CD4 T helper cells are a type of white blood cell called a lymphocyte that serves an important role in your immune system. These cells help defend the body against infection by directing other ...

Induces potent and long-lasting immune responses to defined antigens or whole pathogens (particles), mainly through the ...

S3). Immunohistochemical analysis showed a dense lymphocytic infiltration of the lamina propria positive for T-cell receptor (TCR) α, CD3, CD4, and granzyme B but which did not express TRBC1 ...

He studies how tumor-recognizing T cells — a type of immune cell — respond to these solid tumors, and how to improve those responses to help patients. One research focus is on CD4, or "helper" T cells ...