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Gene Expression Data
Assay Details
Assay
Reference: J:55840 Saga Y, et al., MesP1 is expressed in the heart precursor cells and required for the formation of a single heart tube. Development. 1999 Aug;126(15):3437-47
Assay type: In situ reporter (knock in)
MGI Accession ID: MGI:5140207
Gene symbol: Mesp1
Gene name: mesoderm posterior 1
Reporter: lacZ
Direct Detection
Results
Specimen 3A: embryonic day 6.5; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present 3A Expression is present between the extraembryonic and proximal end of the of emryonic ectoderm.

Specimen 3B: embryonic day 6.75; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS10: embryo mesoderm Present 3B The expression pattern is wedge shaped.

Specimen 3C: embryonic day 7.5; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present 3C The expression pattern is wedge shaped.

Specimen 3D: embryonic day 7.75; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present Regionally restricted 3D Stained cells are anterior and lateral, including in the region where the presumptive head fold is formed.

Specimen 3E: embryonic day 8.5; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS12: trunk unsegmented mesenchyme Trace 3E

Specimen 3F: embryonic day 9.5; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS14: trunk unsegmented mesenchyme Trace 3F

Specimen 4A: embryonic day 6.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present 4A
TS9: embryo ectoderm Absent 4A
TS9: embryo endoderm Absent 4A

Specimen 4A': embryonic day 6.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present 4A'
TS9: embryo ectoderm Absent 4A'
TS9: embryo endoderm Absent 4A'

Specimen 4A'1: embryonic day 6.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present Regionally restricted 4A'1 Expression is present in mesodermal cells that had initially ingressed through the primitive streak.
TS9: embryo ectoderm Absent 4A'1
TS9: embryo endoderm Absent 4A'1

Specimen 4A'2: embryonic day 6.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present Regionally restricted 4A'2 Expression is present in mesodermal cells that had initially ingressed through the primitive streak.
TS9: embryo ectoderm Absent 4A'2
TS9: embryo endoderm Absent 4A'2

Specimen 4A'3: embryonic day 6.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present Regionally restricted 4A'3 Expression is present in mesodermal cells that had initially ingressed through the primitive streak.
TS9: embryo ectoderm Absent 4A'3
TS9: embryo endoderm Absent 4A'3

Specimen 4A'4: embryonic day 6.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present Regionally restricted 4A'4 Expression is present in mesodermal cells that had initially ingressed through the primitive streak.
TS9: embryo ectoderm Absent 4A'4
TS9: embryo endoderm Absent 4A'4

Specimen 4A'5: embryonic day 6.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present Regionally restricted 4A'5 Expression is present in mesodermal cells that had initially ingressed through the primitive streak.
TS9: embryo ectoderm Absent 4A'5
TS9: embryo endoderm Absent 4A'5

Specimen 4A'6: embryonic day 6.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo ectoderm Absent 4A'6
TS9: embryo endoderm Absent 4A'6

Specimen 4B: embryonic day 6.5; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present 4B
TS9: embryo ectoderm Absent 4B
TS9: embryo endoderm Absent 4B

Specimen 4B': embryonic day 6.5; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present 4B'
TS9: embryo ectoderm Absent 4B'
TS9: embryo endoderm Absent 4B'

Specimen 4B'1: embryonic day 6.5; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present 4B'1
TS9: embryo ectoderm Absent 4B'1
TS9: embryo endoderm Absent 4B'1

Specimen 4B'2: embryonic day 6.5; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present 4B'2
TS9: embryo ectoderm Absent 4B'2
TS9: embryo endoderm Absent 4B'2

Specimen 4B'3: embryonic day 6.5; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present 4B'3
TS9: embryo ectoderm Absent 4B'3
TS9: embryo endoderm Absent 4B'3

Specimen 4B'4: embryonic day 6.5; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present 4B'4
TS9: embryo ectoderm Absent 4B'4
TS9: embryo endoderm Absent 4B'4

Specimen 4B'5: embryonic day 6.5; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo mesoderm Present 4B'5
TS9: embryo ectoderm Absent 4B'5
TS9: embryo endoderm Absent 4B'5

Specimen 4B'6: embryonic day 6.5; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS9: embryo ectoderm Absent 4B'6
TS9: embryo endoderm Absent 4B'6

Specimen 4C: embryonic day 7.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present 4C

Specimen 4C': embryonic day 7.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present 4C'

Specimen 4C'1: embryonic day 7.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present Regionally restricted 4C'1 There is no staining in the most distal mesodermal cells, destined for the axial notochord, and the anteriormost mesodermal cells.

Specimen 4C'2: embryonic day 7.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present Regionally restricted 4C'2 There is no staining in the most distal mesodermal cells, destined for the axial notochord, and the anteriormost mesodermal cells.

Specimen 4C'3: embryonic day 7.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present Regionally restricted 4C'3 There is no staining in the most distal mesodermal cells, destined for the axial notochord, and the anteriormost mesodermal cells.

Specimen 4C'4: embryonic day 7.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present Regionally restricted 4C'4 There is no staining in the most distal mesodermal cells, destined for the axial notochord, and the anteriormost mesodermal cells.

Specimen 4C'5: embryonic day 7.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present Regionally restricted 4C'5 There is no staining in the most distal mesodermal cells, destined for the axial notochord, and the anteriormost mesodermal cells.

Specimen 6A: embryonic day 7.5; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present 6A

Specimen 6B: embryonic day 7.5; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present 6B

Specimen 6C: embryonic day 7.5; Mesp1tm1Ysa/Mesp1tm3Ysa (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present 6C Unlike in wild type, in the mutants the cells do not actively migrate from the primitive streak but rather remain in the primitive streak.

Specimen 6C1: embryonic day 7.5; Mesp1tm1Ysa/Mesp1tm3Ysa (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present 6C1 Unlike in wild type, in the mutants the cells do not actively migrate from the primitive streak but rather remain in the primitive streak.

Specimen 6C2: embryonic day 7.5; Mesp1tm1Ysa/Mesp1tm3Ysa (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present 6C2 Unlike in wild type, in the mutants the cells do not actively migrate from the primitive streak but rather remain in the primitive streak.

Specimen 6C3: embryonic day 7.5; Mesp1tm1Ysa/Mesp1tm3Ysa (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present 6C3 Unlike in wild type, in the mutants the cells do not actively migrate from the primitive streak but rather remain in the primitive streak.

Specimen 6C4: embryonic day 7.5; Mesp1tm1Ysa/Mesp1tm3Ysa (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present 6C4 Unlike in wild type, in the mutants the cells do not actively migrate from the primitive streak but rather remain in the primitive streak.

Specimen 6C5: embryonic day 7.5; Mesp1tm1Ysa/Mesp1tm3Ysa (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present 6C5 Unlike in wild type, in the mutants the cells do not actively migrate from the primitive streak but rather remain in the primitive streak.

Specimen 6D: embryonic day 7.5; Mesp1tm1Ysa/Mesp1tm3Ysa (more )
Structure Level Pattern Image Note
TS11: embryo mesoderm Present 6D Unlike in wild type, in the mutants the cells do not actively migrate from the primitive streak but rather remain in the primitive streak.

Specimen 6E: embryonic day 8.0-8.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS12: embryo mesenchyme Trace 6E

Specimen 6F: embryonic day 8.0-8.25; Mesp1tm1Ysa/Mesp1+ (more )
Structure Level Pattern Image Note
TS12: embryo mesenchyme Strong 6F Unlike in wild type, expression levels remain strong in the mutant.


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last database update
05/21/2024
MGI 6.23
The Jackson Laboratory