Example sentences for: checkpoint

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

  • See FAA regulations, Air Carriers Checkpoint Operations Guide, Aug. 1999; see also Air Transport Association Regional Airlines Association report,"Checkpoint Operations Guide,"Aug.

  • All five hijackers passed through the Main Terminal's west security screening checkpoint; United Airlines, which was the responsible air carrier, had contracted out the work to Argenbright Security.

  • For example, the microtubule cytoskeleton has been implicated in recombination-dependent DNA repair processes in budding yeast [ 55 ] . The TBZ-sensitivity of DNA damage checkpoint mutants, such as rad26Δ and rad3Δ , may indicate that checkpoint proteins cooperate with the cytoskeleton during such repair.

  • Many components of the DNA damage checkpoint have been isolated in yeast genetic screens designed to identify mutants that continued cell cycle progression in the presence of DNA damage [ 8 9 10 11 12 13 14 ] . Combined with recent genetic and biochemical data, it is now understood that the DNA damage checkpoint is a signal transduction cascade containing sensor, transducer and receiver proteins [ 15 ] .

  • Hoechst 33342 stains AT-rich DNA that concentrates around the centromeres [ 45 49 ] . Given the role of the centromere as a checkpoint for regulation of the mitotic phase of the cell cycle [ 50 51 ] , it was hypothesized that C/EBPα localization around the centromere could play a role in C/EBPα regulation of the cell cycle [ 49 ] .


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