Words similar to upstream

Example sentences for: upstream

How can you use “upstream” in a sentence? Here are some example sentences to help you improve your vocabulary:

To test whether the 1B4 provirus disrupts expression of the hnRNP A2/B1 gene, RNA from wild-type mice and mice homozygous for the 1B4 provirus were analyzed by Northern blot hybridization, using hnRNP A2/B1 cDNA probes derived from sequences upstream and downstream of the integration site.
More recent support for this upstream weak or non pairing with simultaneous downstream pairing, was observed in all lariat forming group II introns in barley chloroplasts [ 23 ] . Here 13/16 introns lacked Watson-Crick pairing above the branch-point A and G:C was the downstream base pair whenever there was an upstream A:C, A:G or G:G.
Using unstimulated EL4 thymoma cells as a model system, we demonstrate that a CD5 expression is regulated by a 43 bp region (-172 to -215 bp) upstream of the methionine start codon for CD5.
EPKs play key roles in many intercellular and intracellular signaling pathways by transducing, amplifying or integrating upstream signals [ 3, 4, 5, 6].
To inactivate the γ 1 gene, a 4.4 kb Bam HI/ Xho I fragment upstream of exon 1 was subcloned into a multiple cloning site 5' of the neo and Herpes virus TK gene that was in pBluescript (Stratagene).