ARE	antioxidant response element
ANOVA	one-way analysis of variance
ASK1	apoptosis signal-regulating kinase 1
BA	betulinic acid
CPF	chlorpyrifos
CAT	catalase
Dex	dexamethasone
DHE	dihydroethidium
ERK	extracellular signal-regulated kinases
ECL	enhanced chemiluminescence
GSH-Px	glutathione peroxidase
GSH	glutathione
HO-1	heme oxygenase-1
H&E	hematoxylin-eosin
HRP	horseradish peroxidase
JNK	c-Jun N-terminal kinase
Keap1	kelch-like erythroid cell-derived protein with CNC homology [ECH]-associated protein 1
LYMs	lymphocytes
MDA	malondialdehyde
MAPK	mitogen-activated protein kinases
Nrf2	nuclear factor erythroid 2 [NF-E2]-related factor 2
p38	p38 mitogen-activated protein kinase
PLTs	platelets
ROS	reactive oxygen species
RBCs	red blood cells
SOD	superoxide dismutase
SEM	standard error of the mean
TC	total cholesterol
TG	triglyceride
T-AOC	total antioxidant capacity
TUNEL	terminal deoxynucleotidyl-transferase-mediated dUTP nick end labeling
TEM	transmission electron microscopy
WBCs	white blood cells