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Gene Expression Data
Assay Details
Assay
Reference: J:355262 Kadhim AZ, et al., Transcriptional coactivator MED15 is required for beta cell maturation. Nat Commun. 2024 Oct 8;15(1):8711
Assay type: Immunohistochemistry
MGI Accession ID: MGI:8166936
Gene symbol: Mafa
Gene name: MAF bZIP transcription factor A
Antibody: anti-Mafa
Results
Specimen 3B CTRL Mafa: postnatal week 8; Ins1tm1.1(cre)Thor/Ins1+ (more )
Note: Double labeled: green - Mafa; red - Ins1 (assay MGI:8166934) and Ins2 (assay MGI:8166967).
Structure Cell Type Level Pattern Image Note
TS28: islets of Langerhans type B pancreatic cell Present 3B CTRL (left) Expression in beta-cells.

Specimen 3B M15beta Mafa: postnatal week 8; Ins1tm1.1(cre)Thor/Ins1+, Med15tm1c(KOMP)Wtsi/Med15tm1c(KOMP)Wtsi (more )
Note: Conditional mutant. Double labeled: green - Mafa; red - Ins1 (assay MGI:8166934) and Ins2 (assay MGI:8166967).
Structure Level Pattern Image Note
TS28: islets of Langerhans Absent 3B M15betaKO (left) Complete loss of expression.

Specimen S4C P1 CTRL Mafa: postnatal day 1; Ins1tm1.1(cre)Thor/Ins1+ (more )
Note: Double labeled: green - Mafa; red - Ins1 (assay MGI:8166934) and Ins2 (assay MGI:8166967).
Structure Level Pattern Image Note
TS27: islets of Langerhans Present S4C P1 CTRL Expression in beta-cells.

Specimen S4C P1 M15beta Mafa: postnatal day 1; Ins1tm1.1(cre)Thor/Ins1+, Med15tm1c(KOMP)Wtsi/Med15tm1c(KOMP)Wtsi (more )
Note: Conditional mutant. Double labeled: green - Mafa; red - Ins1 (assay MGI:8166934) and Ins2 (assay MGI:8166967).
Structure Level Pattern Image Note
TS27: islets of Langerhans Absent S4C P1 M15betaKO Complete loss of expression.

Specimen S4C P7 CTRL Mafa: postnatal day 7; Ins1tm1.1(cre)Thor/Ins1+ (more )
Note: Double labeled: green - Mafa; red - Ins1 (assay MGI:8166934) and Ins2 (assay MGI:8166967).
Structure Cell Type Level Pattern Image Note
TS28: islets of Langerhans type B pancreatic cell Present S4C P7 CTRL Expression in beta-cells.

Specimen S4C P7 M15beta Mafa: postnatal day 7; Ins1tm1.1(cre)Thor/Ins1+, Med15tm1c(KOMP)Wtsi/Med15tm1c(KOMP)Wtsi (more )
Note: Conditional mutant. Double labeled: green - Mafa; red - Ins1 (assay MGI:8166934) and Ins2 (assay MGI:8166967).
Structure Level Pattern Image Note
TS28: islets of Langerhans Absent S4C P7 M15betaKO Complete loss of expression.

Specimen S4C P14 CTRL Mafa: postnatal day 14; Ins1tm1.1(cre)Thor/Ins1+ (more )
Note: Double labeled: green - Mafa; red - Ins1 (assay MGI:8166934) and Ins2 (assay MGI:8166967).
Structure Cell Type Level Pattern Image Note
TS28: islets of Langerhans type B pancreatic cell Present S4C P14 CTRL Expression in beta-cells.

Specimen S4C P14 M15beta Mafa: postnatal day 14; Ins1tm1.1(cre)Thor/Ins1+, Med15tm1c(KOMP)Wtsi/Med15tm1c(KOMP)Wtsi (more )
Note: Conditional mutant. Double labeled: green - Mafa; red - Ins1 (assay MGI:8166934) and Ins2 (assay MGI:8166967).
Structure Level Pattern Image Note
TS28: islets of Langerhans Absent S4C P14 M15betaKO Complete loss of expression.

Specimen S4C 3wk CTRLMafa: postnatal week 3; Ins1tm1.1(cre)Thor/Ins1+ (more )
Note: Double labeled: green - Mafa; red - Ins1 (assay MGI:8166934) and Ins2 (assay MGI:8166967).
Structure Cell Type Level Pattern Image Note
TS28: islets of Langerhans type B pancreatic cell Present S4C 3wk CTRL Expression in beta-cells.

Specimen S4C 3wk M15beta Mafa: postnatal week 3; Ins1tm1.1(cre)Thor/Ins1+, Med15tm1c(KOMP)Wtsi/Med15tm1c(KOMP)Wtsi (more )
Note: Conditional mutant. Double labeled: green - Mafa; red - Ins1 (assay MGI:8166934) and Ins2 (assay MGI:8166967).
Structure Level Pattern Image Note
TS28: islets of Langerhans Absent S4C 3wk M15betaKO Complete loss of expression.

Specimen S4C 4wk CTRL Mafa: postnatal week 4; Ins1tm1.1(cre)Thor/Ins1+ (more )
Note: Double labeled: green - Mafa; red - Ins1 (assay MGI:8166934) and Ins2 (assay MGI:8166967).
Structure Cell Type Level Pattern Image Note
TS28: islets of Langerhans type B pancreatic cell Present S4C 4wk CTRL

Specimen S4C 4wk M15beta Mafa: postnatal week 4; Ins1tm1.1(cre)Thor/Ins1+, Med15tm1c(KOMP)Wtsi/Med15tm1c(KOMP)Wtsi (more )
Note: Conditional mutant. Double labeled: green - Mafa; red - Ins1 (assay MGI:8166934) and Ins2 (assay MGI:8166967).
Structure Level Pattern Image Note
TS28: islets of Langerhans Absent S4C 4wk M15betaKO Complete loss of expression.


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Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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last database update
10/06/2026
MGI 6.29
The Jackson Laboratory