levels were also analyzed to serve as a sampling control.

Emerging Infectious Diseases

For each sample, the normalized melting curves were evaluated, and the samples were compared with the wild-type sample controls and a mutant sample control in a deduced difference plot.

BMC Cancer

The activity was expressed as percentage ABTS∙+ scavenging relative to control using the following equation: (2) ABTS ∙ +    scavenging    activity      = [ (A control − A sample ) A control ] × 100.

BioMed Research International

The ABTS radical scavenging activity was calculated as (4) S % = A control − A sample A control × 100.

BioMed Research International

The degree of DPPH radical scavenging activity of MH was calculated as a percentage of inhibition (% inhibition) where (1) %   inhibition = A control − A sample A control × 100.

BioMed Research International

In addition, we included P5 samples from our previous study as an internal biological sample control.

Genome Medicine

For example, all three prompt you to adjust your set according to test patterns, but none care to tell you how to adjust your set (for example, by showing you a sample remote control).

The New York Times - Tech

PSA was used as a sample loading control.

BMC Cancer

After data pre-processing, a sample quality control procedure was applied to eliminate contaminated samples.

BMC Medical Genomics

Expert writing Tips

Best practice

Always ensure that your "a sample control" is handled identically to experimental samples, except for the variable you're testing. This ensures accurate comparison.

Common error

Don't use "a sample control" when you mean general quality control measures. "A sample control" refers to a specific sample used as a baseline or comparison point.

Linguistic Context

The phrase "a sample control" functions as a noun phrase, typically serving as a subject complement or object in a sentence. It identifies a specific instance of a control used in an experiment or analysis. As Ludwig AI confirms, the phrase is usable in English, though not highly frequent.

Expression frequency: Rare

Frequent in

Science

75%

News & Media

25%

Formal & Business

0%

Less common in

Encyclopedias

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, "a sample control" is a noun phrase denoting a specific sample used as a benchmark in experiments or analyses. While grammatically correct, according to Ludwig, the phrase is relatively rare, with most occurrences in scientific contexts. It's crucial to differentiate it from general quality control and ensure its accurate application in research methodologies. Using alternatives like "control sample" or "reference sample", depending on the context, can sometimes offer more clarity.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

control sample

Word order is inverted.

reference sample

Replaces "control" with a synonym that indicates a standard for comparison.

test control

Replaces "sample" with "test", focusing on the controlled aspect of testing.

experimental control

Emphasizes the role of the control within an experiment.

control group

Replaces sample with group to specifically refer to the group of samples acting as a control.

standard control

Highlights the use of a standard measure for control purposes.

baseline sample

Focuses on the sample representing a baseline or starting point.

untreated sample

Specifies that the sample has not been subjected to the experimental treatment.

sham control

Uses "sham" to describe a control that mimics a real treatment.

negative control

Specifies that the sample is expected to produce a negative result.

FAQs

How can I use "a sample control" in a sentence?

In scientific research, "a sample control" is used to compare against experimental samples. For instance, "We used "a sample control" to verify CNV obtained by PennCNV".

What is the difference between "a sample control" and a control sample?

While both terms relate to controls, "a sample control" typically refers to a specific sample acting as the control, whereas the term "control sample" has a broader meaning and can refer to several samples acting as controls.

Which is correct, "a sample control" or "control sample"?

Both phrases are grammatically correct, but "control sample" is more commonly used. The choice depends on context and desired emphasis.

What are some alternatives to using the phrase "a sample control"?

Depending on the context, you could use alternatives such as "reference sample", "baseline sample", or "negative control".