TY - RPRT TI - Differences in responsiveness to CD3 stimulation between naive and memory CD4+ T cells cannot be overcome by CD28 costimulation. AU - H Kuiper AU - M Brouwer AU - M de Boer AU - P Parren AU - R A van Lier PY - 1994 DO - 10.1002/eji.1830240903 UR - https://pubmed.ncbi.nlm.nih.gov/7522154/ ID - 7522154 ER -