MS
Imaging
Mass spectrometry (MS) imaging visualizes the spatial arrangement of molecules, such as biomarkers, metabolites, peptides, or proteins, based on their molecular masses. The SICRIT® Ion Source in combination with a laser ablation setup or as post-ionization device for (AP-) MALDI enables MS imaging down to 5μm.
The SICRIT® Ion Source in combination with a laser ablation setup or as post-ionization device for (AP-) MALDI enables MS imaging down to 5μm.
High Resolution Laser Ablation
The combination of a UV-laser ablation system with the flow-through SICRIT® Ion Source allows for a efficient, soft ionization-based visualization of molecules with a very high spatial resolution.
The SICRIT® Ion Source can be hyphenated to any commercial laser ablation system and nearly any API mass spectrometer that is commercially available. This makes this technique easy to adapt to individual needs regarding the sample type and analytical question.“
Elia, E.A. et al, Anal. Chem. 2020, 92, 15285–15290
Postionization For (AP)Maldi
Using the flow-through SICRIT® Ion Source as post-ionization device for AP-MALDI imaging allows to ionize and visualize additional molecules that have not been ionized with the primary ionization source. This significantly expands the mass spectrometric view on the sample in an MS imaging approach.
The ease with which the SICRIT® device can be installed and the minimal need for optimization presents this commercially available tool as an attractive method for simple post-ionization for any AP-MALDI MS imaging.“
Elia, E.A. et al, Anal. Chem. 2020, 92, 15285–15290
Related Documents
Molecular imaging using laser ablation-postionization mass spectrometry
Here, a complete solution is presented for converting any mass spectrometer (MS) with an atmospheric pressure inlet (LC-MS) into a laser ablation (LA)-MS for imaging using the SICRIT® ionization
source.
New Imaging Booklet
To perform chemical imaging, plug & play interface the high-performance laser ablation (LA) system from Elemental Scientific Lasers (ESL imageBIO266) directly with your LC-MS using the SICRIT® ion source and process the produced data with ESL’s iolite Version 4 software.
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