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Gene Expression Data
Assay Details
Assay
Reference: J:84763 Sivashanmugam P, et al., Characterization of mouse Eppin and a gene cluster of similar protease inhibitors on mouse chromosome 2. Gene. 2003 Jul 17;312:125-34
Assay type: Immunohistochemistry
MGI Accession ID: MGI:5691430
Gene symbol: Eppin
Gene name: epididymal peptidase inhibitor
Antibody: anti-rEppin
Results
Specimen 7 day old not shown: postnatal day 7 (more )
Structure Level Pattern Image Note
TS28: epididymis Absent
TS28: testis Absent
Specimen 12 day old not shown: postnatal day 12 (more )
Structure Cell Type Level Pattern Image Note
TS28: testis Present Regionally restricted
TS28: Sertoli cell Sertoli cell Present
TS28: epididymis Absent
Specimen 20 day old not shown: postnatal day 20 (more )
Structure Level Pattern Image Note
TS28: testis Present
TS28: epididymis Absent
Specimen 60 day old not shown: postnatal day 60 (more )
Structure Level Pattern Image Note
TS28: testis Present
Specimen 3A: postnatal day 90 (more )
Structure Cell Type Level Pattern Image Note
TS28: testis Present Regionally restricted 3A
TS28: Sertoli cell Sertoli cell Present Regionally restricted 3A Expression in Sertoli cell throughout the cytoplasm, extending from the basal aspect of cells to the luminal surface.
Specimen 3B: postnatal day 120 (more )
Structure Cell Type Level Pattern Image Note
TS28: testis Present Regionally restricted 3B
TS28: spermatid Present Regionally restricted 3B Expression in acrosomal region of round spermatids.
TS28: Sertoli cell Sertoli cell Present Regionally restricted 3B Expression in cytoplasm.
TS28: Leydig cell Leydig cell Present Regionally restricted 3B Expression in cytoplasm.
Specimen 3D: postnatal day 60 (more )
Structure Level Pattern Image Note
TS28: caput epididymis Present Regionally restricted 3D Expression first seen at 60 days of age in principle cells of the caput epididymis.
Specimen 120 day old caput epididymis not shown: postnatal day 120 (more )
Structure Level Pattern Image Note
TS28: caput epididymis Absent
Specimen 120 day old corpus epididymis not shown: postnatal day 120 (more )
Structure Level Pattern Image Note
TS28: corpus epididymis Absent
Specimen 3F: postnatal day 120 (more )
Structure Level Pattern Image Note
TS28: cauda epididymis Present Regionally restricted 3F Expression in principle cells of the cauda epididymis.
TS28: epithelium of epididymis Present Regionally restricted 3F Expression within apical cytoplasm and on long microvilli (stereocilia) of epithelial cells.
Contributing Projects:
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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01/20/2026
MGI 6.24 		The Jackson Laboratory