Antibody:	ILF2 antibody
Detection system:	Biotinylated secondary antibody/[Strept]avidin coupled to Cy3

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present		5B 1
TS28: primary spermatocyte	Present	Regionally restricted	5B 1	Expression is mostly localized in the nuclei of meiotic cells.
TS28: spermatid	Weak		5B 1

Structure	Cell Type	Level	Pattern	Image	Note
TS28: seminiferous tubule		Present		5B 2 top , 5B 2 bottom
TS28: Sertoli cell	Sertoli cell	Present		5B 2 top , 5B 2 bottom	Expression is strong in the nucleoli.
TS28: primary spermatocyte		Present	Regionally restricted	5B 2 top , 5B 2 bottom	Expression is mostly localized in the nuclei of meiotic cells.
TS28: spermatid		Weak		5B 2 top , 5B 2 bottom

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present		5B 3 top , 5B 3 bottom
TS28: spermatogonium	Present		5B 3 bottom , 5B 3 top	Expression is strong in the nucleoli.
TS28: primary spermatocyte	Present	Regionally restricted	5B 3 bottom , 5B 3 top	Expression is mostly localized in the nuclei of meiotic cells.
TS28: spermatid	Weak		5B 3 bottom , 5B 3 top

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present		5B 4 bottom , 5B 4 top
TS28: primary spermatocyte	Present	Regionally restricted	5B 4 top , 5B 4 bottom	Expression is in pachytene cells (and absent in the XY body). Expression is mostly localized in the nuclei of meiotic cells.
TS28: spermatid	Weak		5B 4 bottom , 5B 4 top

Structure	Level	Pattern	Image	Note
TS28: oocyte	Strong		5C 2 top , 5C 3 bottom , 5C 2 bottom , 5C 3 top	Expression strong in nucleus and strongest in the nucleolus and is absent from heterochromatin regions.