T cells are a type of white blood cell that help your immune system fight germs and protect you from disease. There are two main types: cytotoxic and helper T cells.

T cell ... T cells (also known as T lymphocytes) are an important part of the immune system and play a central role in the adaptive immune response. T cells can be distinguished from other lymphocytes …

Jan 13, 2026 · A T cell is a type of white blood cell that is an essential part of the immune system. T cells are one of two primary types of lymphocytes—B cells being the second type—that determine the …

A type of white blood cell. T cells are part of the immune system and develop from stem cells in the bone marrow. They help protect the body from infection and may help fight cancer. Also called T …

T-cells, or T-lymphocytes, are a specialized type of white blood cell and a core component of the adaptive immune system. They provide targeted, long-lasting protection against invaders.

Mar 11, 2023 · T cells are a part of the immune system that focuses on specific foreign particles. Rather than generically attack any antigens, T cells circulate until they encounter their specific antigen.

The immature lymphoid cell, in turn, can be processed into a B cell, which makes infection-fighting antibodies, or a T cell, which recognizes foreign tissue and virally infected cells and directs the …

Feb 16, 2011 · T-cells are a type of white blood cell that work with macrophages. Unlike macrophages that can attack any invading cell or virus, each T-cell can fight only one type of virus.

T cell: A type of white blood cell that is of key importance to the immune system and is at the core of adaptive immunity, the system that tailors the body's immune response to specific pathogens. The T …

They are responsible for cell-mediated immunity, recognizing and destroying infected or cancerous cells, and coordinating the overall immune response. T-cells originate from hematopoietic stem cells in the …