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Spontaneous epithelial (S) to neuroblast (N) conversion enhanced the capacity of SK-N-SH neuroblastoma (NB) cells to invade reconstituted basement membrane in vitro. This involved a switch to matrix(More)
Primary cultures of prepubertal rat Sertoli cells secrete two major tissue inhibitors of metalloproteinases: TIMP-1 (M(r) 28K) and TIMP-2 (M(r) 21 K). FSH stimulated Sertoli cell TIMP-1 and TIMP-2(More)
The immunosuppressant hormone dexamethasone (Dex) interferes with T cell-specific signals activating the enhancer sequences directing interleukin 2 (IL-2) transcription. We report that the(More)