Analysis Tools| Glossary Term | Blastocyst |
| Definition | A preimplantation mouse embryo consisting of 16-40 cells with a clearly apparent inner cell mass (Theiler Stage 3-4). See the Edinburgh Mouse Atlas for atable of staging criteria in mouse development, or forimages of the stages. |
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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