Example sentences for: cell-surface

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

  • Previously we have examined the protein-protein interactions of proHB-EGF with the cell-surface CD9 antigen [ 9 ] . The CD9 antigen is found on a wide variety of tissue and cell types and has been reported to be involved in such cellular processes as B-cell development, cell metastasis, platelet activation and adhesion, and cell motility [ 14 15 ] . CD9 antigen is a member of the tetraspanin superfamily and consists of two extracellular domains sandwiched between four highly-conserved hydrophobic transmembrane domains [ 14 15 ] . The second extracellular domain (75-130 amino acids) is larger than the first extracellular domain (20-27 amino acids).

  • The amino acid sequence of the heparin-binding region of HB-EGF ( 21KRKKKGKGLGKKRDPCLRKYK 41) [ 2 ] has been shown to have a strong affinity for heparin and may influence the interaction of this growth factor with cell-surface negatively charged heparan sulfate proteoglycans [ 22 ] . It remains to be seen whether specific/all of the EGF-like modules are required and whether calcium is needed for the interaction of HB-EGF with LTBP-3.

  • We have demonstrated previously that biologically active 125I-PEDF binds specifically, competitively and with high affinity to cell-surface receptors of Y-79 cells [ 18 ] . Because the reaction conditions were identical to those used for biological assays, the binding reactions were performed in the presence of media conditioned by the cells for 16 hours (CM).

  • Thus, in a recent report ionotropic AMPA glutamate receptors were shown to " ...function not only as ion channels but also as cell-surface transducers by means of their interaction with the Src-family non-receptor protein kinase Lyn.

  • Only mature memory cells, identified by the presence of CD45RO and the loss of CD27 cell-surface expression, have the capacity to secrete IFN-γ or IL-4 alone.


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