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הקרינה-מרווה של Fluorophore הקרוב אינפרא אדום-כמוס liposomal ככלי ל<em> In vivo</em> דימות אופטי
JoVE Journal
Bioingegneria
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JoVE Journal Bioingegneria
Fluorescence-quenching of a Liposomal-encapsulated Near-infrared Fluorophore as a Tool for In Vivo Optical Imaging
DOI:

10:55 min

January 05, 2015

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Capitoli

  • 00:05Titolo
  • 02:08Preparation of Spontaneously Formed Vesicle (SFV) Dispersion
  • 03:54Extrusion and Purification of Homogeneous Liposome Vesicles Encapsulating DY-676-COOH
  • 05:21Physico-chemical Analysis of Flourescence Quenching and Activation
  • 07:10Induction of Inflammation and In Vivo NIRF Imaging
  • 08:10Results: Representative Liposomal Flourescence Quenching Analyses
  • 09:54Conclusion

Summary

Traduzione automatica

The use of fluorophores for in vivo imaging can be greatly limited by opsonization, rapid clearance, low detection sensitivity and cytotoxic effects on the host. Encapsulation of fluorophores in liposomes by film hydration and extrusion leads to fluorescence quenching and protection which enables in vivo imaging with high detection sensitivity.

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