Are T cell precursors which develop in the thymus.
A lymphocyte formed in the thymus gland.
A cell that develops in the thymus gland, probably from a stem cell of bone marrow. It is a precursor of T-lymphocytes originating in the gland.
Immature T lymphocytes that reside in the thymus. Fewer than 1% of the lymphoid stem cells that migrate to the thymus reproduce and develop into T lymphocytes capable of binding with specific antigens.