Example sentences for: down-regulated

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

  • Mesangial cells, adult skin fibroblasts and smooth muscle cells from SPARC-null mice proliferate faster than their respective wild-type counterparts in media containing fetal bovine serum (FBS) [ 17 ] . Although embryonic fibroblasts from the SPARC-null mice grow at the same rate as the wild-type cells when they are cultured in FBS, the SPARC-null embryonic fibroblasts exhibit down-regulated proliferation as compared to the wild-type cells when the fibroblasts are cultured in serum-free medium containing insulin as the sole mitogenic factor [ 16 ] . Thus, it appears that the role of SPARC in cell proliferation is cell type and environment dependent.

  • We then purchased seventeen clones from IncyteGenomics containing cDNA fragments that represent fourteen of the up-regulated and three of the down-regulated genes.

  • Measurements of mRNA and protein made in many laboratories using diverse methodologies have identified approximately 40 genes that are up-regulated and 25 down-regulated after peripheral nerve injury [ 3 5 6 ] . These regulated genes include members of several classes: G protein coupled receptors, ligand- and voltage-gated ion channels, receptor tyrosine kinases, growth factors, cytokines, neuropeptides, cell cytoskeletal genes, cell surface/extracellular matrix genes, and a miscellaneous group of enzymes.

  • The potential translational inhibitory effects of the TAR RNA region is mediated by the activation of p68 (the interferon-induced 68-kilodalton protein kinase) kinase, which was down-regulated by Tat during productive HIV-1 infection [ 22 ] .

  • To our surprise, none of the three down-regulated genes studied exhibited differential expression in Northern blots when the cDNA fragments of these genes were used as probes.


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