Fecha registrada: April 10 2007

Duration: 34 minutes 27 seconds

The Zetasizer Nano is used to characterize novel surfactant systems for DNA separations and gene delivery applications. The application requires a sensitive, low volume, label free method, so the Zetasizer is ideally suited for this
Table of contents
1. Introduction
02:14
2. New Applications for Zetasizer Nano Series Instrumentation DLS & Zeta Potential
00:20
3. Characterization of Self-Assembly DNA-binding Surfactants
00:38
4. Outline
00:22
5. PART ONE
00:05
6. DLS and BROWNIAN MOTION
00:45
7. Dynamic Light Scattering (DLS)
00:55
8. STOKES-EINSTEIN EQUATION
00:28
9. MEASURING ELECTROPHORETIC MOBILITY
01:44
10. PART TWO
00:33
11. LIPOSOME STRUCTURE
01:08
12. LIPOSOME STRUCTURE
00:59
13. CATIONIC LIPOSOMES IN GENE THERAPY
01:16
14. PNA AMPHIPHILES (PNAA)
02:59
15. Untitled
01:35
16. PNAA MICELLE MORPHOLOGY BY SAXS
01:14
17. PNAA MICELLE SIZE USING ZETASIZER
01:25
18. TRITON MICELLE MORPHOLOGY BY SAXS
00:51
19. TRITON MICELLE SIZE USING ZETASIZER
00:45
20. PNAA Incorporation into Lipid Bilayer
01:45
21. Size distribution of polar PNA liposomes
01:18
22. Size distribution of polar PNA liposomes w/DNA
00:46
23. Mobility distribution of PNAA Lipsomes
00:53
24. Zeta Potential: DNA adsorption to PNA liposomes
02:35
25. VALIDATION OF MOBILITY FROM CAPILLARY ZONE ELECTROPHORESIS
01:38
26. Controlled rupture of liposomes by pH
02:38
27. CONCLUSIONS
01:08
28. Contact information
01:30