Mechanisms of transcriptional regulation in lymphocyte progenitors: Insight from an analysis of the terminal transferase promoter - Ernst, P; Hahm, K; Cobb, BS; Brown, KE; Trinh, LA; McCarty, AS; Merkenschlager, M; Klug, CA; Fisher, AG; Smale, ST (COLD SPRING HARBOR SYMPOSIA ON QUANTITATIVE BIOLOGY, 1999)