Voyager DP-263-S Guía de usuario Pagina 416

  • Descarga
  • Añadir a mis manuales
  • Imprimir
  • Pagina
    / 612
  • Tabla de contenidos
  • SOLUCIÓN DE PROBLEMAS
  • MARCADORES
  • Valorado. / 5. Basado en revisión del cliente
Vista de pagina 415
Chapter 7 PSD Analysis
7-12 PerSeptive Biosystems
7
Benefits
The benefits provided by CID include:
Fragmentation of ions that does not occur under normal
PSD conditions
Side chain fragmentation that may allow you to
distinguish between Leucine and Isoleucine isomers
Greater number of immonium ions generated for peptide
analysis
Figure 7-6 and Figure 7-7 are sample spectra from low and
mid mass ranges that illustrate the impact of CID gas.
Figure 7-6 Low Masses—Impact of CID (Angiotensin I)
In the top trace (CID off), typical fragments are seen and
labeled.
In the bottom trace (CID on), fragments not seen without CID,
or fragments that are significantly enhanced with CID, are
labeled.
CID off
CID on, enhanced peaks
labeled
Vista de pagina 415
1 2 ... 411 412 413 414 415 416 417 418 419 420 421 ... 611 612

Comentarios a estos manuales

Sin comentarios