Probe:

Otx2 probe26

Structure	Level	Pattern	Image	Note
TS7: primitive endoderm	Weak	Regionally restricted	2G	Expression was detected in the laterodistal visceral endoderm.
TS7: epiblast	Weak	Regionally restricted	2G	Expression was detected in the entire embryonic ectoderm.

Structure	Level	Pattern	Image	Note
TS8: epiblast	Strong	Regionally restricted	2J	Expression was intense in the embryonic ectoderm.

Structure	Level	Pattern	Image	Note
TS9: anterior visceral endoderm	Present		4C
TS9: primitive streak	Present	Regionally restricted	4C	Expression was detected in the distal primitive streak, but not in the proximal cells.

Structure	Level	Pattern	Image	Note
TS9: anterior visceral endoderm	Present		4F
TS9: primitive streak	Present	Regionally restricted	4F	Expression was detected in the distal primitive streak.

Structure	Level	Pattern	Image	Note
TS11: definitive endoderm	Present	Regionally restricted	4K	Expression was detected in the anterior definitive endoderm.
TS11: notochordal process	Present		4K
TS11: neural ectoderm	Present	Regionally restricted	4K	Expression was detected in the anterior neuroectoderm.
TS11: mesenchyme derived from head mesoderm	Absent		4K

Structure	Level	Pattern	Image	Note
TS11: notochordal process	Present		4N
TS11: neural ectoderm	Present	Regionally restricted	4N	Expression was detected in the anterior neuroectoderm.