Reporter:	lacZ
	Direct Detection

Structure	Level	Pattern	Image	Note
TS4: compacted morula	Present	Regionally restricted	4A	Expression is in a subpopulation of cells in the morula, consisting of both inner and outer cells.

Structure	Level	Pattern	Image	Note
TS4: inner cell mass	Present		4B
TS4: polar trophectoderm	Weak		4B

Structure	Level	Pattern	Image	Note
TS5: inner cell mass	Present		4C
TS5: polar trophectoderm	Present		4C
TS5: mural trophectoderm	Present	Single cells	4C
TS5: embryo	Present	Regionally restricted	4C	Expression is in the overlying primitive endoderm.

Structure	Level	Pattern	Image	Note
TS8: extraembryonic ectoderm	Strong		4D
TS8: anterior visceral endoderm	Strong	Regionally restricted	4D	Expression is in the anterior visceral endoderm before its migration.
TS8: epiblast	Present	Regionally restricted	4D	Expression is localized to the apical surface of the epiblast.

Structure	Level	Pattern	Image	Note
TS9: embryo	Present	Regionally restricted	4E	Expression is in the epiblast.
TS9: extraembryonic visceral endoderm	Present		4E
TS9: extraembryonic ectoderm	Present	Regionally restricted	4E	Expression is in the proximal extraembryonic ectoderm.

Structure	Level	Pattern	Image	Note
TS11: chorion	Present		4F
TS11: definitive endoderm	Present		4F
TS11: extraembryonic visceral endoderm	Present		4F
TS11: primitive streak	Strong		4F
TS11: embryo mesoderm	Strong	Regionally restricted	4F	Expression is in nascent mesoderm.
TS11: embryo	Present		4F	Expression is in the epiblast and is highest in the posterior.

Structure	Level	Pattern	Image	Note
TS12: 1st branchial arch mesenchyme derived from neural crest	Present		4G
TS12: gut	Present		4G
TS12: notochord	Present		4G
TS12: somite	Present		4G
TS12: trunk unsegmented mesenchyme	Present		4G
TS12: head	Present	Regionally restricted	4G	Expression is around the optic eminence.

Structure	Level	Pattern	Image	Note
TS13: 1st branchial arch mesenchyme derived from neural crest	Present		4H
TS13: 2nd branchial arch mesenchyme derived from neural crest	Present		4H
TS13: gut	Present		4H
TS13: notochord	Present		4H
TS13: somite	Present		4H
TS13: trunk unsegmented mesenchyme	Present		4H
TS13: head	Present	Regionally restricted	4H	Expression is around the optic eminence.

Structure	Level	Pattern	Image	Note
TS15: gut	Strong		4I
TS15: notochord	Strong		4I
TS15: otocyst	Strong		4I
TS15: somite	Strong		4I
TS15: tail unsegmented mesenchyme	Strong		4I
TS15: head	Strong	Regionally restricted	4I	Expression is around the optic eminence.
TS15: branchial arch	Strong	Regionally restricted	4I	Expression is in neural crest cells.

Structure	Level	Pattern	Image	Note
TS18: gut	Strong		4J
TS18: notochord	Strong		4J
TS18: otocyst	Strong		4J
TS18: somite	Strong		4J
TS18: tail unsegmented mesenchyme	Strong		4J
TS18: head	Strong	Regionally restricted	4J	Expression is around the optic eminence.
TS18: branchial arch mesenchyme derived from neural crest	Strong		4J

Structure	Level	Pattern	Image	Note
TS15: biliary bud	Present		5A
TS15: gut	Present		5A
TS15: head mesenchyme	Present		5A
TS15: trunk mesenchyme	Present		5A
TS15: trunk somite	Present		5A
TS15: trunk myotome	Strong		5A
TS15: surface ectoderm	Present	Regionally restricted	5A	Expression is in the developing epidermal layer.
TS15: genitourinary system	Present	Regionally restricted	5A	Expression is in pronephric tissue.

Structure	Level	Pattern	Image	Note
TS15: biliary bud	Present		5B
TS15: gut	Present		5B
TS15: head mesenchyme	Present		5B
TS15: midgut	Present		5B
TS15: notochord	Present		5B
TS15: trunk mesenchyme	Present		5B
TS15: trunk somite	Present		5B
TS15: trunk myotome	Strong		5B
TS15: surface ectoderm	Present	Regionally restricted	5B	Expression is in the developing epidermal layer.
TS15: genitourinary system	Present	Regionally restricted	5B	Expression is in pronephric tissue.
TS15: neural tube	Present	Regionally restricted	5B	Expression is in the most dorsal regions marking the point of closure of the neural folds, it is absent elsewhere in the neural tube.

Structure	Level	Pattern	Image	Note
TS15: neural tube	Present	Regionally restricted	5B'	Expression is in the most dorsal regions marking the point of closure of the neural folds, it is absent elsewhere in the neural tube.

Structure	Level	Pattern	Image	Note
TS15: biliary bud intrahepatic part	Present		5C
TS15: foregut	Present		5C
TS15: hindgut	Present		5C
TS15: lung	Present		5C
TS15: notochord	Present		5C

Structure	Level	Pattern	Image	Note
TS15: biliary bud intrahepatic part	Present		5D
TS15: branchial arch mesenchyme derived from neural crest	Present		5D
TS15: trigeminal preganglion	Present		5D
TS15: heart	Absent		5D

Structure	Level	Pattern	Image	Note
TS15: branchial arch mesenchyme derived from neural crest	Present		5E
TS15: otocyst	Strong		5E

Structure	Level	Pattern	Image	Note
TS15: 1st branchial arch mesenchyme derived from neural crest	Present		5F
TS15: head mesenchyme	Present		5F
TS15: trigeminal preganglion	Present		5F