One of these functions is immune-mediated cell death, and it is carried out by two major subtypes: CD8 + "killer" (cytotoxic, Effector tumor antigen-specific T cells) and CD4 + "helper" T cells. …

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.

Dec 19, 2025 · 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 …

Nov 19, 2025 · Unlike the innate system, T cells are programmed to recognize and react to unique molecular structures, known as antigens, with precision. This targeted recognition …

Jun 7, 2025 · T cells are components of the adaptive immune system. This article discusses the production of T cells and their different types.

Jan 10, 2025 · Learn about T cells, their types, functions, and how they protect your body from pathogens while shaping immune responses.

Dec 15, 2025 · Depending on the cytokines they are exposed to during antigen stimulation, the undifferentiated mature T cell (Th0) develops into cells with different functions: CD4+ become …

Jul 12, 2025 · Each of the four main types—Helper, Cytotoxic, Regulatory, and Memory T cells—plays a distinct yet interconnected role, ensuring the body's robust defense …

Nov 8, 2024 · The main types of T cells include helper T cells, cytotoxic T cells, regulatory T cells, and memory T cells, each specialized to recognize and respond to various pathogens.

T cells can be divided into three main subtypes: effector, memory, and regulatory cells. Each type performs a distinct function during an immune response to foreign antigens. T cells subtypes …