A newly described stage of a lymph node-like structure seen in liver tumors after presurgical immunotherapy may be vital to successfully treating patients with hepatocellular carcinoma, according to a ...

Structure of a lymph node whose endothelial cells (green) are capturing the nanovesicles called exosomes (red) that have moved to the node from a tumor.

Trials evaluating the omission of completion axillary-lymph-node dissection in patients with clinically node-negative breast cancer and sentinel-lymph-node metastases have been compromised by limited ...