The phrase "a relevant specimen" is correct and usable in written English.
It can be used in contexts where you are referring to a sample or example that is pertinent to a particular discussion or analysis.
Example: "In order to conduct the experiment, we need to collect a relevant specimen that accurately represents the population we are studying."
Alternatives: "an appropriate sample" or "a pertinent example".
Anti-toxoplasma antibody tagged with a fluorescent marked is incubated with a biologically relevant specimen and then examined under a fluorescent microscope for evidence of immuno-fluorescence indicating infection.
The diagnosis of P. jiroveci pneumonia was made by identification of P. jiroveci from a clinically relevant specimen of sputum, BAL fluid or lung tissue [ 17].
We did not receive any relevant specimens for mycology and/or microscopy that would have enabled us to further investigate this aspect.
We sought progress relative to previous analysis by significantly expanding the sample of Cretaceous basal eucryptodires, by utilizing a large, global matrix, by correcting several errors that are apparent in the scorings of previous matrices, through the addition of new characters relevant to this group, and by directly studying all relevant specimens.
The localities of all relevant specimens at five South African herbaria (NBG, BOL, PRE, PRU, NU), as well as field observations by the authors were geo-referenced as precisely as possible using 1 50,000 topographic maps (Chief Directorate: Surveys & Mapping, Mowbray, Cape Town) in an ArcMap 10 environment (ArcGIS Desktop 10 Service Pack 2: CA: ESRI), as well as Google Earth and Google Maps.
For determining the tensile strength, direct tension tests on the relevant specimen were done with a length of 150 mm in testing portion and the loading of 0.05 mm/min.
In addition, various forms of digital media, GenBank data, and other information are linked to the relevant specimen record(s) and are readily accessible through the standard searching protocols.
Most vouchers were later deposited in one of several museum collections as indicated in the relevant specimen record in the Barcode of Life Data (BOLD) systems (http://www.barcodinglife.org — see details below).
For the comparison of relative testis size in all Malurus (including M. coronatus) we used the relevant specimen data used by [ 61].
It has already been demonstrated that LAMP assays can be performed on clinically relevant specimens without NA extraction/purification and without a pre-amplification, high-temperature denaturation step.[31] [35] Recent results of an HIV assay on the NINA platform with clinical samples from HIV-positive infants will be reported elsewhere.
We were able to measure arsenic metabolites only in urine and not in other relevant specimens such as blood, although this is a limitation of most studies of arsenic metabolism.
