Table 1.

Differential metabolic pathway table of the three groups of samples.

Comparison group	Metabolic pathway
A group vs. B group	(1) Glutathione metabolism (2) Inositol phosphate metabolism (3) Glycine, serine, and threonine metabolism (4) Purine metabolism (5) Glycolysis/gluconeogenesis (6) Amino acid and nucleotide sugar metabolism (7) Phosphatidylinositol signaling system (8) Cysteine and methionine metabolism (9) Interconversion of pentose and glucuronic acid
A group vs. C group	(1) Glutathione metabolism (2) Cysteine and methionine metabolism (3) D-Glutamine and D-glutamate metabolism (4) Purine metabolism (5) Inositol phosphate metabolism (6) Glycine, serine, and threonine metabolism (7) Aminoacyl tRNA biosynthesis (8) Amino acid and nucleotide sugar metabolism (9) Alanine, aspartic acid, and glutamate metabolism
B group vs. C group	(1) D-Glutamine and D-glutamate metabolism (2) Alanine, aspartic acid, and glutamate metabolism (3) Arginine biosynthesis (4) Arginine and proline metabolism