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LuminMax-C for High Sensitivity Luminescence Detection. Maxwell Sensors Inc. Who will use ?. Biotechnology research laboratories University biological and biochemical laboratories Hospital research laboratories Government biological and biomedical laboratories
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LuminMax-C for High Sensitivity Luminescence Detection Maxwell Sensors Inc.
Who will use ? • Biotechnology research laboratories • University biological and biochemical laboratories • Hospital research laboratories • Government biological and biomedical laboratories • Food industry • Environmental testing • Forensic testing
What kind of tests ? • Immunoassay and proteomics • Nucleic acids, DNA, RNA, and genomics • Cell viability tests, luciferase, ATP assay • Clinical diagnostics and tests • E-coli bacterial food tests • Toxin environmental tests • Restaurant sanitary tests
What is Luminescence ? - It generates light by chemical reactions, the light signal can be used for analyte quantification - It does not require external light source to excite the analyte, such as fluorescence or absorbance measurement - Due to photon counting detector can detect a few photons, the detection can be extremely sensitive - Common luminescence are chemiluminescence & bioluminescence
How the light is generated? - There are more than 50 chemical reactions have been used to generate light - The most common reactions use: Substrate + Enzyme excited state molecule* Light or Substrate + Enzyme + ATP excited state molecule* Light *excited state molecule: e.g. dioxetane
What are the substrates? There are many different substrates & their derivatives, such as
What are the substrates? There are many different substrates & their derivatives, such as • Luciferin • Acridinium ester • Luminol • Isoluminol • Lumi-PPD,Lumigen-PS-atto, • etc
What are the Enzymes? • Horseradish peroxidase (HRP) • Luciferase • Alkaline phosphatase (AP) • Peroxidase • Dehydrogenase • Galactosidase, etc.
Example 1 Enzyme can be used for quantification
Example 2 Enzyme, ATP, or Mg++ (Ca++) can be used for quantification
How to use for quantification? Enzyme: can be used for indirect labeling proteins or nucleic acids, so it can be used to quantify proteins or nucleic acids Luciferase, ATP, or Ca++ can be used for direct quantification of biological cells
How to label proteins? *: enzyme Light
Flash Luminescence Stable Flash (Promega, Lumigen, etc.) Conventional flash
Luminescence Response Time Lumigen-PS-atto (rapid response)
Sensitivity for Cell Analysis Promega kit
Luminescent Kits Resources Promega- reagent kits, cell kits Stratagene- reagent kits Bioassay System- luciferase gene assay kits Pierce- enzymes, substrate KPL- enzymes, substrates Lumigen- substrates etc.
Microplate Resources Nunc Costar, Corning, Perkin Elmer, BD Biosciences, Greeiner bio-one Evergreen Sciences Maxwell Sensors Inc. (low cost strip & reusable tray)
Microplate Varieties Types of microplates • Bottom clear: read from bottom (for MSI-LuminMax-C) • Total opaque: need to read from top, signal depends on solution volume Types of surface treatment: • Untreated, Sterile • Treated, Sterile – increase binding • Coating for specific proteins or Nucleic acids
LuminMax-C Advantages • User Friendly: Very easy to use, 5 -10 minutes learning will be able to start to operate. • Cost Effective: The most cost-effective and high performance system on the world market. Offers low cost consumables • High Sensitivity: One of the most sensitive photoncounting luminometer on the market, the system has the ability to detect a few photons or attomoles molecules.
LuminMax-C Advantages (conti.) • Extremely Compact: It is suitable for laboratory uses. • Consistent Testing Results: Signal is sample volume independent. • Minimum Cross-talk: Unique adapter design offers minimal cross-talk and excellent optical efficiency. • Solid Packaged: The system is packaged in metal case; it prevents components damage or mis-alignment during shipping. • Excellent service: Rapid responses (e.g. 24 hours) and immediately actions