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SHARED
RESOURCES - Laser Capture Microdissection
Overview:
A
new, more effective, and easy to use Laser Capture Microdissection platform
is available to investigators at Moores UCSD Cancer Center and other
researchers on and off campus. The microscope has far superior optics
to any previous laser capture system, and control of laser cutting and
selection is simple and accurate (see figure).
All manipulations -- movement of the stage, cutting of areas of interest,
and capture of images before and after dissection are automatically
controlled by the software.
The MMI SL µCut Laser Capture Microdissection system is equipped
with a solid state UV laser that guarantees precise cutting without
damaging the tissue. Single cells or groups of cells can be isolated
from paraffin sections, cryo samples, smears, and cell cultures. The
captured cells can then be used in a wide range of downstream assays,
such as gene expression analysis, genomic profiling using microarrays,
or for proteomic analysis. The new adhesive film technology allows quantitative
and contamination-free isolation of RNA, DNA, or proteins for gene expression,
gene chip analysis, RTPCR, Q-PCR, and proteomics applications
(typical RNA yields are 30-60 ng/1000 cells).
High precision xy-stage,
and CCD camera allows identification, documentation, and dissection
of multiple regions of interest from the same tissue specimen. The microscope
is also equipped with fluorescence lamp and filters suitable for the
identification of GFP, and RFP labeled cells, and fluorescent antibody
labeled cells.
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