HEMATOPOIESIS IN THE THYMUS

The presence in the thymus of hemopoietic cells other than thymocytes has been known for many years, but the extent of the hemopoietic activ ity of the thymus and the possible functional implications have only r ecently begun to receive much attention. This review summarizes the li terature in this field, especially in the light of current cytokine an d thymic-factor knowledge, and includes clinical relevance where possi ble.