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Table 1 Comparison of the number of peaks detected in direct and TRIzol extractions using UREA-CHAPS reagent and CM10 array.

From: Optimising the Use of TRIzol-extracted Proteins in Surface Enhanced Laser Desorption/ Ionization (SELDI) Analysis

   Number of peaks detected by CM10
Laser Power M/Z Range (x1000) Direct extraction TRIzol extraction
   Urea Urea Triton ACN SDS
Low 2 to 10 14 15 14 12 2
High 10 to 200 60 60 45 33 12
Total 2 to 200 74 75 59 45 14