Upstream

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In geography, upstream literally means "towards the source of a stream or river, or against the normal direction of water flow.

Upstream may also refer to:

[edit] Molecular biology

• Upstream and downstream (DNA), determining relative positions on DNA
• Upstream and downstream (transduction), determining temporal and mechanistic order of cellular and molecular events of signal transduction
• Upstream (oil industry)
• Upstream (bioprocess)

[edit] Companies

• Upstream Marketing and Communications Inc.

[edit] Media

• Upstream (film), a 1927 film directed by John Ford

[edit] Computer science

• Upstream (networking)
• Upstream (software development)

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