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Gene Expression Data
Assay Details
Assay
Reference: J:320488 Tanimizu N, et al., Intrahepatic bile ducts are developed through formation of homogeneous continuous luminal network and its dynamic rearrangement in mice. Hepatology. 2016 Jul;64(1):175-88
Assay type: Immunohistochemistry
MGI Accession ID: MGI:7614780
Gene symbol: Spp1
Gene name: secreted phosphoprotein 1
Results
Specimen 1B1/3: postnatal week 14 (more )
Note: Double labeled: green - Spp1; red - Pecam1 (assay MGI:7614781).
Structure Level Pattern Image Note
TS28: biliary ductule Present Regionally restricted 1B1 , 1B3 Expression in large ducts and small ductules around portal vein.
TS28: intrahepatic bile duct Present Regionally restricted 1B1 , 1B3 Expression in large ducts and small ductules around portal vein.

Specimen 1E1/3: postnatal week 1 (more )
Note: Double labeled: green - Spp1; red - Pecam1 (assay MGI:7614781).
Structure Cell Type Level Pattern Image Note
TS28: biliary tract cholangiocyte Present Regionally restricted 1E3 , 1E1 Expression in cholangiocytes forming network around portal vein. Luminal network similar to that of adult.
TS28: biliary ductule Present Regionally restricted 1E1 , 1E3 Expression in large ducts and small ductules around portal vein.
TS28: intrahepatic bile duct Present Regionally restricted 1E1 , 1E3 Expression in large ducts and small ductules around portal vein.

Specimen 2A1: embryonic day 16.0 (more )
Structure Cell Type Level Pattern Image Note
TS24: biliary tract cholangiocyte Present Regionally restricted 2A1 Expression in cholangiocytes forming mesh-like network around portal vein.

Specimen 2A2: embryonic day 16.0 (more )
Structure Cell Type Level Pattern Image Note
TS24: biliary tract cholangiocyte Present Regionally restricted 2A2 Network of cholangiocytes is interrupted at some points.

Specimen 2A3: embryonic day 16.0 (more )
Structure Cell Type Level Pattern Image Note
TS24: biliary tract cholangiocyte Present Regionally restricted 2A3 Expression in cholangiocytes at periphery, many not yet incorporated into network structure around portal vein.

Specimen 2B1: embryonic day 17.0 (more )
Structure Cell Type Level Pattern Image Note
TS25: biliary tract cholangiocyte Present 2B1

Specimen 2B2: embryonic day 17.0 (more )
Structure Cell Type Level Pattern Image Note
TS25: biliary tract cholangiocyte Present Regionally restricted 2B2 Tubular network of cholangiocytes is more continuous compared to E16.

Specimen 2B3: embryonic day 17.0 (more )
Structure Cell Type Level Pattern Image Note
TS25: biliary tract cholangiocyte Present Regionally restricted 2B3 Expression in cholangiocytes at periphery, many not yet incorporated into network structure around portal vein.

Specimen S2A2: embryonic day 17.0 (more )
Note: Triple labeled: green - Spp1; white - Pecam1 (assay MGI:7614781); red - Tjp1 (assay MGI:7614782).
Structure Cell Type Level Pattern Image Note
TS25: biliary tract cholangiocyte Present Regionally restricted S2A2 Expression in cholangiocytes in region where intrahepatic bile ducts form continuous network.

Specimen S2A3/5: embryonic day 17.0 (more )
Note: Double labeled: green - Spp1; red - Tjp1 (assay MGI:7614782).
Structure Cell Type Level Pattern Image Note
TS25: biliary tract cholangiocyte Present Regionally restricted S2A5 , S2A3 Expression in cholangiocytes forming continuous network associated with tight junction network.

Specimen S2B2: embryonic day 17.0 (more )
Note: Triple labeled: green - Spp1; white - Pecam1 (assay MGI:7614781); red - Tjp1 (assay MGI:7614782).
Structure Level Pattern Image Note
TS25: biliary tract Present Regionally restricted S2B2 Expression in peripheral region of liver.

Specimen S2B3/5: embryonic day 17.0 (more )
Note: Double labeled: green - Spp1; red - Tjp1 (assay MGI:7614782).
Structure Cell Type Level Pattern Image Note
TS25: biliary tract cholangiocyte Present Regionally restricted S2B5 , S2B3 Expression in interconnected cholangiocytes, interrupted where cholangiocytes are not yet differentiated.

Specimen 5C1: embryonic day 17.0 (more )
Note: Triple labeled: green - Spp1; white - Hnf4a (assay MGI:7614783); red - Tjp1 (assay MGI:7614782).
Structure Cell Type Level Pattern Image Note
TS25: biliary tract cholangiocyte Present 5C1

Specimen 5C2: embryonic day 18.0 (more )
Note: Triple labeled: green - Spp1; white - Hnf4a (assay MGI:7614783); red - Tjp1 (assay MGI:7614782).
Structure Cell Type Level Pattern Image Note
TS26: biliary tract cholangiocyte Present 5C2

Specimen 5C3: postnatal week 1 (more )
Note: Triple labeled: green - Spp1; white - Hnf4a (assay MGI:7614783); red - Tjp1 (assay MGI:7614782).
Structure Cell Type Level Pattern Image Note
TS28: biliary tract cholangiocyte Present 5C3

Specimen S6A1: embryonic day 18.0 (more )
Structure Cell Type Level Pattern Image Note
TS26: biliary tract cholangiocyte Present Regionally restricted S6A1 Expression in cholangiocytes forming 3D mesh-like network structures.

Specimen S6A2: embryonic day 18.0 (more )
Structure Cell Type Level Pattern Image Note
TS26: biliary tract cholangiocyte Present Regionally restricted S6A2 Expression in cholangiocytes forming 3D mesh-like network structures.

Specimen S6A3/4: embryonic day 18.0 (more )
Note: Double labeled: green - Spp1; magenta - Pecam1 (assay MGI:7614781).
Structure Cell Type Level Pattern Image Note
TS26: biliary tract cholangiocyte Present Regionally restricted S6A4 , S6A3 Expression in layer of cholangiocytes surrounding portal vein, as if expressing cells form the ductal plate.

Specimen S6A5: postnatal adult (more )
Structure Cell Type Level Pattern Image Note
TS28: biliary tract cholangiocyte Present Regionally restricted S6A5 Expression in cholangiocytes forming network structures.

Specimen S6A6: postnatal adult (more )
Structure Cell Type Level Pattern Image Note
TS28: biliary tract cholangiocyte Present Regionally restricted S6A6 Expression in cholangiocytes forming network structures.

Specimen S6A7/8: postnatal adult (more )
Note: Double labeled: green - Spp1; magenta - Pecam1 (assay MGI:7614781).
Structure Level Pattern Image Note
TS28: biliary ductule Present Regionally restricted S6A8 , S6A7 Expression in a large duct and some small ductules around the portal vein.
TS28: intrahepatic bile duct Present Regionally restricted S6A8 , S6A7 Expression in a large duct and some small ductules around the portal vein.

Specimen S7A: embryonic day 16.0 (more )
Note: Double labeled: green - Spp1; red - Krt19 (assay MGI:7614784).
Structure Cell Type Level Pattern Image Note
TS24: biliary tract cholangiocyte Present Regionally restricted S7A Expression in cholangiocytes forming biliary network

Specimen S7A a-1/3: embryonic day 16.0 (more )
Note: Double labeled: green - Spp1; red - Krt19 (assay MGI:7614784).
Structure Cell Type Level Pattern Image Note
TS24: biliary tract cholangiocyte Present Regionally restricted S7A a-3 , S7A a-1 Expression in cholangiocytes forming biliary network

Specimen S7A b-1/3: embryonic day 16.0 (more )
Note: Double labeled: green - Spp1; red - Krt19 (assay MGI:7614784).
Structure Cell Type Level Pattern Image Note
TS24: biliary tract cholangiocyte Present Regionally restricted S7A b-1 , S7A b-3 Expression in cholangiocytes forming biliary network

Specimen S7B1/3/4/6: postnatal week 1 (more )
Note: Double labeled: green - Spp1; red - Krt19 (assay MGI:7614784).
Structure Cell Type Level Pattern Image Note
TS28: biliary tract cholangiocyte Present Regionally restricted S7B1 , S7B3 , S7B4 , S7B6 Expression in cholangiocytes in peripheral as well as hilum of liver.

Specimen S7B7/9/10/12: postnatal week 8 (more )
Note: Double labeled: green - Spp1; red - Krt19 (assay MGI:7614784).
Structure Cell Type Level Pattern Image Note
TS28: biliary tract cholangiocyte Present Regionally restricted S7B10 , S7B7 , S7B12 , S7B9 Expression in cholangiocytes in peripheral as well as hilum of liver.


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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
03/25/2025
MGI 6.24
The Jackson Laboratory