Previous Article Next Article Table of Contents Science, Vol.274, No.5284, 67-68, 1996 DOI10.1126/science.274.5284.67 Export Citation Hierarchical Control of Lymphocyte Survival Boise LH, Thompson CB Keywords:HUMAN B-LYMPHOCYTES;BCL-2-DEFICIENT MICE;APOPTOSIS;CELL;CTLA-4;EXPRESSION;LIGAND Please enable JavaScript to view the comments powered by Disqus.