Probe:	cyclin B3 cDNA
Probe preparation:	Antisense labelled with P33 RNA
Visualized with:	Autoradiography

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Absent

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present	Regionally restricted	9_PND8.5 as dark field	Rare tubules show expression. This expression is in the center of the tubule. No expression is seen in undeveloped tubules that contain only spermatogonia and Steroli cells.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present	Regionally restricted	9_PND9.5 as dark field	Some tubules show expression. This expression is in the center of the tubule. No expression is seen in undeveloped tubules that contain only spermatogonia and Steroli cells.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present	Regionally restricted		Some tubules shown expression. This expression is in the center of the tubule. No expression is seen in undeveloped tubules that contain only spermatogonia and Steroli cells.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present	Regionally restricted	9_PND14.5 as dark field	Tubules containing leptotene or zygotene spermatocytes showed expression but precocious tubules that had progressed to the pachytene stage did not.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present	Regionally restricted	9_PND8.5 as bright field	Rare tubules show expression. This expression is in the center of the tubule. No expression is seen in undeveloped tubules that contain only spermatogonia and Steroli cells.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present	Regionally restricted	9_PND14.5 as bright field (left)	Tubules containing leptotene or zygotene spermatocytes showed expression but precocious tubules that had progressed to the pachytene stage did not.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present	Regionally restricted	9_PND14.5 as bright field (center)	Tubules containing leptotene or zygotene spermatocytes showed expression but precocious tubules that had progressed to the pachytene stage did not.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present	Regionally restricted	9_PND14.5 as bright field (right)	Tubules containing leptotene or zygotene spermatocytes showed expression but precocious tubules that had progressed to the pachytene stage did not.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present	Regionally restricted	10_dark field	Expression is present in tubules between stages VIII and XII. There is no expression in tubles between stages I and VII.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Absent		10_st. II	There is no expression in preleptotene spermatocytes.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Absent		10_st. IV	There is no expression in preleptotene spermatocytes.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Absent		10_st. VI-VII	There is no expression in preleptotene spermatocytes.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present		10_st. VIII-IX	Expression is present in leptotene and zygotene cells.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present	Regionally restricted	10_st. X	Expression is present in leptotene and zygotene cells. It is not detected in the pachytene, diplotene, or secondary spermatocytes.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present	Regionally restricted	10_st. XI	Expression is present in leptotene and zygotene cells. It is not detected in the pachytene, diplotene, or secondary spermatocytes.

Structure	Level	Pattern	Image	Note
TS28: seminiferous tubule	Present	Regionally restricted	10_st. XII	Expression is present in leptotene and zygotene cells. It is not detected in the pachytene, diplotene, or secondary spermatocytes.

Structure	Level	Pattern	Image	Note
TS23: ovary	Present	Regionally restricted	11A	Expression is believed to be in presumptive oocytes.

Structure	Level	Pattern	Image	Note
TS23: ovary	Present	Regionally restricted	11C	Expression is believed to be in presumptive oocytes.

Structure	Level	Pattern	Image	Note
TS28: ovary	Absent		11B

Structure	Level	Pattern	Image	Note
TS28: ovary	Absent		11D