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 located throughout the body. They are small, bean-shaped glands that play a crucial role in the immune system. During an infection, a person may notice swollen lymph nodes. The body ...

If you've been hopping between arms for booster shots, a new study suggests that your lymph nodes remember exactly where you first got jabbed and perform far better when you return to that same arm.

If you’ve ever felt swelling on the side of your neck, you probably had swollen glands, also known as swollen lymph nodes. Doctors call it lymphadenopathy. Swollen lymph nodes are a sign that your ...

Lymph nodes can contain large numbers of tuberculosis-causing bacteria and serve as long-term reservoirs of bacterial persistence, according to a study published November 1 in the open-access journal ...

Swollen lymph nodes, or swollen glands, in the neck may indicate an infection. They can also occur due to a medical condition, such as an immune disorder or, less commonly, cancer. Treatment can ...