GAA	Guanidinoacetic acid
Met	Methionine
ADG	Average daily gain
FCE	Feed conversion efficiency
NDF	Neutral detergent fiber
TVFAs	Total volatile fatty acids
DM	Dry matter
CP	Crude protein
TMR	Total mixed ration
IBW	Initial body weight
FBW	Final body weight
DMI	Dry matter intake
NH3-N	Ammonia-nitrogen
VFAs	Volatile fatty acids
Calcium	Ca
Phosphorus	P
ME	Metabolizable energy
NEm	Net energy for maintenance
NEg	Net energy for gain
TP	Total protein
GLB	Globulin
ALB	Albumin
GLU	Glucose
UREA	Urea nitrogen
TGs	Triglycerides
TC	Cholesterol
LDL-C	Low-density lipoprotein cholesterol
HDL-C	High-density lipoprotein cholesterol
ALT	Alanine aminotransferase
AST	Aspartate aminotransferase
ALP	Alkaline phosphatase
HSL	Hormone-sensitive lipase
ACC	Acetyl-CoA carboxylase
FAS	Fatty acid synthase
CK	Creatine kinase
ATP	Adenosine triphosphate
GAMT	Guanidinoacetic acid-N-methyltransferase
AGAT	Arginine–glycine amidinotransferase
T-AOC	Total antioxidant capacity
SOD	Superoxide dismutase
CAT	Catalase
MDA	Malondialdehyde
GSH	Glutathione
GSH-Px	Glutathione peroxidase
PCA	Principal component analysis
OPLS-DA	Orthogonal partial least squares discriminant analysis
KEGG	Kyoto Encyclopedia of Genes and Genomes