Table 4.
List of metabolic pathways with statistically significant differences (P<0.05) between in Cobb thigh meat from conventional and animal-welfare farms

Pathway	Match status	Pathway impact
Phenylalanine, tyrosine and tryptophan biosynthesis	2/4	1.000
D-Glutamine and D-glutamate metabolism	1/6	0.500
Nicotinate and nicotinamide metabolism	3/15	0.429
Alanine, aspartate and glutamate metabolism	4/28	0.423
β-Alanine metabolism	4/21	0.399
Phenylalanine metabolism	2/10	0.357
Glycine, serine and threonine metabolism	2/33	0.246
Tyrosine metabolism	2/42	0.164
Pyrimidine metabolism	3/39	0.164
Arginine biosynthesis	3/14	0.117
Glutathione metabolism	2/28	0.108
Glyoxylate and dicarboxylate metabolism	3/32	0.106
Arginine and proline metabolism	2/28	0.098
Pyruvate metabolism	3/22	0.061
Histidine metabolism	3/16	0.049
Citrate cycle	1/20	0.030
Glycolysis / gluconeogenesis	4/26	0.029
Valine, leucine and isoleucine degradation	4/40	0.023
Pantothenate and CoA biosynthesis	4/19	0.021
Primary bile acid biosynthesis	2/46	0.015