Zoomed-in section of a human thymus after birth, showing thymocytes (red), epithelial cells (cyan), and Polykeratin stem cells next to fibronectin areas (green). Advanced Search Home ...

The mediastinal mass histologically corresponded to a neoplasm composed of lymphoid cells and epithelial cells. The organ microarchitecture was completely effaced by sheets of homogeneous ...

The expression of a large number of peripheral tissue-specific antigens (TSAs) by medullary thymic epithelial cells ... self tolerance after T cells have left the thymus; this study now shows ...