Medically reviewed by Doru Paul, MD High neutrophils and low lymphocytes are signs of physical stress, inflammation, infection, and/or a medical condition. Neutrophils and lymphocytes are white blood ...

Medically reviewed by Daniel More, MD Allergies occur when your immune system overreacts to allergens like pet dander, pollen ...

The Food and Drug Administration has approved more than 100 monoclonal antibodies to treat a range of diseases. Other ...

The immune system is the body’s tool for preventing or limiting infection. Its complex network of cells, organs, proteins, and tissues enables the immune system to defend the body from pathogens.

Studies focused on the goal of eliciting transplant tolerance led Herman Waldmann to rejuvenate discarded ideas of 'suppressor T cells'. Such cells are now known to exist. The discovery of ...

Each lymphocyte produces its own specific receptor that corresponds to a specific antigen. When a lymphocyte encounters that antigen it multiplies, creating large numbers of identical lymphocytes ...

The Food and Drug Administration has approved more than 100 monoclonal antibodies to treat a range of diseases. Other antibodies are used by physicians to diagnose conditions or by scientists to ...

Germinal centers are high-speed evolution machines. Tiny clusters in the lymph nodes, germinal centers refine antibodies through mutation and expansion until they produce high-affinity B cells ...

We do biomedical research in vascular biology with a focus on lymphangiogenesis and the VEGF family of growth factors. Blood and lymphatic vessels play important roles in almost all major human ...

This is known as the primary response. During this response, the body will also make memory lymphocytes that remain in the body for years. If the same microorganism is encountered again, memory ...