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Isolation and Chemical Characterization of Lipid A from Gram-negative Bacteria
JoVE Journal
Química
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JoVE Journal Química
Isolation and Chemical Characterization of Lipid A from Gram-negative Bacteria
DOI:

12:57 min

September 16, 2013

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Capítulos

  • 00:05Título
  • 02:00Large Scale Lipid A Extraction (50 ml to 1.5 L)
  • 06:22Electrospray Ionization Mass Spectrometry of Lipid A and Collision Induced Dissociation
  • 07:56MS/MS on Lipid A by Ultraviolet Photodissociation (UVPD)
  • 09:04Results: Chemical Characterization of Lipid A by Mass Spectrometry and Thin Layer Chromatography
  • 12:00Conclusion

Summary

Tadução automática

Isolation and characterization of the lipid A domain of lipopolysaccharide (LPS) from gram-negative bacteria provides insight into cell surface based mechanisms of antibiotic resistance, bacterial survival and fitness, and how chemically diverse lipid A molecular species differentially modulate host innate immune responses.

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