TY - RPRT TI - Decrease in macrophage antigen catabolism caused by ammonia and chloroquine is associated with inhibition of antigen presentation to T cells. AU - H K Ziegler AU - E R Unanue PY - 1982 DO - 10.1073/pnas.79.1.175 UR - https://pubmed.ncbi.nlm.nih.gov/6798568/ ID - 6798568 ER -