CR1 and neoplasm: To gain a more comprehensive overview on TDA deposition in tumor-draining and non-draining LNs in a larger field of view than possible by 2PM, we isolated whole TDLN and non-draining LNs of mice, which had in addition received s.c. injections of the FDC-marker anti-CD35 mAb as tracer for fluorescent stereomicroscopic analysis (Figure 2B in Supplementary Material).