An assay is an investigative (analytic) procedure in laboratory medicine, mining, pharmacology, environmental biology and molecular biology for qualitatively...

Look up assayer in Wiktionary, the free dictionary. Assayer may refer to: a person carrying out a metallurgical assay The Assayer, a 1623 book by Galileo...

The enzyme-linked immunosorbent assay (ELISA) (/ɪˈlaɪzə/, /ˌiːˈlaɪzə/) is a commonly used analytical biochemistry assay, first described by Eva Engvall...

Enzyme assays are laboratory methods for measuring enzymatic activity. They are vital for the study of enzyme kinetics and enzyme inhibition. The quantity...

The Assayer (Italian: Il Saggiatore) is a book by Galileo Galilei, published in Rome in October 1623. It is generally considered to be one of the pioneering...

The bicinchoninic acid assay (BCA assay), also known as the Smith assay, after its inventor, Paul K. Smith at the Pierce Chemical Company, now part of...

Immunoradiometric assay (IRMA) is an assay that uses radiolabeled antibodies. It differs from conventional radioimmunoassay (RIA) in that the compound...

metallurgical assay is a compositional analysis of an ore, metal, or alloy, usually performed in order to test for purity or quality. Some assay methods are...

multiplex assay is a type of immunoassay that uses magnetic beads to simultaneously measure multiple analytes in a single experiment. A multiplex assay is a...

A crude oil assay is the chemical evaluation of crude oil feedstocks by petroleum testing laboratories. Each crude oil type has unique molecular and chemical...

The MTT assay is a colorimetric assay for assessing cell metabolic activity. NAD(P)H-dependent cellular oxidoreductase enzymes may, under defined conditions...

Assay offices are institutions set up to assay (test the purity of) precious metals. This is often done to protect consumers from buying fake items. Upon...

The Bradford protein assay (also known as the Coomassie protein assay) was developed by Marion M. Bradford in 1976. It is a quick and accurate spectroscopic...

The hemagglutination assay or haemagglutination assay (HA) and the hemagglutination inhibition assay (HI or HAI) were developed in 1941–42 by American...

The TOP Assay (Total Oxidizable Precursor Assay) is a laboratory method developed in 2012 that oxidatively converts (unknown) precursor compounds of perfluorocarboxylic...

The toeprinting assay, also known as the primer extension inhibition assay, is a method used in molecular biology that allows one to examine the interactions...

A nociception assay (nocioception or nocioperception assay) evaluates the ability of an animal, usually a rodent, to detect a noxious stimulus such as...

by an assay office (assay mark). Hallmarks are a guarantee of certain purity or fineness of the metal, as determined by official metal (assay) testing...

The gentamicin protection assay or survival assay or invasion assay is a method used in microbiology. It is used to quantify the ability of pathogenic...

The Edinburgh Assay Office is the last remaining Assay Office in Scotland and one of four which remain in the United Kingdom. The history of hallmarking...

positive reaction to the peptide-like bonds in the biuret molecule. In this assay, the copper(II) binds with nitrogen atoms present in the peptides of proteins...

wound healing assay is a laboratory technique used to study cell migration and cell–cell interaction. This is also called a scratch assay because it is...

Reporter genes can be used to assay for the expression of a gene of interest that is normally difficult to quantitatively assay. Reporter genes can produce...

The Goldsmiths' Company Assay Office in London (also known as Assay Office London or the London Assay Office) is the oldest assay office in the United Kingdom...

(ELISpot) is a type of assay that focuses on quantitatively measuring the frequency of cytokine secretion for a single cell. The ELISpot Assay is also a form...

A viability assay is an assay that is created to determine the ability of organs, cells or tissues to maintain or recover a state of survival. Viability...

hybridization assay is a type of Ligand Binding Assay (LBA) used to quantify nucleic acids in biological matrices. Hybridization assays can be in solution...

not directly used in experiments; instead, separate assay plates are created as needed. An assay plate is simply a copy of a stock plate, created by pipetting...

The Birmingham Assay Office, one of the four assay offices in the United Kingdom, is located in the Jewellery Quarter, Birmingham. The development of...

Pan-assay interference compounds (PAINS) are chemical compounds that often give false positive results in high-throughput screens. PAINS tend to react...