Widmer, M B Interleukin 7 stimulates growth of fetal thymic precursors of cytolytic cells: induction of effector function by interleukin 2 and inhibition by interleukin 4. [electronic resource] - International immunology 1990 - 1055-61 p. digital Publication Type: Journal Article ISSN: 0953-8178 Standard No.: 10.1093/intimm/2.11.1055 doi Subjects--Topical Terms: AnimalsCell DifferentiationCell DivisionFetus--cytologyHematopoietic Stem Cells--cytologyIn Vitro TechniquesInterleukin-2--pharmacologyInterleukin-4--pharmacologyInterleukin-7--pharmacologyMiceMice, Inbred C57BLT-Lymphocytes, Cytotoxic--cytology