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What is a T cell?

Published in Immunology 1 min read

A T cell, also known as a T lymphocyte, is a crucial type of white blood cell that plays an essential role in your immune system.

Understanding T Cells and Their Role

T cells are a specific kind of lymphocyte, which are white blood cells critical for immune function. Their primary job is to defend the body against:

  • Infection-causing pathogens: This includes viruses, bacteria, fungi, and parasites.
  • Harmful cells: Such as cancer cells.

In essence, T cells are key players in identifying and eliminating threats to keep you healthy. They work alongside other immune cells to create a comprehensive defense system.

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