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.

A different population of T cells, the CD4 + T cells, function as "helper cells". Unlike CD8 + killer T cells, the CD4 + helper T (T H) cells function by further activating memory B cells and …

Dec 11, 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 …

Jun 19, 2023 · T cells are crucial for immune functions to maintain health and prevent disease. T cell development occurs in a stepwise process in the thymus and mainly generates CD4+ and …

Jan 10, 2025 · There are several different types of T cells, each playing a distinct role. The functions of T cells include killing pathogens and damaged cells, moderating the immune …

Sep 17, 2024 · T cells, or T lymphocytes, are a cornerstone of the adaptive immune system, integral to protecting the body against a wide range of threats including infections, cancer, and …

What are T cells? T cells are a type of white blood cell that play a critical role in the body’s immune system. They are part of the adaptive immune response, which enables them to …

Nov 19, 2025 · T cells, or T lymphocytes, are a class of white blood cells and central agents of the adaptive immune response. This response is the body’s highly specific and long-lasting …

Mar 11, 2023 · They maintain immune homeostasis in humans over decades but can also be responsible for inflammatory or autoimmune diseases. The role of T cells is slightly modified …

Sep 16, 2025 · Once activated, T cells differentiate into various subtypes, each with a distinct function in the immune response. These specialized roles ensure a comprehensive and …