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Table 2 Number of proteins identified in the second digest with and without PPS Silent® Surfactant

From: Elucidation of the outer membrane proteome of Salmonella enterica serovar Typhimurium utilising a lipid-based protein immobilization technique

Protein type Sample Group
  No PPS + PPS
  Incl 1 peptide >1 peptide Incl 1 peptide >1 peptide
All types 122 74 162 89
Non-membrane 43 23 62 31
Membrane-associated 79 51 100 58
OMP 48 38 59 42
% Non-membrane 35% 31% 38% 35%
% Membrane-assoc. 65% 69% 62% 66%
% OMP 39% 51% 37% 47%