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Analysis of Fucosylated Human Milk Trisaccharides in Biotechnological Context Using Genetically Encoded Biosensors
JoVE Journal
Biochemistry
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JoVE Journal Biochemistry
Analysis of Fucosylated Human Milk Trisaccharides in Biotechnological Context Using Genetically Encoded Biosensors
DOI:

10:17 min

April 13, 2019

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Chapters

  • 00:04Title
  • 01:12Cell Culture
  • 01:53Measurement of Fluorescence and Limits of Detection
  • 02:46Detection and Quantification of 2 -FL in a Producer Strain
  • 04:58Selective Removal of Lactose: Treatment with Commercial Purified β-galactosidase
  • 06:04Selective Removal of Lactose: Pre-treatment with LacZ+ Strain
  • 06:48Selective Removal of Lactose: Lactose Precipitation with Ethanol
  • 07:41Results: Analysis of Fucosylated Human Milk Trisaccharides Using Genetically Encoded Biosensors
  • 09:37Conclusion

Summary

Automatic Translation

We describe here the high-throughput detection and quantification of fucosylated human milk oligosaccharides (HMOs) using a whole-cell biosensor. We also demonstrate here, the adaptation of this platform towards analysis of HMO production strains, focusing on improving the signal to noise ratio.

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