the assay is done vs the assay is performed

Both phrases are correct and can be used interchangeably. They both convey the idea that the assay has been completed. The choice between 'is done' and 'is performed' is a matter of personal preference or style.

Last updated: March 26, 2024 • 642 views

This phrase is correct and commonly used in English.

"the assay is done"

This phrase is used to indicate that the assay has been completed or finished.

Examples:

The assay is done, and the results are ready for analysis.
After the assay is done, we can move on to the next step.

Show examples from the web [+]

The list of these primers and probes for each animal species targeted by the assay is available on the EURL-AP website.
The purpose of the assay is the detection of chemicals that affect T and E2 production.
The assay is usually performed under standard cell culture conditions in 24-well culture plates.
The experimental schedule of the assay is as follows:
Thus this test method is dedicated to the oestrogenic protocol, while the protocol describing the antagonist mode of the assay is included in a Guidance Document (37).
If these QC criteria are fulfilled it is assumed that the selected hormone measurement assay is sufficiently accurate, precise and does not cross-react with components in the medium (sample matrix) such that a significant influence on the outcome of the assay would be expected.
As the performance of an assay is directly linked to the laboratory personnel conducting the assay, these procedures should be partly repeated if a change in laboratory personnel occurs.
The pharmacodynamic effect of drotrecogin alfa (activated) on the APTT assay is dependent on the reagent and instrument used to perform the assay and the time that elapses between sample acquisition and assay performance.
The goal of the assay is to provide a YES/NO answer with regard to the potential of a chemical to induce or inhibit the production of T and E2;
A drawback of the RT-qPCR assay is that it is often not possible to sequence amplified products.
The local lymph node assay is the exception, directly measuring the induction response.
The MNvit assay is an in vitro method that typically uses cultured human or rodent cells.
Positive controls are used to demonstrate appropriate performance of the assay and competency of the laboratory to successfully conduct the assay.
When monitoring patients' factor VIII activity levels during treatment with ReFacto AF, use of the European Pharmacopoeial chromogenic substrate assay is strongly recommended.
The basis of this assay is an increase in micronuclei in the polychromatic erythrocytes of treated animals versus the controls.
The most frequently used assay is MTT reduction, which has been shown to give accurate and reproducible results in various laboratories (2).
An in vivo assay is also useful for further investigation of a mutagenic effect detected by an in vitro system.
The luciferin-luciferase assay is a sensitive method for ATP quantitation used in a wide variety of applications (20).
The MTT assay is a validated quantitative method which should be used to measure cell viability under this TM.
This difference may have been due to the sensitivity of the assay used.

Alternatives:

the assay is completed
the assay is finished
the assay is concluded
the assay is over
the assay has been carried out

This phrase is correct and commonly used in English.

"the assay is performed"

This phrase is used to indicate that the assay has been carried out or executed.

Examples:

The assay is performed according to the protocol.
Once the assay is performed, we can analyze the results.

Show examples from the web [+]

The assay is usually performed under standard cell culture conditions in 24-well culture plates.
The assay should be performed at 25 ºC.
Factor VIII inhibitor assays performed after completion of continuous infusion and at study termination were negative.
Factor VIII inhibitor assays performed after completion of continuous infusion and at study termination were negative.
This investigative clinical trial assay performed in a central laboratory utilised a 0 to 3+ scale.
All concentrations of the combination of TnBP and Triton X-100 also tested negative in assays performed to determine mammalian cell mutageneicity, chromosomal aberrations and micronuclei induction.
The following substances are examples of strain-specific positive controls for assays performed without exogenous metabolic activation system:
Interferon neutralising factor assays were performed on serum samples of patients who received PegIntron in the clinical trial.
Interferon neutralising factor assays were performed on serum samples of patients who received Viraferon in
Interferon neutralising factor assays were performed on serum samples of patients who received IntronA in Schering-Plough monitored clinical trials.
In all, only four long-term feeding carcinogenicity bio-assays on aspartame were performed on rodents.
If expected factor VIII activity plasma levels are not attained, or if bleeding is not controlled with an appropriate dose, an assay should be performed to determine if factor VIII inhibitors are present.
If the expected factor VIII plasma activity levels are not attained, or if bleeding is not controlled with an appropriate dose, an assay should be performed to determine if a factor VIII inhibitor is present.
If the expected plasma factor VIII activity levels are not attained, or if bleeding is not controlled with an appropriate dose, an assay should be performed to determine if a factor VIII inhibitor is present.
If the expected factor IX activity plasma levels are not attained, or if bleeding is not controlled with an appropriate dose, an assay should be performed to determine if a factor IX inhibitor is present.
The list of these primers and probes for each animal species targeted by the assay is available on the EURL-AP website.
The purpose of the assay is the detection of chemicals that affect T and E2 production.
The experimental schedule of the assay is as follows:
Thus this test method is dedicated to the oestrogenic protocol, while the protocol describing the antagonist mode of the assay is included in a Guidance Document (37).
If these QC criteria are fulfilled it is assumed that the selected hormone measurement assay is sufficiently accurate, precise and does not cross-react with components in the medium (sample matrix) such that a significant influence on the outcome of the assay would be expected.

Alternatives:

the assay is conducted
the assay is executed
the assay is run
the assay is implemented
the assay is carried out

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the assay is done vs the assay is performed

"the assay is done"

"the assay is performed"

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