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Biological specimens in an elementary school science lab. A biological specimen (also called a biospecimen) is a biological laboratory specimen held by a biorepository for research. Such a specimen would be taken by sampling so as to be representative of any other specimen taken from the source of the specimen. When biological specimens are ...
A laboratory specimen is sometimes a biological specimen of a medical patient's tissue, fluids, or other samples used for laboratory analysis to assist in differential diagnosis or staging of a disease process. These specimens are often the most reliable method of diagnosis, depending on the ailment.
Analysis Utility Branch Dose–response curves: Graph that shows the magnitude of the response of an organism, as a function of exposure (or doses) to a stimulus or stressor (usually a chemical) after a certain exposure time [2]
(i) Collection or accession occurs when a specimen arrives at the biorepository. Information about the specimen is entered into the laboratory information management system ("LIMS"), which tracks information about all of the specimens in the biorepository. Typical information linked to a specimen would be the specimen's origin and when it ...
In biology, determination is the process of matching a specimen or sample of an organism to a known taxon, for example identifying a plant as belonging to a particular species. Expert taxonomists may perform this task, but structures created by taxonomists are sometimes used by non-specialists.
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A single specimen may be a composite of preparations sharing a unique number. An example would be a vertebrate with an alcohol-preserved skin and viscera, a cleared and stained head, the post-cranial dried skeleton, histological, glass slides of various organs, and frozen tissue samples. This specimen could also be a voucher for a publication ...
Sample (material), a limited quantity of something which is intended to be similar to and represent a larger amount; Biological specimen or biospecimen, an organic specimen held by a biorepository for research Laboratory specimen, a biological specimen taken by sampling; Zoological specimen, an animal or part of an animal preserved for ...