About   Help   FAQ
Gene Expression Data
Assay Details
Assay
Reference: J:58885 Keeney DS, et al., Two novel sites of expression of NADPH cytochrome P450 reductase during murine embryogenesis: limb mesenchyme and developing olfactory neuroepithelia. Dev Dyn. 1999 Dec;216(4-5):511-7
Assay type: RNA in situ
MGI Accession ID: MGI:5912424
Gene symbol: Por
Gene name: cytochrome p450 oxidoreductase
Probe: P450 reductase cDNA
Probe preparation: Antisense labelled with S35 RNA
Visualized with: Autoradiography
Results
Specimen 2A/B: embryonic day 13.5 (more )
Structure Level Pattern Image Note
TS21: forelimb mesenchyme Present Regionally restricted 2A/B Expression is in mesenchymal cells between apposed surfaces of precartilage condensations.
Specimen 2C/D: embryonic day 14.5 (more )
Structure Level Pattern Image Note
TS22: forelimb mesenchyme Present Regionally restricted 2C/D Expression is in mesenchymal cells between apposed surfaces of precartilage condensations.
Specimen 2E/F: embryonic day 15.5 (more )
Structure Level Pattern Image Note
TS23: forelimb mesenchyme Present Regionally restricted 2E/F , 2H , 2G Expression is in mesenchymal cells between apposed surfaces of precartilage condensations.
TS23: forelimb skeleton Absent 2G , 2E/F , 2H
Specimen 3A: embryonic day 12.5 (more )
Structure Level Pattern Image Note
TS20: forelimb digit mesenchyme Strong Regionally restricted 3A Expression is strong at the tip and weak in the remaining metacarpal precartilage condensations.
TS20: forelimb interdigital region mesenchyme Weak 3A
Specimen 3B: embryonic day 12.5 (more )
Structure Level Pattern Image Note
TS20: forelimb digit mesenchyme Strong Regionally restricted 3B Expression is strong at the tip and weak in the remaining metacarpal precartilage condensations.
TS20: forelimb interdigital region mesenchyme Weak 3B
Specimen 3C: embryonic day 12.5 (more )
Structure Level Pattern Image Note
TS20: forelimb digit mesenchyme Strong Regionally restricted 3C Expression is strong at the tip and weak in the remaining metacarpal precartilage condensations.
TS20: forelimb interdigital region mesenchyme Weak 3C
Specimen 3G/J: embryonic day 13.5 (more )
Structure Level Pattern Image Note
TS21: naris epithelium Strong 3G/J
TS21: nasal cavity respiratory epithelium Strong 3G/J
Specimen 3H/K: embryonic day 13.5 (more )
Structure Level Pattern Image Note
TS21: nasal cavity respiratory epithelium Strong 3H/K
TS21: olfactory epithelium Strong 3H/K
TS21: olfactory lobe Strong 3H/K
Specimen 3I/L: embryonic day 13.5 (more )
Structure Level Pattern Image Note
TS21: nasal cavity respiratory epithelium Strong 3I/L
TS21: olfactory epithelium Strong 3I/L
TS21: olfactory lobe Strong 3I/L
Specimen not shown E7.5: embryonic day 7.5 (more )
Structure Level Pattern Image Note
TS11: trophoblast giant cell Strong
TS11: embryo Absent
Specimen not shown E9.5: embryonic day 9.5 (more )
Structure Level Pattern Image Note
TS15: embryo Absent
Specimen not shown E10.5: embryonic day 10.5 (more )
Structure Level Pattern Image Note
TS17: embryo Absent
Specimen not shown E13.5: embryonic day 13.5 (more )
Structure Level Pattern Image Note
TS21: stomach Present Regionally restricted Expression is in the epithelium covering the stomach wall between E13.5-E16.5.
TS21: lobar bronchus Present Between E13.5-E16.5.
TS21: brain Weak Regionally restricted Expression is in neural tissues surrounding the lateral ventricles and the third ventricle at the level of the hypothalamus between E13.5-E16.5.
TS21: spinal cord Trace Between E13.5-E16.5.
TS21: liver Absent Between E13.5-E16.5.
Specimen not shown E16.5: embryonic day 16.5 (more )
Structure Level Pattern Image Note
TS24: main olfactory bulb Strong Between E13.5-E16.5.
TS24: naris epithelium Strong Between E13.5-E16.5.
TS24: nasal cavity respiratory epithelium Strong Between E13.5-E16.5.
TS24: olfactory epithelium Strong Between E13.5-E16.5.
TS24: lobar bronchus Present Between E13.5-E16.5.
TS24: stomach mucosa Present Between E13.5-E16.5.
TS24: brain Weak Regionally restricted Expression is in neural tissues surrounding the lateral ventricles and the third ventricle at the level of the hypothalamus between E13.5-E16.5.
TS24: spinal cord Trace Between E13.5-E16.5.
TS24: liver Absent Between E13.5-E16.5.
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)
Citing These Resources
Funding Information
Warranty Disclaimer, Privacy Notice, Licensing, & Copyright
Send questions and comments to User Support. 		last database update
03/25/2025
MGI 6.24 		The Jackson Laboratory