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Gene Expression Data
Assay Details
Assay
Reference: J:138347 Wang J, et al., Expression pattern of serine protease inhibitor kazal type 3 (Spink3) during mouse embryonic development. Histochem Cell Biol. 2008 Aug;130(2):387-97
Assay type: In situ reporter (knock in)
MGI Accession ID: MGI:5780834
Gene symbol: Spink1
Gene name: serine peptidase inhibitor, Kazal type 1
Reporter: lacZ
Direct Detection
Assay notes: Specimens were fixed in 1% formaldehyde, 0.2% glutaraldehyde.
Results
Specimen 2B: embryonic day 9.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS15: future brain Present 2B
TS15: foregut Present 2B
TS15: foregut-midgut junction Present 2B
TS15: midgut Present 2B

Specimen 2C: embryonic day 9.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS15: gut epithelium Weak Regionally restricted 2C Relatively sparce expression in cells alng the cavity lining, spreading bi-directionally to the foregut and the midgut.
TS15: foregut-midgut junction Present 2C Considerable expression in the foregut/midgut junction and succeeding midgut.
TS15: midgut Present 2C Considerable expression in the foregut/midgut junction and succeeding midgut.

Specimen 2D: embryonic day 9.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS15: hindgut Strong 2D

Specimen 2E: embryonic day 9.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS15: future brain Present Diffuse 2E Expression in cells within the neuroepithelium of the forebrain-midbrain junction.

Specimen 2F: embryonic day 10.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS17: forebrain-midbrain boundary region Present Diffuse 2F Expression in cells within the neuroepithelium of the forebrain-midbrain junction.

Specimen 3C: embryonic day 11.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS19: pancreas primordium Present 3C

Specimen 3G: embryonic day 12.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS20: pancreas Present 3G

Specimen 3K: embryonic day 13.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS21: pancreas Present Regionally restricted 3K Expression within a relatively limited area of the pancreas.

Specimen 3O: embryonic day 15.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS23: pancreatic acinus Present Regionally restricted 3O Prominent expression. Authors report restrictive expression in dispersed acinar cells surrounding the lumen of the acinus.
TS23: endocrine pancreas Absent 3O

Specimen 3S: embryonic day 17.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS25: pancreatic acinus Present Regionally restricted 3S Prominent expression. Authors report restrictive expression in dispersed acinar cells surrounding the lumen of the acinus.
TS25: endocrine pancreas Absent 3S

Specimen 4A: embryonic day 11.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS19: intestine Present Regionally restricted 4A Expression only in large intestine, most likely including the sigmoid colon and rectum.

Specimen 4B: embryonic day 11.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS19: intestine Present Regionally restricted 4B Expression only in large intestine, most likely including the sigmoid colon and rectum.

Specimen 4D: embryonic day 12.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS20: intestine Present Regionally restricted 4D Expression only in large intestine, most likely including the sigmoid colon and rectum.

Specimen 4E: embryonic day 12.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS20: intestine Present Regionally restricted 4E Expression only in large intestine, most likely including the sigmoid colon and rectum.

Specimen 5A: embryonic day 11.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS19: mesonephric tubule Present 5A
TS19: nephric duct Absent 5A Expression in mesonephric tubules. No expression in mesonephric duct in urogenital ridge.

Specimen 5B: embryonic day 11.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS19: mesonephric tubule Present 5B
TS19: nephric duct Absent 5B Expression in mesonephric tubules. No expression in mesonephric duct in urogenital ridge.

Specimen 5E: embryonic day 12.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS20: mesonephric tubule Present 5E Higher levels at 12.5 and 13.5. dpc.

Specimen 5F: embryonic day 12.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS20: mesonephric tubule Present 5F Higher levels at 12.5 and 13.5. dpc.

Specimen 5I: embryonic day 13.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS21: mesonephric tubule Present 5I Higher levels at 12.5 and 13.5. dpc.
TS21: renal pelvis Present 5I
TS21: ureter Present 5I

Specimen 5J: embryonic day 13.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS21: mesonephric tubule Present 5J Higher levels at 12.5 and 13.5. dpc.

Specimen 5M: embryonic day 15.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS23: mesonephros Present Regionally restricted 5M Authors state expression was observed in the mesonephros or the cranial region of the male urogenital ridge.

Specimen 5N: embryonic day 15.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS23: mesonephros Present Regionally restricted 5N Authors state expression was observed in the mesonephros or the cranial region of the male urogenital ridge.

Specimen 5Q: embryonic day 17.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS25: epididymis Present Regionally restricted 5Q Expression clearly observed in the differentiated epididymis. Expression in the epithelium of the ductus epididymis.

Specimen 5R: embryonic day 17.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS25: epididymis Present Regionally restricted 5R Expression clearly observed in the differentiated epididymis. Expression in the epithelium of the ductus epididymis.

Specimen E9.5 not shown: embryonic day 9.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS15: hindgut diverticulum Present

Specimen E11.5 not shown: embryonic day 11.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS19: forebrain-midbrain boundary region Present

Specimen E12.5 not shown: embryonic day 12.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS20: forebrain-midbrain boundary region Weak Lower expression at 12.5 dpc.
TS20: metanephros Absent
TS20: genital swelling of genital tubercle Present Regionally restricted Moderate to high expression in the surface layer of the genital swelling between 12.5 and 15.5 dpc.

Specimen E13.5 not shown: embryonic day 13.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS21: forebrain-midbrain boundary region Absent
TS21: small intestine Present

Specimen E15.5 not shown: embryonic day 15.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS23: mesonephros Present Regionally restricted Authors report expression in the cranial portionof the ridge in female.
TS23: genital tubercle Present Moderate to high expression in the surface layer of the genital swelling between 12.5 and 15.5 dpc.

Specimen E17.5 female not shown: embryonic day 17.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS25: paramesonephric duct Ambiguous Authors state expression was hardly detected in the Mullerian duct of the female.

Specimen E17.5 male not shown: embryonic day 17.5; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS25: seminal vesicle Absent

Specimen 8 weeks not shown: postnatal week 8; Spink1tm2Kymm/Spink1+ (more )
Structure Level Pattern Image Note
TS28: seminal vesicle Strong


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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last database update
03/25/2025
MGI 6.24
The Jackson Laboratory