2D-LC-MS	Two-dimensional liquid chromatography-tandem mass spectrometry
ACTA2	Actin alpha 2
AMH	Anti-Mullerian hormone
BMP4	Bone morphogenic protein 4
CREM	CAMP responsive element modulator
CYP19A1	Cytochrome P450 Family 19 Subfamily A Member 1
DDX4	DEAD-Box Helicase 4
ELISA	Enzyme-linked immunosorbent assay
FGF2	Fibroblast growth factor 2
FSH	Follicle-stimulating hormone
G′	Storage modulus
G″	Loss modulus
GAG	Glycosaminoglycan
GC	Germ cell
hCG	Human chorionic gonadotropin
IHC	Immunohistochemistry
ITT	Immature testicular tissue
KSR	Knock-out serum replacement
LC	Leydig cell
PBS	Phosphate-buffered saline
SC	Sertoli cell
SCF	Stem cell factor
SOX9	SRY-Box 9
SSC	Spermatogonial stem cell
SCP3	Synaptonemal complex protein 3
ST-like	Seminiferous tubule-like
TBS	Tris-buffered saline
TBST	TBS-Triton
TCS	Testicular cell suspension
tECM	Testicular extracellular matrix
TO	Testicular organoid