| Primary Identifier | MGI:1930996 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Csf2 |
| Transmission | Germline | Strain of Origin | 129S2/SvPas |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | Exons 3 and 4 and flanking intronic sequence were replaced by a neomycin cassette. |