Do lymph nodes produce antibodies?

Lymph nodes are organs that are distributed widely throughout the body, but armpit, behind your ears (the location behind the ear where your glasses would rest if you wear them), and stomach are some well known locations. read more

So yes, lymph nodes do home cells like B and T cells, which detect foreign organisms and produce antibodies accordingly. read more

During periods of active antibody production, lymph nodes often enlarge and become tender to the touch. For example, a vaccination (injection of a natural or artificial antigen to stimulate the body to produce protective antibodies) in the arm can cause swelling of the nodes in the armpit, while mononucleosis causes enlargement of nodes that can be felt under the skin of the armpits, groin, and neck. read more