Example sentences for: firefly

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

  • These cells where in turn co-transfected with pSV40/Zeo2 (Invitrogen) and pG5-luc (Promega), encoding firefly luciferase or pGAL4-SEAP and MBT-2 cells were selected in 400 μg/ml Zeocin and Panc02 cells in 500 μg/ml Zeocin.

  • A plasmid encoding the HBSAg under the control of the Human Cytomegalovirus Immediate Early gene I (HCMVIE1) enhancer/promoter (pRc/CMV-HBs(S) was obtained from Aldevron (Fargo, ND) [ 20 ] . A plasmid encoding the firefly luciferase gene under the control of the HCMVIE1 enhancer/promoter (pHCMVIE1-luciferase) was used to measure relative gene expression levels following gene transfer by low-volume jet injection, particle bombardment and needle and syringe injection [ 2 ] . Plasmids were propagated in DH5α cells and purified by Bio 101 Merlin Core Services (Carlsbad, CA).

  • [ 12 13 ] These bladder cell lines were transfected with a novel ecdysone system regulating the expression of firefly luciferase and then injected subcutaneously into syngeneic hosts.

  • Pathway activity was then assessed by measurement of luciferase expressed from a co-transfected plasmid containing firefly luciferase-coding sequence under the control of LEF binding elements.

  • Analysis of genetic and molecular mechanisms underlying circadian clocks in whole animals or isolated tissues is facilitated by the use of molecular reporters, such as firefly luciferase ( luc ). The use of firefly- luciferase ( luc ) as a real-time molecular reporter of gene expression has been illustrated in a variety of model systems including cyanobacteria, plants, Drosophila , and mammals [ 15 16 17 18 ] . This method has proved especially valuable in studies about molecular rhythms because real-time expression of clock genes and other chronobiological factors may be monitored over many daily cycles in vivo [ 17 6 19 20 21 ] . Applications of this technique are varied.


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