Probe:	Geminin probe
Probe preparation:	Antisense labelled with digoxigenin RNA
Visualized with:	Alkaline phosphatase

Structure	Level	Pattern	Image	Note
TS11: neural ectoderm	Present		1A
TS11: primitive streak	Present		1A
TS11: node	Present	Regionally restricted	1A	Expression in dorsal node.
TS11: extraembryonic component	Absent		1A

Structure	Level	Pattern	Image	Note
TS11: neural ectoderm	Present		1B
TS11: surface ectoderm	Absent		1B	Expression terminating sharply at boundary with epidermal ectoderm
TS11: node	Present	Regionally restricted	1B	Expression in dorsal node.
TS11: extraembryonic component	Absent		1B

Structure	Level	Pattern	Image	Note
TS11: neural ectoderm	Present		1C
TS11: surface ectoderm	Absent		1C	Expression terminating sharply at boundary with epidermal ectoderm
TS11: primitive streak	Present		1C

Structure	Level	Pattern	Image	Note
TS13: neural ectoderm	Present		1D
TS13: surface ectoderm	Absent		1D	Expression excluded from epidermal ectoderm.
TS13: heart	Absent		1D
TS13: extraembryonic component	Absent		1D

Structure	Level	Pattern	Image	Note
TS13: neural ectoderm	Present		1E
TS13: neural tube	Present		1E
TS13: surface ectoderm	Absent		1E	Expression excluded from epidermal ectoderm.
TS13: heart	Absent		1E
TS13: extraembryonic component	Absent		1E

Structure	Level	Pattern	Image	Note
TS13: neural ectoderm	Present		1F
TS13: surface ectoderm	Absent		1F	Expression excluded from epidermal ectoderm.

Structure	Level	Pattern	Image	Note
TS15: neural ectoderm	Present		1G
TS15: heart	Strong		1G

Structure	Level	Pattern	Image	Note
TS15: neural ectoderm	Present		1H
TS15: extraembryonic component	Strong		1H

Structure	Level	Pattern	Image	Note
TS15: neural ectoderm	Present		1I
TS15: surface ectoderm	Absent		1I	Expression excluded from epidermal ectoderm.