Upstream may refer to: *

Upstream (bioprocess) A bioprocess is a specific process that uses complete living cells or their components (e.g., bacteria, enzymes, chloroplasts) to obtain desired products. Transport of energy and mass is fundamental to many biological and environmental processes. ...

* ''Upstream'' (film), a 1927 film by John Ford *

Upstream (networking) In computer networking, upstream refers to the direction in which data can be transferred from the client to the server ( uploading). This differs greatly from downstream not only in theory and usage, but also in that upstream speeds are usually a ...

* ''Upstream'' (newspaper), a newspaper covering the oil and gas industry *

Upstream (petroleum industry) The oil and gas industry is usually divided into three major sectors: upstream (or exploration and production - E&P), ''midstream'' and ''downstream''. The upstream sector includes searching for potential underground or underwater crude oil and ...

Upstream (software development) In software development, when software has been forked or uses a chain of libraries/ dependencies, upstream refers to an issue that occurs in software farther up the chain. It is the direction that is toward the original authors or maintainers o ...

* Upstream (streaming service), a Philippine digital over-the-top streaming service *

Upstream and downstream (DNA) In molecular biology and genetics, upstream and downstream both refer to relative positions of genetic code in DNA or RNA. Each strand of DNA or RNA has a 5' end and a 3' end, so named for the carbon position on the deoxyribose (or ribose) r ...

, determining relative positions on DNA *

Upstream and downstream (transduction) The upstream signaling pathway is triggered by the binding of a signaling molecule, a ligand, to a receiving molecule, a receptor. Receptors and ligands exist in many different forms, and only recognize/bond to particular molecules. Upstream ext ...

, determining temporal and mechanistic order of cellular and molecular events of signal transduction *

Upstream collection Upstream collection is a term used by the National Security Agency (NSA) of the United States for intercepting telephone and Internet traffic from the Internet backbone, meaning major Internet cables and switches, both domestic and foreign. Beside ...

, a set of NSA internet surveillance programs

See also