mL	milliliter
μg	microgram
pH	potential of hydrogen
μm	Micrometre
v/v	Volume To Volume Ratio
mm	millimeter
i.d.	Inside Diameter
m/z	mass-to-charge ratio
log	logarithm
mM	millimolar
M	molar
μL	microliter
ng	nanogram
nm	nanometer
ROS	reactive oxygen species
PM	Sperm motility
RPM	Progressive motility
VSL	straight-line velocity
VCL	curved-line velocity
VAP	average path velocity
LIN	linearity
WOB	wobble
T-AOC	Total antioxidant capacity
MDA	Malondialdehyde
SOD	Superoxide dismutase
CAT	Catalase
NOX	NADPH oxidase
ATP	Adenosine triphosphate
LC-MS	Liquid Chromatograph Mass Spectrometer
MS	Mass Spectrometer
DEMs	Differentially expressed metabolites
VIP	variable importance in projection
p-value	Probability value
FDR	false discovery rate
SD	standard deviation
ANOVA	Analysis of Variance
CK	Control Check
TG	treatment group
OPLS-DA	Orthogonal partial least squares-discriminant analysis
DEPs	Difficult-to-express proteins
FAK	focal adhesion kinase