assay

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assay

noun analysis, ascertainment, assessment, breakdown, calculation, computation, diagnosis, experiment, exploration, measurement, probation, probe, test, test case, verification

assay

verb analyze, ascertain, assess, calculate, commute, diagnose, endeavor, evaluate, experiment, measure, research, test, try, verify, weigh
See also: analysis, attempt, diagnosis, endeavor, experiment, inquiry

ASSAY. A chemical examination of metals, by which the quantity of valuable or precious metal contained in any mineral or metallic mixture is ascertained. 2. By the acts of Congress of March 3, 1823, 3 Story's L. U. S. 1924; of June 25, 1834, 4 Shars. cont. Story's L. U. S. 2373; and of June 28, 1834, Id. 2377, it is made the duty of the secretary of the treasury to cause assays to be made at the mint of the United States, of certain coins made current by the said acts, and to make report of the result thereof to congress.

References in periodicals archive ?
Humoral immunosuppressant activity of aflatoxin ingestion in rabbits measured by response to Mycobacterium bovis antigens using enzyme-linked immunosorbent assay and serum protein electrophoresis.
Performance of immunoglobulin G (IgG) and IgM enzyme-linked immunosorbent assays using a West Nile virus recombinant antigen (preM/E) for detection of West Nile virus- and other flavivirus-specific antibodies.
Currently, commonly-used HIV diagnostic tests in China include rapid screening technologies such as Enzyme-Linked ImmunoSorbent Assay ("ELISA") for initial screening, and using other technologies with higher specificity such as Western Blot for definitive diagnosis after the initial screening.
Samples were initially tested for WNV-reactive antibodies by using an epitope-blocking enzyme-linked immunosorbent assay (blocking ELISA) (6).
An indirect enzyme-linked immunosorbent assay (I-ELISA) was used to detect RVFV immunoglobulin G (IgG) antibodies in 26 samples.
Twelve of 14 patients tested for tetanus immunity on admission by a standard indirect enzyme-linked immunosorbent assay had antibody levels lower than the cutoff value for protection (<0.
Screening by indirect enzyme-linked immunosorbent assay with inactivated NiV antigen was done at the Research Institute for Veterinary Science in Bogor, Indonesia.
In the German laboratory, the anti-PA enzyme-linked immunosorbent assay result was negative, but specific antibodies against lethal factor of B.
Sveshnikov/Kiselev have developed an Enzyme-Linked Immunosorbent Assay (ELISA) to detect specific cancer-causing proteins from the human papillomavirus (HPV) -- the obligate cause of cervical cancer -- in the cervical mucous and cells (which make up liquid-based pap samples).
These specimens were negative for common foodborne bacterial pathogens (Salmonella, Shigella, and Campylobacter) and enteric viruses (rotavirus, adenovirus, astrovirus, and norovirus) (IDEIA enzyme-linked immunosorbent assay, Dako Cytomation, Ely, UK).
A serum sample collected on March 16 was positive for both immunoglobulin M (IgM) and IgG antibodies to HEV when tested by an antibody enzyme-linked immunosorbent assay using recombinant viruslike particles (7).
Viral pneumonic lesions of both lungs were positive for immunohistochemistry (IHC) with monoclonal antibody specific for the nucleoprotein of influenza A virus (6) and with antigencapturing enzyme-linked immunosorbent assay (Directigen Flu A, Becton-Dickinson, Sparks, MD, USA).

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