thymic stromal cell造句

例句与造句

1. T-lymphopoiesis does not occur automatically but requires signals generated from the thymic stromal cells.
2. Later on, they are fully committed to the T cell lineage-when thymoctyes expressing Notch1 receptors engage thymic stromal cells expressing Notch1 ligands, the thymocytes become finally committed to the T-cell lineage.
3. It's difficult to find thymic stromal cell in a sentence. 用thymic stromal cell造句挺难的