downstream

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adverb or adjective down·stream \ˈdau̇n-ˈstrēm\

Definition of downstream

1 : in the direction of or nearer to the mouth of a stream
2 : in or toward the latter stages of a usually industrial process or the stages (such as marketing) after manufacture

1706

1706

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adverb

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adverb down·stream \ˈdau̇n-ˈstrēm\

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adverb or adjective down·stream \ˌdau̇n-ˈstrēm\

1: in the same direction along a molecule of DNA or RNA as that in which transcription and translation take place and toward the end having a hydroxyl group attached to the position labeled 3′ in the terminal nucleotide a nucleotide sequence located downstream from the regulatory gene effects on the expression of downstream genes—compare upstream 1
2: toward the end of a series of cellular processes : following a linked molecular event occurring in a sequence But by looking downstream of the tumor suppressors [genes] at the proteins they influence, drug developers hope to find good targets.—Marcia Barinaga, Science, 7 Nov. 1997 The tyrosine kinase activity of phosphorylated EGFR [epidermal growth factor receptor] in cancer cells results in the phosphorylation of downstream proteins that incite cell proliferation, invasion, metastasis, and inhibition of apoptosis.—Jonathan E. Dowell and John D. Minna, The New England Journal of Medicine, 24 Feb. 2005