| Primary Identifier | MGI:3036127 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Ifng |
| Transmission | Germline | Strain of Origin | 129X1/SvJ |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A lacZ gene followed by a neomycin resistance gene replaced exon 1 starting at the initiation codon through part of intron 1. Northern blot analysis failed to detect mRNA in appropriately stimulated spleen cells and protein product could not be detected immunologically. |