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Tandem mass tag. In analytical chemistry, a tandem mass tag (TMT) is a chemical label that facilitates sample multiplexing in mass spectrometry (MS)-based quantification and identification of biological macromolecules such as proteins, peptides and nucleic acids. TMT belongs to a family of reagents referred to as isobaric mass tags which are a ...
An advanced persistent threat (APT) is a stealthy threat actor, typically a state or state-sponsored group, which gains unauthorized access to a computer network and remains undetected for an extended period. [1][2] In recent times, the term may also refer to non-state-sponsored groups conducting large-scale targeted intrusions for specific goals.
Infobox references. (3-Aminopropyl)triethoxysilane (APTES) is an aminosilane frequently used in the process of silanization, the functionalization of surfaces with alkoxysilane molecules. It can also be used for covalent attaching of organic films to metal oxides such as silica and titania.
September 11, 2024 at 6:35 PM. David Zalubowski/AP. 1568 Nome Street sits empty these days, with windows and doors boarded up and signs warning of danger posted outside. No one lives here anymore ...
The pictogram for harmful substances of the Globally Harmonized System of Classification and Labelling of Chemicals.. The Globally Harmonized System of Classification and Labelling of Chemicals (GHS) is an internationally agreed-upon standard managed by the United Nations that was set up to replace the assortment of hazardous material classification and labelling schemes previously used around ...
A lower-rise apartment building on the left side of the Avenue of the Americas in Manhattan, juxtaposed next to a skyscraper apartment building. An apartment (American English), flat (British English, Indian English, Canadian English, South African English) [a], or unit (Australian English) is a self-contained housing unit (a type of residential real estate) that occupies part of a building ...
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Immunolabeling. Immunolabeling is a biochemical process that enables the detection and localization of an antigen to a particular site within a cell, tissue, or organ. Antigens are organic molecules, usually proteins, capable of binding to an antibody. These antigens can be visualized using a combination of antigen-specific antibody as well as ...