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Table 3 Principal Component Analysis conducted on liver protein expression

From: Litter size manipulation in laboratory mice: an example of how proteomic analysis can uncover new mechanisms underlying the cost of reproduction

Variables PC1 PC2
  Calcium metabolism and ageing Cell growth and biogenesis
Regucalcin (spot N°748) 0.86  
Fructose-1,6-biphosphatase 1 (spot N°516) 0.82  
Indolethylamine N-methyltransferase (spot N°657) 0.74  
Glycine N-methytransferase and/or Malate dehydrogenase 1 (spot N°570)   0.93
Alpha-enolase and/or Adenosylhomocysteinase (spot N°422)   0.89
Selenium-binding protein 1 (spot N°383)   -0.72
Eigenvalues 2.77 1.86
% of variance 46.2 31.1
  1. Principal Component Analysis was run from liver protein expression data of 12 reproductive adult females after litter size manipulation. Spot N° correspond to those reported in Additional file 1: Figure S1.