The phrase "assay procedure for" is correct and usable in written English.
It can be used in scientific or technical contexts when referring to a specific method or protocol for conducting an assay.
Example: "The assay procedure for determining the concentration of the substance was outlined in the laboratory manual."
Alternatives: "testing method for" or "analysis protocol for".
We report herein the development of a novel assay procedure for the measurement of β-glucanase and lichenase (EC 3.2.1.73) in crude enzyme extracts.
The second assay mode was used for the ligand concentration-response experiments, and represents a simplified assay procedure for increased throughput.
The entire RT-qPCR assay procedure for gene expression in CTCs is outlined in Figure 1.
We adapted ATPlite assay procedure for spheroid application, especially concerning spheroid dissociation and cell lysis.
All clinical laboratories were instructed to analyse samples using their in-house standard reagents and routine assay procedure for haemophilia A patient samples.
Yao modified the assay procedure for the quantity detection of GGTII; however, its sensitivity is less than the procedure without quantity detection (Yao et al, 1998).
Assay Procedures for Counts of Soil Microflora and Phytoparasitic Nematodes.
Trial-level heterogeneities encountered in papers reviewed in the present study include grouping criteria for outcome (definitions of outcome), specification of time points for blood sampling, and assay procedures for individual biochemical markers of interest.
Centrifuge-free assay procedures for microorganisms in ACSF were as follows: First, a couple of bacterial colonies were picked from a pure culture using a sterile loop and solubilized in a 20 μL ACSF buffer to prepare the pathogen/ACSF mixture.
Thus, there was little or no mortality, even over several weeks, beyond that caused by the single freeze-thaw cycle that was a necessary part of the survival assay procedures for all samples, regardless of how long they had spent at -80°C.
In the RISING study, baseline-TNF was measured in one institution (Mitsubishi Chemical Medience Corporation) concurrently, where minor modifications were made in the original assay procedure and validated for the commercial use of clinical samples.
