... haemopoietic-cell-specific small GTPase of the Rho subfamily of RAS-like molecules; is involved in cytoskeletal organization; the gene contributes to the TTF-BCL6 fusion gene in B-lineage non-Hodgkin’s ... CD4+ helper T cell that secretes interleukin-4, interleukin-5, interleukin-6, interleukin-9, interleukin -1 0 and interleukin-13 but not interleukin-2 or interferon; it is mainly responsible for ... interleukin-2, interferon-γ and lymphocytotoxin (tumour necrosis factor β) but not interleukin-4, interleukin-5 or interleukin-6; it is mainly responsible for activation of macrophages and for T-cell...