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 ...

Tumors, such as melanoma, release nanovesicles called exosomes (gray) that travel and lodge in the lymph nodes. There they corrupt the behavior of lymph cells. The lymphatic vessels (green) branch out ...

Lymph nodes are small but mighty parts of your immune system, filtering harmful substances and fighting infections. Swelling can be a sign of anything from a simple cold to serious conditions like ...

The immune system is a complex response of various cells that detect and elicit mechanisms to eliminate disease. This ...

Lymph nodes are small organs, typically ranging from the size of a pea to a little bean, which are located throughout the body. Lymph nodes are one of the components of the lymphatic system. There are ...

Are intra-mammary lymph nodes problematic? (i.e., can they become cancerous?) -- R.P. ANSWER: Lymph nodes are normal structures and are not problematic themselves. They often become enlarged when ...

The research group of Prof. Sanjiv Luther at the Department of Immunobiology, University of Lausanne, has discovered that a fibroblast subtype is essential for coordinating certain immune cells within ...

Add Yahoo as a preferred source to see more of our stories on Google. palau83/Getty Images A swollen lymph node can be a bit like your body’s version of a red flag: When one of these bean-shaped ...

In aggressive lymphomas, inflammatory messengers reprogram the “conductors” of the immune system, causing lymph node structure to collapse. A team led by Simon Haas describes in “Nature Cancer” this ...